ICM7372 Datasheet, PDF (7/11 Pages) IC MICROSYSTEMS – DUAL 12/10/8-BIT VOLTAGE-OUTPUT DACS with Serial Interface and Adjustable Output Offset

ICmic
IC MICROSYSTEMS
ICM7372/7352/7332
DUAL 12/10/8-BIT VOLTAGE-OUTPUT DACS
with Serial Interface and Adjustable Output Offset
CONTENTS OF INPUT SHIFT REGISTER
ICM7372 (12-Bit DAC)
MSB
LSB
C3 C2 C1 C0 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
CONTROL WORD
DATA WORD
ICM7352 (10-Bit DAC)
Figure 3. Contents of ICM7372 Input Shift Register
MSB
C3 C2 C1 C0 D9
CONTROL WORD
LSB
D8 D7 D6 D5 D4 D3 D2 D1 D0 X X
DATA WORD
XX
ICM7332 (8-Bit DAC)
Figure 4. Contents of ICM7352 Input Shift Register
MSB
LSB
C3 C2 C1 C0 D7 D6 D5 D4 D3 D2 D1 D0 X X X X
CONTROL WORD
DATA WORD
XXX X
Figure 5. Contents of ICM7332 Input Shift Register
C3 C2 C1 C0 DATA (D11 – D0)
FUNCTION
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
Data
Data
Data
Data
Data
Data
X
X
X
X
X
X
Data
Data
Data
X
Load Input Latch DAC A
Update DAC A
Load Input Latch and Update DAC A
Load Input Latch DAC B
Update DAC B
Load Input Latch and Update DAC B
No Operation
No Operation
No Operation
No Operation
No Operation
No Operation
Load Input Latch All DACs
Update DAC All DACs
Load Input Latch and Update All DACs
No Operation
Table 1. Serial Interface Input Word
Rev. A10
ICmic reserves the right to change the specifications without prior notice.
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