參數(shù)資料
型號: ADS1222IPWT
廠商: Texas Instruments
文件頁數(shù): 22/26頁
文件大?。?/td> 0K
描述: IC 24BIT ADC W/2CH MUX 14-TSSOP
產(chǎn)品培訓(xùn)模塊: Data Converter Basics
視頻文件: Nuts and Bolts of the Delta-Sigma Converter
標(biāo)準(zhǔn)包裝: 1
位數(shù): 24
采樣率(每秒): 240
數(shù)據(jù)接口: 串行
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 2.25mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 14-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 14-TSSOP
包裝: 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類型: 4 個(gè)單端,單極;2 個(gè)差分,雙極
其它名稱: 296-17321-6
ADS1222
SBAS314B APRIL 2004 REVISED JANUARY 2009
www.ti.com
5
PIN ASSIGNMENTS
PW PACKAGE
TSSOP-14
(TOP VIEW)
VDD
SCLK
CLK
DRDY/DOUT
MUX
TEMPEN
BUFEN
VREFP
VREFN
GND
AINN1
AINP1
AINN2
AINP2
1
2
3
4
5
6
7
14
13
12
11
10
9
8
ADS1222
Terminal Functions
TERMINAL
NAME
NO.
I/O
DESCRIPTION
VDD
1
Analog/Digital
Analog and digital power supply
SCLK
2
Digital input
Serial clock input
CLK
3
Digital input
System clock input
DRDY/DOUT
4
Digital Output
Dual-purpose output:
Data ready: indicates valid data by going low.
Data output: outputs data, MSB first, on the rising edge of SCLK.
MUX
5
Digital input
Selects analog input of mux
TEMPEN
6
Digital input
Selects temperature sensor input from mux
BUFEN
7
Digital input
Enables input buffer
AINP2
8
Analog input
Analog channel 2 positive input
AINN2
9
Analog input
Analog channel 2 negative input
AINP1
10
Analog input
Analog channel 1 positive input
AINN1
11
Analog input
Analog channel 1 negative input
GND
12
Analog/Digital
Analog and digital ground
VREFN
13
Analog input
Negative reference input
VREFP
14
Analog input
Positive reference input
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參數(shù)描述
ADS1222IPWT 制造商:Texas Instruments 功能描述:IC 24-BIT ADC 2 CH DIFF I/P MULTI
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