ICM7363/7343/7323

Rev. A8

ICmic reserves the right to change the specifications without prior notice.

5

IC MICROSYSTEMS

Figure 1: Serial Interface Timing Diagram

CONTENTS OF INPUT SHIFT REGISTER

ICM7363 (12-Bit DAC)

MSB

LSB

C3

C2

C1

C0

D11

D10

D9

D8

D7

D6

D5

D4

D3

D2

D1

D0

Figure 2: Contents of ICM7363 Input Shift Register

ICM7343 (10-Bit DAC)

MSB

LSB

C3

C2

C1

C0

D9

D8

D7

D6

D5

D4

D3

D2

D1

D0

X

X

Figure 3: Contents of ICM7343 Input Shift Register

ICM7323 (8-Bit DAC)

MSB

LSB

C3

C2

C1

C0

D7

D6

D5

D4

D3

D2

D1

D0

X

X

X

X

Figure 4: Contents of ICM7323 Input Shift Register

t2

t8

t6

t4

t3

LSB

C2

C3

C2

C3

SCK

SDI

CS

SDO

Input Word for DAC N

Input Word for DAC N

t5

t1