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| 型号： | THS1009IDA |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | ADC |
| 英文描述： | 2-CH 10-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO32 |
| 封装： | GREEN, PLASTIC, TSSOP-32 |
| 文件页数： | 25/30页 |
| 文件大小： | 294K |
| 代理商： | THS1009IDA |
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THS1009
SLAS287A – AUGUST 2000 – REVISED DECEMBER 2002
www.ti.com
4
ELECTRICAL CHARACTERISTICS
over recommended operating conditions, VREF = internal voltage, fs = 8 MSPS, fI = 2 MSPS at –1 dB (unless otherwise noted)
AC SPECIFICATIONS, AVDD = DVDD = 5 V, BVDD = 3.3 V, CL < 30 pF
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SINAD
Signal to noise ratio + distortion
Differential mode
56
59
dB
SINAD
Signal-to-noise ratio + distortion
Single-ended mode
55
58
dB
SNR
Signal to noise ratio
Differential mode
59
61
dB
SNR
Signal-to-noise ratio
Single-ended mode
58
60
dB
THD
Total harmonic distortion
Differential mode
–64
dB
THD
Total harmonic distortion
Single-ended mode
–63
dB
ENOB
Effective number of bits
Differential mode
9
9.5
Bits
ENOB
Effective number of bits
Single-ended mode
8.85
9.35
Bits
SFDR
Spurious free dynamic range
Differential mode
61
65
dB
SFDR
Spurious free dynamic range
Single-ended mode
60
64
dB
Analog Input
Full-power bandwidth with a source impedance of 150
in
differential configuration.
Full scale sinewave, –3 dB
96
MHz
Full-power bandwidth with a source impedance of 150
in
single-ended configuration.
Full scale sinewave, –3 dB
54
MHz
Small-signal bandwidth with a source impedance of 150
in
differential configuration.
100 mVpp sinewave, –3 dB
96
MHz
Small-signal bandwidth with a source impedance of 150
in
single-ended configuration.
100 mVpp sinewave, –3 dB
54
MHz
TIMING REQUIREMENTS
AVDD = DVDD = 5 V, BVDD = 3.3 V, VREF = internal voltage, CL < 30 pF
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tpipe
Latency
5
CONV
CLK
tsu(CONV_CLKL-READL)
Setup time, CONV_CLK low before CS valid
10
ns
tsu(READH-CONV_CLKL)
Setup time, CS invalid to CONV_CLK low
20
ns
td(CONV_CLKL-SYNCL)
Delay time, CONV_CLK low to SYNC low
10
ns
td(CONV_CLKL-SYNCH)
Delay time, CONV_CLK low to SYNC high
10
ns
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