参数资料
型号: TLV571IDWRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 1-CH 8-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO24
封装: GREEN, PLASTIC, SOIC-24
文件页数: 10/28页
文件大小: 429K
代理商: TLV571IDWRG4
TLV571
2.7 V TO 5.5 V, 1-CHANNEL, 8-BIT,
PARALLEL ANALOG-TO-DIGITAL CONVERTER
SLAS239A – SEPTEMBER 1999 – REVISED FEBRUARY 2000
18
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, supply
voltages, and reference voltages (unless otherwise noted) (continued)
ac specifications, AVDD = DVDD = 5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Signal to noise ratio SNR
fI = 100 kHz,
fs = 1.25 MSPS, AVDD = 5 V
47
49
dB
Signal-to-noise ratio, SNR
I
,
80% of FS
fs = 625 KSPS, AVDD = 3 V
47
49
dB
Signal to noise ratio + distortion SINAD
fI = 100 kHz,
fs = 1.25 MSPS, AVDD = 5 V
47
49
dB
Signal-to-noise ratio + distortion, SINAD
I
,
80% of FS
fs = 625 KSPS, AVDD = 3 V
47
49
dB
Total harmonic distortion THD
fI = 100 kHz,
fs = 1.25 MSPS, AVDD = 5 V
–64
–52
dB
Total harmonic distortion, THD
I
,
80% of FS
fs = 625 KSPS, AVDD = 3 V
–62
–52
dB
Effective number of bits ENOB
fI = 100 kHz,
fs = 1.25 MSPS, AVDD = 5 V
7.5
7.9
Bits
Effective number of bits, ENOB
I
,
80% of FS
fs = 625 KSPS, AVDD = 3 V
7.5
7.9
Bits
Spurious free dynamic range SFDR
fI = 100 kHz,
fs = 1.25 MSPS, AVDD = 5 V
–65
–51
dB
Spurious free dynamic range, SFDR
I
,
80% of FS
fs = 625 KSPS, AVDD = 3 V
–64
–51
dB
Analog input
Full power bandwidth
–1 dB
Full-scale 0 dB input sine wave
12
18
MHz
Full-power bandwidth
–3 dB
Full-scale 0 dB input sine wave
30
MHz
Small-signal bandwidth
–1 dB
–20 dB input sine wave
15
20
MHz
Small-signal bandwidth
–3 dB
–20 dB input sine wave
35
MHz
Sampling rate fs
AVDD = 4.5 V to 5.5 V
0.0625
1.25
MSPS
Sam ling rate, fs
AVDD = 2.7 V to 3.3 V
0.0625
0.625
MSPS
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TLV571IDWR 1-CH 8-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO24
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