ICmic
SCK
ICM7363/7343/7323
Q
UAD
12/10/8-
BIT
V
OLTAGE
-O
UTPUT
DAC
S
IC MICROSYSTEMS
t1
t3
t2
SDI
C3
C2
LSB
t5
Input Word for DAC N
t4
CS
t6
t8
SDO
C3
C2
Input Word for DAC N
Figure 1:
Serial Interface Timing Diagram
CONTENTS OF INPUT SHIFT REGISTER
ICM7363 (12-Bit DAC)
MSB
C3
C2
C1
C0
LSB
D1
D0
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
Figure 2:
Contents of ICM7363 Input Shift Register
ICM7343 (10-Bit DAC)
MSB
C3
C2
C1
C0
LSB
X
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
X
Figure 3:
Contents of ICM7343 Input Shift Register
ICM7323 (8-Bit DAC)
MSB
C3
C2
C1
LSB
X
C0
D7
D6
D5
D4
D3
D2
D1
D0
X
X
X
Figure 4:
Contents of ICM7323 Input Shift Register
Rev. A8
ICmic reserves the right to change the specifications without prior notice.
5
ICMIC [ IC MICROSYSTEMS ]
