参数资料
型号: TLC2574IPWR
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 4-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20
封装: GREEN, PLASTIC, TSSOP-20
文件页数: 28/48页
文件大小: 1092K
代理商: TLC2574IPWR
TLC3574, TLC3578, TLC2574, TLC2578
5V ANALOG, 3/5V DIGITAL, 14/12BIT, 200KSPS, 4/8CHANNEL
SERIAL ANALOGTODIGITAL CONVERTERS WITH ±10V INPUTS
SLAS262C OCTOBER 2000 REVISED MAY 2003
34
WWW.TI.COM
TYPICAL CHARACTERISTICS
Figure 23
0.4
0.7
1
1.3
40.00
25
85
INL
(LSB)
and
DNL
(LSB)
INL (LSB) AND DNL (LSB)
vs
FREE-AIR TEMPERATURE
TA Free-Air Temperature °C
DNL
INL
Reference = 4 V
AVDD = 5 V
Figure 24
TA Free-Air Temperature °C
0.200
0.100
40.00
25
0.300
0.400
BIPOLAR ZERO ERROR, POSITIVE FULL SCALE ERROR
AND NEGATIVE FULL SCALE ERROR (% FS)
vs
FREE-AIR TEMPERATURE
0.500
85
Reference = 4 V
AVDD = 5 V
Negative Full Scale Error
Positive Full Scale Error
E
0
,
E
FS(+)
(%FS)
and
E
FS()
Bipolar Zero Error
Figure 25
180
160
140
120
100
80
60
40
20
0
0.0
24.4
48.8
73.2
97.6
FFT OF SNR (dB)
f Frequency kHz
0
20
40
60
80
100
120
140
160
180
0
24.4
48.8
73.2
97.7
FFT
of
SNR
dB
Reference = 4 V
AVDD = 5 V
TA = 25°C
200 KSPS
Input Signal = 20 kHz, 0dB
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