Datasheet

EVM Basic Functions
1-4
Figure 1−1. DAC7654 EVM Block Diagram
W6
W7
W8
W9
DACModule
Output
Buffer
Module
VCC
VSS
+3.3 VA
VCC
GND
GND
VDD
DACOut
4 CH
(J1)
(J3)
VDD
(J2)
(P2)
SDO
SCLK
LDAC
TP1/ TP2
W23
VSS
AGND
±5 VA
SDI
W13
W20
8 CH
TP5
CS
OFSR 1OFSR 2
Q1/Q2
W22/W24
W11/W21
TP9/ TP10
R1/R2
W15
W5
VSS
±5VA
RST
RSTSEL
LOAD
TP6
TP7
4 CH
4 CH
DGND
V
OU T
b) Same circuit for
+3.3VD
N OTE: a) See Sec t ion 3. 5
(J4)
(P4)
W1
W12
(J6)
(P6)
V
CC
/V
SS
IOV
DD
V
OUT
S1
V
OUT
S2
V
OUT
A and V
OUT
D.
V
OUT
A /
V
OUT
D
U2
J5
U1