ICM7722 ICMIC [IC MICROSYSTEMS], ICM7722 Datasheet - Page 5

• Manufacturer Part Number: ICM7722
• Description: 12-Bit 1.2v Low Power Dual DAC With Serial Interface and Voltage Output
• Manufacturer: ICMIC [IC MICROSYSTEMS]

SERIAL INTERFACE TIMING AND OPERATION DIAGRAM
Rev A0.1
CONTENTS OF INPUT SHIFT REGISTER
ICM7722
DEVICE
SDI
SCK
SCK
SDI
CS
CS
(ENABLE
SCK)
ICmic reserves the right to change specifications without prior notice
MSB
C3
1
MSB
C3
CONTROL WORD
2
C2
C2
t
t
5
2
MSB
C3
3
C1
C1
t
3
Figure 1. Serial Interface Timing Diagram
Figure 2. Serial Interface Operation Diagram
4
C0
Figure 3. Contents of Input Shift Register
C0
C2
5
D11
D11 D10
6
D10
7
C1
t
D9
1
D9
8
D8
D8
9
D7
10
D6
D7
11
DATA WORD
D5
D6
12
D4
D5
13
LSB
D3
D0
D4
14
t
4
D2
D3
15
D1
t
6
16
D2
LSB
ICM7722
D0
D1
(UPDATE
OUTPUT)
5
LSB
D0