參數(shù)資料
型號(hào): ADC121S021
廠商: National Semiconductor Corporation
英文描述: Single Channel, 500 kSPS, 8-Bit A/D Converter
中文描述: 單通道,500 kSPS的,8位A / D轉(zhuǎn)換器
文件頁(yè)數(shù): 2/20頁(yè)
文件大?。?/td> 1049K
代理商: ADC121S021
Block Diagram
20132702
Pin Descriptions and Equivalent Circuits
Pin No.
1
2
3
4
Symbol
V
REF
+IN
IN
GND
Description
Reference Voltage input.
Non-inverting input.
Inverting input.
Ground pin.
The ADC is in the active move when this pin is LOW and in
the Power-Down Mode when this pin is HIGH. A conversion
begins at the fall of CS.
The serial output data word is comprised of 12 bits of data. In
operation the data is valid on the falling edge of SCLK. The
second clock pulse after the falling edge of CS enables the
serial output. After one null bit the data is valid for the next 12
SCLK edges.
Serial Clock used to control data transfer. Also serves as the
conversion clock.
Power Supply input.
5
CS
6
D
OUT
7
SCLK
8
V
A
A
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ADC121S021CIMF/NOPB 功能描述:模數(shù)轉(zhuǎn)換器 - ADC I2C-COMPAT,12B ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADC121S021CIMFX 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
ADC121S021CIMFX/NOPB 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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