
1
D
| 2 | 3 | 4 | 5 | 6 | 
| 
 | 
 | 
 | 
 | 
 | 
D
C
B
A
/RESET SCL SDA
CH1_OUT[7..0] SCKS1
AV1
CH2_OUT[7..0] SCKS2
AV2
CH3_OUT[7..0] SCKS3
AV3
CH4_OUT[7..0] SCKS4
AV4
TED[63..0]
TEA[22..3]
TECLKOUT1 TSDCKE TSDRAS# TSDCAS# TSDWE# TCE0# TCE1# TBE7# TBE6# TBE5# TBE4# TBE3# TBE2# TBE1# TBE0#
DSP_EMU[11..0]
DSP_TDI
DSP_TDO
DSP_TMS
DSP_TCLK
DSP_TRST#
GP13_A19
GP14_A20
GP15_A21
| 
 | 
 | DM642 Clocks and Reset | 
 | 
 | 
 | DM642 Power Pins | 
 | ||
| 
 | 
 | page 6 - DM642 Clocks and Reset | 
 | page 9 - DM642 Power Pins | 
 | ||||
| 
 | 
 | 
 | /RESET | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | SCL | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | SDA | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | DM642 Video Ports | 
 | 
 | 
 | 
 | 
 | 
 | |
| 
 | 
 | page 5 - DM642 Video Ports | 
 | 
 | 
 | 
 | 
 | 
 | |
| 
 | 
 | 
 | CH1_OUT[7..0] | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | SCKS1 | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | |
| 
 | 
 | 
 | AV1 | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | CH2_OUT[7..0] | ENC_Y[7..0] | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | SCKS2 | ENC_C[7..0] | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | AV2 | ENC_SCLK | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | ||
| 
 | 
 | 
 | CH3_OUT[7..0] | ENC_HS | 
 | 
 | 
 | 
 | |
| 
 | 
 | 
 | SCKS3 | ENC_VS | 
 | 
 | 
 | 
 | |
| 
 | 
 | 
 | AV3 | ENC_FID | 
 | 
 | 
 | 
 | |
| 
 | 
 | 
 | CH4_OUT[7..0] | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | SCKS4 | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | AV4 | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
| 
 | 
 | DM642 EMIF and JTAG | 
 | 
 | 
 | 
 | 
 | 
 | |
page 10 - DM642 EMIF and JTAG
 TED[63..0]
 TED[63..0]
 TEA[22..3]
 TEA[22..3]
 TECLKOUT1
 TECLKOUT1
 TSDCKE
 TSDCKE
 TSDRAS#
 TSDRAS#
 TSDCAS#
 TSDCAS#
 TSDWE#
 TSDWE#
 TCE0#
 TCE0#
 TCE1#
 TCE1#
 TBE7#
 TBE7#
 TBE6#
 TBE6#
 TBE5#
 TBE5#
 TBE4#
 TBE4#
 TBE3#
 TBE3#
 TBE2#
 TBE2#
 TBE1#
 TBE1#
 TBE0#
 TBE0#
 DSP_EMU[11..0]
 DSP_EMU[11..0]
 DSP_TDI
 DSP_TDI
 DSP_TDO
 DSP_TDO
 DSP_TMS
 DSP_TMS
 DSP_TCLK
 DSP_TCLK
 DSP_TRST#
 DSP_TRST#
DM642 PCI_HPI_EMAC
page 8 - DM642 PCI_HPI_EMAC
 GP13_A19
 GP13_A19
 GP15_A21
 GP15_A21
 GP14_A20
 GP14_A20
ENC_Y[7..0]
ENC_C[7..0]
ENC_SCLK
ENC_HS
ENC_VS
ENC_FID
TEXAS INSTRUMENTS, INC. 12500 TI BLVD
DALLAS, TEXAS 75243
DM642 BLOCK DIAGRAM
| Size | FCSM No. | DWG No. | 
| C | 
 | 
 | 
| Scale | 
 | Sheet | 
| 
 | 
4 of 17
Rev 1
C
B
A
1
| 2 | 3 | 4 | 5 | 6 | 
| 
 | 
 | 
 | 
 | 
 | 
