參數(shù)資料
型號： 5962-0051901NXD
廠商： TEXAS INSTRUMENTS INC
元件分類： ADC
英文描述： 2-CH 12-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO32
封裝： PLASTIC, TSSOP-32
文件頁數(shù)： 38/42頁
文件大?。?/td> 840K
代理商： 5962-0051901NXD
THS12082
12-BIT, 8 MSPS, SIMULTANEOUS SAMPLING ANALOG-TO-DIGITAL CONVERTERS
SLAS271B – MAY 2000 – REVISED DECEMBER 2002
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating conditions, VREFP = 3.5 V, VREFM = 1.5 V
(unless otherwise noted)
digital specifications
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Digital inputs
IIH
High-level input current
DVDD = digital inputs
–50
50
A
IIL
Low-level input current
Digital input = 0 V
–50
50
A
Ci
Input capacitance
5
pF
Digital outputs
VOH
High-level output voltage
IOH = –50 A,
BVDD = 3.3 V, 5 V
BVDD–0.5
V
VOL
Low-level output voltage
IOL = 50 A,
BVDD = 3.3 V, 5 V
0.4
V
IOZ
High-impedance-state output current
CS1 = DGND,
CS0 = DVDD
–10
10
A
CO
Output capacitance
5
pF
CL
Load capacitance at databus D0–D11
30
pF
electrical characteristics over recommended operating conditions, AVDD = 5 V,
DVDD = BVDD = 3.3-V, fs = 8 MSPS, VREF = internal (unless otherwise noted)
dc specifications
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Resolution
12
Bits
Accuracy
Integral nonlinearity, INL
±1.5
LSB
Differential nonlinearity, DNL
±1
LSB
Offset error
After calibration in single-ended mode
20
LSB
Offset error
After calibration in differential mode
–20
20
LSB
Gain error
–20
20
LSB
Analog input
Input capacitance
15
pF
Input leakage current
VAIN = VREFM to VREFP
±10
A
Internal voltage reference
Accuracy, VREFP
3.3
3.5
3.7
V
Accuracy, VREFM
1.4
1.5
1.6
V
Temperature coefficient
50
PPM/
°C
Reference noise
100
V
Accuracy, REFOUT
2.475
2.5
2.525
V
Power supply
IDDA
Analog supply current
AVDD =5 V,
BVDD = DVDD = 3.3 V
36
40
mA
IDDD
Digital supply current
AVDD = 5 V
BVDD = DVDD = 3.3 V
0.5
1
mA
IDDB
Buffer supply current
AVDD = 5 V,
BVDD = DVDD = 3.3 V
1.5
4
mA
IDD_AP
Analog supply current in power-down mode
AVDD = 5 V,
BVDD = DVDD = 3.3 V
8
mA
Power dissipation
AVDD = 5 V,
DVDD = BVDD = 3.3 V
186
216
mW
Power dissipation in power down
AVDD = 5 V,
DVDD = BVDD = 3.3 V
30
mW
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