参数资料
型号: LTC2482CDD#TRPBF
厂商: Linear Technology
文件页数: 2/32页
文件大小: 0K
描述: IC ADC 16BIT 10-DFN
标准包装: 2,500
位数: 16
采样率(每秒): 6.8
数据接口: MICROWIRE?,串行,SPI?
转换器数目: 1
功率耗散(最大): 480µW
电压电源: 单电源
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
供应商设备封装: 10-DFN(3x3)
包装: 带卷 (TR)
输入数目和类型: 1 个差分,双极
配用: DC941A-ND - BOARD DELTA SIGMA ADC LTC2482
LTC2482
10
2482fc
TIMING DIAGRAMS
Timing Diagram Using Internal SCK
SDO
SCK
t1
t3
SLEEP
tKQMAX
CONVERSION
DATA OUT
tKQMIN
t2
2482 TD1
CS
Timing Diagram Using External SCK
SDO
SCK
t1
t5
t6
t4
SLEEP
tKQMAX
CONVERSION
DATA OUT
tKQMIN
t2
2482 TD2
CS
APPLICATIONS INFORMATION
CONVERTER OPERATION
Converter Operation Cycle
The LTC2482 is a low power, delta-sigma analog-to-digital
converter with an easy-to-use 3-wire serial interface and
automatic differential input current cancellation. Its opera-
tion is made up of three states. The converter operating
cycle begins with the conversion, followed by the low power
sleep state and ends with the data output (see Figure 1).
The 3-wire interface consists of serial data output (SDO),
serial clock (SCK) and chip select (CS).
Initially, the LTC2482 performs a conversion. Once the
conversion is complete, the device enters the sleep state.
While in this sleep state, power consumption is reduced
CONVERT
SLEEP
DATA OUTPUT
2482 F01
TRUE
FALSE
CS = LOW
AND
SCK
Figure 1. LTC2482 State Transition Diagram
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