参数资料
型号: LTC2489IDE#PBF
厂商: Linear Technology
文件页数: 17/24页
文件大小: 0K
描述: IC ADC 16BIT DELTA SIG 14-DFN
标准包装: 91
位数: 16
采样率(每秒): 7.5
数据接口: I²C,串行
转换器数目: 1
功率耗散(最大): 480µW
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: 14-WFDFN 裸露焊盘
供应商设备封装: 14-DFN-EP(4x3)
包装: 管件
输入数目和类型: 4 个单端,双极;2 个差分,双极
产品目录页面: 1348 (CN2011-ZH PDF)
配用: DC1010A-B-ND - BOARD DELTA SIGMA ADC LTC2489
LTC2489
24
2489fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
LINEAR TECHNOLOGY CORPORATION 2007
LT 0710 REV A PRINTED IN USA
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TYPICAL APPLICATION
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DESCRIPTION
COMMENTS
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Pin Compatible 16-Bit and 24-Bit Versions
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Pin-Compatible LTC2493/LTC2489
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Figure 27. Easy Drive ADCs Simplify Measurement of High Impedance Sensors
VCC
fO
SCL
SDA
GND
= EXTERNAL OSCILLATOR
= INTERNAL OSCILLATOR
LTC2489
2-WIRE
I2C INTERFACE
9-PIN SELECTABLE
ADDRESSES
2489 F38
CA0
12
1
REF+
13
REF
14
CH0
8
CH1
9
CH2
10
CH3
11
COM
7
4
2
6
3
5
5V
0.1μF
10μF
CA1
IIN
+ = 0
IIN
= 0
C4
0.1μF
C3
0.1μF
+
102k
5V
LT1494
0.1μF
0.1 F
1k
10k TO 100k
1.7k
5V
R1
51.1k
R4
51.1k
R3
10k TO 100k
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