Schematic Diagrams
NB K8T890-3 VLINK & VGA
(13) VLAD[0..15] | VLAD[0..15] |
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| VLAD[0..15] | VLAD[0..15] (13) | |||||
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| VLAD0 | P34 | U6C |
| B25 | HCLK |
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| VD0 | HCLK+ |
| HCLK |
| (2) | |||||
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| VLAD1 | R34 | A25 | HCLK# |
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| VLAD2 | M33 | VD1 | HCLK- |
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| HCLK# |
| (2) |
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| VLAD3 | L32 | VD2 |
| D25 |
| +3.3VHCK |
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| VD3 | VCCA33HCK/NC |
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| VLAD4 | T32 | VD4 | GNDAHCK/NC | E25 |
| L40 |
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| VLAD5 | R32 | AC5 | T |
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| VLAD6 | K33 | VD5 | NC/VCCA33HCK | AC6 |
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| VLAD7 | L34 | VD6 | NC/GNDAHCK |
| T |
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| VLAD8 | T33 | VD7 | VCLK | C28 | VCLK_NB | VCLK_NB (2) | ||||
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| VLAD9 | U32 | VD8 |
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| VLAD10 | K32 | VD9 | VCCA33VCK/NC | D28 |
| +3.3VCK |
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| VLAD11 | J32 | VD10 | E28 |
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| VLAD12 | U34 | VD11 | GNDAVCK/NC | AJ11 |
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| VLAD13 | V33 | VD12 | NC/VCCA33GCK | AK11 |
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| T |
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| VLAD14 | J34 | VD13 | NC/GNDAGCK |
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| T |
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| VLAD15 | J33 | VD14 | VSUS15 | H34 | R154+1.5V | 0(R) |
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| UPSTB+ | M32 | VD15 | G32 |
| PWROK_NB#(12) | |||||
(13) | UPSTB+ | UPSTB+ | PWROK | R155 |
| 0 |
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UPSTB- | N32 | H32 | RESET_NB# |
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| ALL_PWRGD(2,3,11,13,31) | ||||||
(13) | UPSTB- |
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| UPSTB- | RESET# | G33 | SUS_ST# |
| RESET_NB#(11) | |||
(13) | DNSTB+ | DNSTB+ | N34 |
| SUSST# | E34 | AGPBZ# |
| SUS_ST# (12,24) | |||
DNSTB- | N33 | DNSTB+ | BUSY# | E32 | TESTIN# |
| AGPBZ# (13) | |||||
(13) | DNSTB- | UPCMD |
| DNSTB- | TESTIN# | F32 | DFTIN# |
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(13) | UPCMD | K34 |
| DFTIN# | D34 |
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DNCMD | M34 | UPCMD | TCLK |
| T |
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(13) | DNCMD | VBE# |
| DNCMD | TCLK600 | B28 | TCLK600 |
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(13) | VBE# | R33 |
| A28 | DEBUG |
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VPAR | T34 | VBE# | DEBUG | A26 | T |
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(13) | VPAR |
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| VPAR | RSVD0 | B26 |
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| LCOMPP | V34 | VLCOMPP | RSVD1 | C26 | T |
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| RSVD2 | D26 | T |
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| LVREF_NB P32 | VLVREF | RSVD3 | E26 | T |
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| RSVD4 | A27 | T |
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| RSVD5 | C27 |
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| RSVD6 | D27 | T |
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| DNSTB+ |
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| RSVD7 | T |
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| DNSTB- |
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| AR | AF2 | T |
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| AF1 |
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| AG | T |
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| +1.5VS |
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| AE1 |
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| AB | AG1 | T |
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| HSYNC | T |
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| C986 | C987 | A30 |
| AG2 |
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| VCC15VL | VSYNC |
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| A31 | AH1 |
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| 0.1UF | 0.1UF | VCC15VL | SPCLK2 |
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| A32 | AH2 |
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| VCC15VL | SPD2 |
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| D03 |
| A33 |
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| A34 | VCC15VL |
| AJ1 |
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NEAR K8T890 |
| VCC15VL | XIN |
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| B30 |
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| VCC15VL |
