
5 | 6 |
*AD7564BRS
DGND 1
IOUT2C 2
VDD 3
IOUT1C 4
RFB C 5
VREF C 6
IOUT2D 7
IOUT1D 8
RFB D 9
VREF D 10
SDOUT 11
CLR 12
LDAC 13
FSIN 14
-Block diagram
7
28
27
26
25
24
23
22
21
20
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18
17
16
15
8
A
IOUT2 B
AGND
NC
IOUT1 B
RFB B VREF B
IOUT2 A | B |
IOUT1 A |
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RFB A
VREF A
A0
A1
CLKIN
C
SDIN
FSIN
CLKIN
SDIN
5
NC | AGND | VDD | DGND | VREF D | VREF C | VREF B | VREF A | R FB A |
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| INPUT | 12 | DAC A | 12 |
| DAC A | IOUT1 A |
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| LATCH A | LATCH |
| IOUT2 A |
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| RFBB |
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| INPUT | 12 | DAC B | 12 |
| DAC B | IOUT1 B |
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| LATCH B | LATCH |
| IOUT2 B |
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| RFBC |
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| INPUT | 12 | DAC C | 12 |
| DAC C | IOUT1 C |
| E |
| LATCH C | LATCH |
| IOUT2 C |
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| R FBD |
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| INPUT | 12 | DAC D | 12 |
| DAC D | IOUT1 D |
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| LATCH D | LATCH |
| IOUT2 D |
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12 |
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CONTROL LOGIC |
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| CLR |
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| + |
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| LDAC |
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INPUT SHIFT |
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REGISTER |
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| F | ||
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A0 | A1 | SDOUT |
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