参数资料
型号: AD7924BRU
厂商: Analog Devices Inc
文件页数: 17/32页
文件大小: 0K
描述: IC ADC 12BIT 4CH 1MSPS 16-TSSOP
标准包装: 1
位数: 12
采样率(每秒): 1M
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 13.5mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 管件
输入数目和类型: 4 个单端,单极
配用: EVAL-AD79X4CBZ-ND - BOARD EVALUATION FOR AD79X4CBZ
AD7904/AD7914/AD7924
Data Sheet
Rev. C | Page 24 of 32
SCLK
DOUT
DIN
CS
1
16
14
1
16
14
PART IS IN
UNKNOWN MODE
AFTER POWER-ON
ALLOW
tPOWER TO ELAPSE
IF IN SHUTDOWN AT POWER-ON,
PART BEGINS TO POWER UP ON
CS RISING EDGE AS PM1 = PM0 = 1
t12
DIN LINE HIGH FOR FIRST DUMMY CONVERSION
TO KEEP THE PART IN NORMAL MODE, LOAD
PM1 = PM0 = 1 IN CONTROL REGISTER
INVALID DATA
CHANNEL IDENTIFIER BITS + CONVERSION RESULT
DATA IN TO CONTROL REGISTER
03087-
023
Figure 23. Placing the AD7904/AD7914/AD7924 into Normal Mode After Supplies Are First Applied
SCLK
DOUT
DIN
CS
PART IS IN
UNKNOWN MODE
AFTER POWER-ON
PART ENTERS SHUTDOWN ON
CS RISING EDGE AS PM1 = 1, PM0 = 0
1
14
16
INVALID DATA
DATA IN TO CONTROL REGISTER
CONTROL REGISTER IS LOADED ON
THE FIRST 12 CLOCKS. PM1 = 1, PM0 = 0
03087-
024
Figure 24. Placing the AD7904/AD7914/AD7924 into Full Shutdown Mode After Supplies Are First Applied
SCLK
DOUT
DIN
CS
PART ENTERS AUTO SHUTDOWN ON
CS RISING EDGE AS PM1 = 0, PM0 = 1
1
14
16
1
14
16
PART IS IN
UNKNOWN MODE
AFTER POWER-ON
INVALID DATA
DATA IN TO CONTROL REGISTER
DIN LINE HIGH FOR FIRST DUMMY CONVERSION
CONTROL REGISTER IS LOADED ON THE
FIRST 12 CLOCKS. PM1 = 0, PM0 = 1
03087-
025
Figure 25. Placing the AD7904/AD7914/AD7924 into Auto Shutdown Mode After Supplies Are First Applied
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