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| B31 |
| AF3 |
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| VCC15VL | RSET | T |
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| B32 | AG3 |
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| VCC15VL | BISTIN | T |
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| B33 | AJ2 |
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| +1.5VS |
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| B34 | VCC15VL | INTA# | AJ3 |
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| VCC15VL | GPO0 |
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| C30 | AH3 |
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| C31 | VCC15VL | GPOUT |
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| 1 | + | 2 |
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| VCC15VL |
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| C32 |
| AM3 |
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| C220 | 470UF/2.5V | ||
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| VCC15VL | CONFIG1 |
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| C33 | AM4 |
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| C34 | VCC15VL | CONFIG2 | AN2 |
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| VCC15VL | CONFIG3 | T |
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| D30 | AP1 |
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| C676 | 0.1UF | ||||
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| D31 | VCC15VL | ENVDD | AN1 | T |
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| VCC15VL | ENBLT | T |
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| D32 |
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| VCC15VL |
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| D33 |
| AC1 |
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| C698 | 0.1UF | ||
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| E30 | VCC15VL | VCCA33PLL1 | AC2 | T |
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| VCC15VL | GNDAPLL1 | T |
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| E31 | AC3 |
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| F30 | VCC15VL | VCCA33PLL2 | AC4 | T |
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| C657 | 0.1UF | |
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| VCC15VL | GNDAPLL2 | T |
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| F31 | AD1 |
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| VCC15VL | VCCA33PLL3 | T |
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| G30 | AD2 |
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| VCC15VL | GNDAPLL3 |
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| G31 | AE2 |
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| C655 | 0.1UF | |||
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| VCC15VL | VCCA33DAC1 | T |
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| H30 | AE3 |
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| H31 | VCC15VL | GNDADAC1 | AD3 |
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| VCC15VL | VCCA33DAC2 | T |
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| J30 | AD4 |
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| C762 | 0.1UF | ||||
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| VCC15VL | GNDADAC2 | T |
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| J31 | AE4 |
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| VCC15VL | GNDADAC3 | T |
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| K30 |
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| VCC15VL |
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| K31 |
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| L21 | VCC15VL |
| AH4 | FPD0 |
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| L22 | VCC15VL | TVD0/DVP0D0 | AJ4 | FPD1 |
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| C728 | 0.1UF | |
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| L23 | VCC15VL | TVD1/DVP0D1 | AK3 | FPD2 |
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| L24 | VCC15VL | TVD2/DVP0D2 | AK2 | FPD3 |
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| L30 | VCC15VL | TVD3/DVP0D3 | AK1 | FPD4 |
| T | C702 | 0.1UF | |
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| L31 | VCC15VL | TVD4/DVP0D4 | AK4 | FPD5 |
| T |
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| M24 | VCC15VL | TVD5/DVP0D5 | AL1 | FPD6 |
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| M29 | VCC15VL | TVD6/DVP0D6 | AL2 | FPD7 |
| T | C654 | 0.1UF | |
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| M30 | VCC15VL | TVD7/DVP0D7 | AH5 | FPD8 |
| T |
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| M31 | VCC15VL | TVD8/DVP0D8 | AH6 | FPD9 |
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| N24 | VCC15VL | TVD9/DVP0D9 | AJ5 | FPD10 |
| C675 | 0.1UF | ||
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| N29 | VCC15VL | TVD10/DVP0D10 | AJ6 | FPD11 |
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| N30 | VCC15VL | TVD11/DVP0D11 |
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| VCC15VL |
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| FPVS |
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| N31 |
