参数资料
型号: AD7682BCPZRL7
厂商: Analog Devices Inc
文件页数: 3/32页
文件大小: 0K
描述: IC ADC 16BIT 4CH 250KSPS 20LFCSP
产品培训模块: Power Line Monitoring
产品变化通告: Startup Circuitry Design Improvement Change 15/April/2009
标准包装: 1,500
系列: PulSAR®
位数: 16
采样率(每秒): 250k
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 21mW
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-VFQFN 裸露焊盘,CSP
供应商设备封装: 20-LFCSP-VQ
包装: 带卷 (TR)
输入数目和类型: 8 个单端,单极;4 个差分,双极;4 个伪差分,双极
Data Sheet
AD7682/AD7689
Rev. D | Page 11 of 32
Pin No.
AD7682
Mnemonic
AD7689
Mnemonic
Description
14
SDO
DO
Serial Data Output. The conversion result is output on this pin, synchronized to SCK. In
unipolar modes, conversion results are straight binary; in bipolar modes, conversion
results are twos complement.
15
VIO
P
Input/Output Interface Digital Power. Nominally at the same supply as the host interface
(1.8 V, 2.5 V, 3 V, or 5 V).
16
IN0
AI
Analog Input Channel 0.
17
NC
IN1
AI
AD7682: no connection.
AD7689: Analog Input Channel 1.
18
IN1
IN2
AI
AD7682: Analog Input Channel 1.
AD7689: Analog Input Channel 2.
19
NC
IN3
AI
AD7682: no connection.
AD7689: Analog Input Channel 3.
21
(EPAD)
Exposed Pad
(EPAD)
Exposed
Pad (EPAD)
NC
The exposed pad is not connected internally. For increased reliability of the solder joints,
it is recommended that the pad be soldered to the system ground plane.
1AI = analog input, AI/O = analog input/output, DI = digital input, DO = digital output, P = power, NC = no internal connection.
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