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TSA7887BRZ-REEL 参数 Datasheet PDF下载

TSA7887BRZ-REEL图片预览
型号: TSA7887BRZ-REEL
PDF下载: 下载PDF文件 查看货源
内容描述: 微功耗,双通道, 125 ksps的,串行输出的12位SAR ADC [A Micropower, 2-channel, 125-ksps, Serial-Output 12-bit SAR ADC]
分类和应用:
文件页数/大小: 20 页 / 1374 K
品牌: TOUCHSTONE [ TOUCHSTONE SEMICONDUCTOR INC ]
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TSA7887
TYPICAL PERFORMANCE CHARACTERISTICS
Dynamic Performance vs Frequency
0
-20
FFT RESULTS - dB
-40
-60
-80
-100
-120
-140
0
10
20
30
40
50
60
POWER SUPPLY REJECTION - dB
4096-point FFT
125kHz Sampling Rate
10kHz Fundamental
-77
VDD = 2.7V/5.5V
REFIN (External) = 2.488V
100mVPP Sine Wave on VDD
Power Supply Rejection vs Frequency
-81
-85
-89
-93
-97
2.65
12.9
23.2 33.7 43.9
FREQUENCY - kHz
54.4
64.2
FREQUENCY - kHz
Signal-to-Noise Ratio vs Frequency
72
SIGNAL-TO-NOISE RATIO - dB
VDD = 5V
REFIN (External) = 5V
71.5
71
70.5
70
0.7
11
21.4
31.8
42.1
FREQUENCY - kHz
Page 6
TSA7887DS r1p0
RTFDS