参数资料
型号: AD5381BST-3-REEL
厂商: ANALOG DEVICES INC
元件分类: DAC
英文描述: CONNECTOR ACCESSORY
中文描述: PARALLEL, WORD INPUT LOADING, 6 us SETTLING TIME, 12-BIT DAC, PQFP100
封装: 14 X 14 MM, MS-026-BED, LQFP-100
文件页数: 29/36页
文件大小: 1200K
代理商: AD5381BST-3-REEL
AD5381
Rev. A | Page 29 of 36
1
0
1
0
1
AD1
AD0
R/W
0
0
A5
A4
A3
A2
A1
A0
SCL
SDA
SCL
SDA
START COND
BY MASTER
ACK BY
AD538x
ACK BY
AD538x
ADDRESS BYTE
MOST SIGNIFICANT BYTE
LEAST SIGNIFICANT BYTE
POINTER BYTE
MSB
ACK BY
AD538x
ACK BY
AD538x
STOP
COND
BY
MASTER
REG1
REG0
MSB
LSB
MSB
LSB
0
Figure 31. 4-Byte AD5381, I
2
C Write Operation
0
SCL
SDA
SDA
SCL
SDA
SCL
SDA
SCL
START COND
BY MASTER
ACK BY
AD538x
MSB
ADDRESS BYTE
POINTER BYTE FOR CHANNEL "N"
MOST SIGNIFICANT DATA BYTE
POINTER BYTE FOR CHANNEL "NEXT CHANNEL"
LEAST SIGNIFICANT DATA BYTE
MOST SIGNIFICANT DATA BYTE
LEAST SIGNIFICANT DATA BYTE
ACK BY
AD538x
ACK BY
AD538x
DATA FOR CHANNEL "N"
DATA FOR CHANNEL "NEXT CHANNEL"
ACK BY
AD538x
1
0
0
A5
A4
A3
A2
A1
A0
0
1
0
0
0
A5
A4
A3
A2
A1
A0
1
AD1
AD0
R/W
REG1
REG0
MSB
LSB
MSB
LSB
MSB
ACK BY
AD538x
ACK BY
AD538x
ACK BY
AD538x
STOP COND
BY MASTER
REG1
REG0
MSB
LSB
MSB
LSB
Figure 32. 3-Byte AD5381, I
2
C Write Operation
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