参数资料
型号: 5962-9957001QRA
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, CDIP20
封装: CERDIP-20
文件页数: 43/47页
文件大小: 764K
代理商: 5962-9957001QRA
TLV2544, TLV2548
2.7 V TO 5.5 V, 12-BIT, 200 KSPS, 4/8 CHANNEL, LOW POWER,
SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTO POWER DOWN
SLAS198A –FEBRUARY 1999– REVISED AUGUST 1999
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
detailed description (continued)
Charge
Redistribution
DAC
Control
Logic
_
+
REFM
Ain
ADC Code
Figure 1. Simplified Model of the Successive-Approximation System
serial interface
INPUT DATA FORMAT
MSB
LSB
D15–D12
D11–D0
Command
Configuration data field
Input data is binary. All trailing blanks can be filled with zeros.
OUTPUT DATA FORMAT READ CFR
MSB
LSB
D15–D12
D11–D0
Don’t care
Register content
OUTPUT DATA FORMAT CONVERSION/READ FIFO
MSB
LSB
D15–D4
D3–D0
Conversion result
All zeros
The output data format is binary (unipolar straight binary).
binary
Zero scale code = 000h, Vcode = VREFM
Full scale code = FFFh, Vcode = VREFP – 1 LSB
相关PDF资料
PDF描述
TLV2548MJ 4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, CDIP20
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