| AM1 |
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| C692 | 0.1UF | |||
A11 |
| U6F |
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| U12 |
| GND | GND |
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B12 |
| U13 | |||
GND | GND |
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B14 |
| U14 | |||
GND | GND |
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B16 |
| U15 | |||
GND | GND |
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B18 |
| U16 | |||
GND | GND |
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B20 |
| U17 | |||
B27 | GND | GND |
| U18 | |
GND | GND |
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C25 |
| U19 | |||
GND | GND |
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D13 |
| U20 | |||
GND | GND |
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D15 |
| U21 | |||
GND | GND |
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D17 |
| U22 | |||
D19 | GND | GND |
| U23 | |
GND | GND |
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E27 |
| U33 | |||
GND | GND |
| |||
E33 |
| V4 | |||
GND | GND |
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F14 |
| V12 | |||
GND | GND |
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F15 |
| V13 | |||
GND | GND |
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F19 |
| V14 | |||
GND | GND |
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F20 |
| V15 | |||
H2 | GND | GND |
| V16 | |
GND | GND |
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H33 |
| V17 | |||
GND | GND |
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J2 |
| V18 | |||
GND | GND |
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K4 |
| V19 | |||
GND | GND |
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L2 |
| V20 | |||
L33 | GND | GND |
| V21 | |
GND | GND |
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M4 |
| V22 | |||
GND | GND |
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M6 |
| V23 | |||
GND | GND |
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M12 |
| V32 | |||
GND | GND |
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M13 |
| W2 | |||
M14 | GND | GND |
| W12 | |
GND | GND |
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M15 |
| W13 | |||
GND | GND |
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M16 |
| W14 | |||
GND | GND |
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M17 |
| W15 | |||
GND | GND |
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M18 |
| W16 | |||
M19 | GND | GND |
| W17 | |
GND | GND |
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M20 |
| W18 | |||
GND | GND |
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M21 |
| W19 | |||
GND | GND |
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M22 |
| W20 | |||
GND | GND |
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M23 |
| W21 | |||
N2 | GND | GND |
| W22 | |
GND | GND |
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N6 |
| W23 | |||
N12 | GND | GND |
| Y12 | |
GND | GND |
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N13 |
| Y13 | |||
GND | GND |
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N14 |
| Y14 | |||
N15 | GND | GND |
| Y15 | |
GND | GND |
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N16 |
| Y16 | |||
N17 | GND | GND |
| Y17 | |
GND | GND |
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N18 |
| Y18 | |||
GND | GND |
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N19 |
| Y19 | |||
GND | GND |
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N20 |
| Y20 | |||
GND | GND |
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N21 |
| Y21 | |||
N22 | GND | GND |
| Y22 | |
GND | GND |
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N23 |
| Y23 | |||
GND | GND |
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P4 |
| Y32 | |||
GND | GND |
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P12 |
| AA12 | |||
GND | GND |
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P13 |
| AA13 | |||
P14 | GND | GND |
| AA15 | |
GND | GND |
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P15 |
| AA14 | |||
GND | GND |
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P16 |
| AA16 | |||
GND | GND |
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P17 |
| AA17 | |||
GND | GND |
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P18 |
| AA18 | |||
P19 | GND | GND |
| AA19 | |
GND | GND |
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P20 |
| AA20 | |||
GND | GND |
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P21 |
| AA21 | |||
GND | GND |
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P22 |
| AA22 | |||
GND | GND |
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P23 |
| AA23 | |||
P33 | GND | GND |
| AA34 | |
GND | GND |
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R2 |
| AB1 | |||
GND | GND |
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R12 |
| AB2 | |||
GND | GND |
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R13 |
| AB3 | |||
GND | GND |
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R14 |
| AB4 | |||
GND | GND |
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R15 |
| AB5 | |||
GND | GND |
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R16 |
| AB6 | |||
R17 | GND | GND |
| AB12 | |
GND | GND |
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R18 |
| AB13 | |||
GND | GND |
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R19 |
| AB14 | |||
GND | GND |
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R20 |
| AB15 | |||
GND | GND |
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R21 |
| AB16 | |||
R22 | GND | GND |
| AB17 | |
GND | GND |
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R23 |
| AB18 | |||
GND | GND |
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T4 |
| AB19 | |||
GND | GND |
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T6 |
| AB20 | |||
GND | GND |
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T12 |
| AB21 | |||
T13 | GND | GND |
| AB22 | |
GND | GND |
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T14 |
| AB23 | |||
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TCLK600 R141 1K
DEBUG R140 1K
+1.5VS
TESTIN# R162 4.7K
DFTIN# R163 4.7K
LCOMPP R156 60_1%
+2.5V
R552 C221
3K_1% 
0.1UF
LVREF_NB
20 mil SPACE 15 mil 
R553 C761
1K_1% 
0.1UF
LVREF_NB = 0.625V when R123 =1K 1% Ohm
| +3.3VHCK |
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+3VS | L41 |
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| C706 | C705 |
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| 10UF | 0.1UF |
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| +3.3VCK |
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+3VS | L42 |
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| C763 | C730 | C729 |
| 10UF | 0.1UF | 0.1UF |
GFX power up strapping setting:
FPD5 => Dedicated DVI port configuration
0:TMDS
1:TV Encoder
R467 | 1K(R) | +2.5V |
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FPD5 R468 | 4.7K |
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FPD9 | R469 | 4.7K |
| +1.5VS |
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Sheet 10 of 40 NB K8T890-3
VLINK & VGA
B.Schematic Diagrams
P24 | VCC15VL | TVVS/DVP0VS | AL3 | FPHS | T |
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P29 | VCC15VL | TVHS/DVP0HS | AM2 | FPCLK | T |
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P30 | VCC15VL | TVCLK/DVP0CLK |
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| C799 | 10UF | ||
P31 | VCC15VL | TVDE/DVP0DE | AL4 | FPDEN |
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R24 | VCC15VL | AK5 | FPDET |
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R29 | VCC15VL | TVCLKR/DVP0DET |
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VCC15VL |
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R30 |
| AA11 |
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VCC15VL | VCC33GFX | T |
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R31 | AB11 |
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T24 | VCC15VL | VCC33GFX | AC11 |
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VCC15VL | VCC33GFX |
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T29 | AD5 |
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VCC15VL | VCC33GFX | T |
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T30 | AD6 |
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VCC15VL | VCC33GFX | T |
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T31 | AD11 | +1.5VS |
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VCC15VL | VCC33GFX | T |
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U24 | AE5 |
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U29 | VCC15VL | VCC33GFX | AE6 | T |
| C800 | 10UF | |
VCC15VL | VCC33GFX | T |
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U30 | AF4 |
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VCC15VL | VCC33GFX | T |
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U31 | AF5 |
| C666 | 0.1UF | ||||
VCC15VL | VCC33GFX | T |
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V24 | AF6 |
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VCC15VL | VCC33GFX | T |
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V29 | AG4 |
| C627 | 0.1UF | ||||
V30 | VCC15VL | VCC33GFX | AG5 |
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VCC15VL | VCC33GFX |
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V31 | AG6 |
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| C642 | 0.1UF | |||
VCC15VL | VCC33GFX |
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| K8T890 |
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T15 | GND | GND |
| AB32 |
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GND | GND |
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T16 |
| AC12 |
| |||
GND | GND |
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T17 |
| AC13 | ||||
T18 | GND | GND |
| AC14 |
| |
GND | GND |
| ||||
T19 |
| AC15 |
| |||
GND | GND |
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T20 |
| AC16 |
| |||
GND | GND |
| ||||
T21 |
| AG34 | ||||
GND | GND |
| ||||
T22 |
| AJ25 |
| |||
T23 | GND | GND |
| AJ28 |
| |
GND | GND |
| ||||
U2 |
| AL29 | ||||
U6 | GND | GND |
| AL30 |
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GND | GND |
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| K8T890 |
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|
(34) +1.5VS
+2.5V
(3,8,11,34) +2.5V
+1.5V
(9,33) +1.5V
+3VS
(2,8,9,11,12,13,14,15,16,19,20,21,22,24,25,27,29,31,32,33)+3VS
NB
