THS12082_09 Datasheet, PDF (5/42 Pages) Texas Instruments – 12-BIT, 8 MSPS, SIMULTANEOUS SAMPLING ANALOG-TO-DIGITAL CONVERTERS

THS12082
12-BIT, 8 MSPS, SIMULTANEOUS SAMPLING ANALOG-TO-DIGITAL CONVERTERS
SLAS271B – MAY 2000 – REVISED DECEMBER 2002
electrical characteristics over recommended operating conditions, V_REFP = 3.5 V, V_REFM = 1.5 V
(unless otherwise noted)
digital specifications
PARAMETER
Digital inputs
IIH High-level input current
IIL
Low-level input current
Ci
Input capacitance
Digital outputs
VOH
VOL
IOZ
CO
CL
High-level output voltage
Low-level output voltage
High-impedance-state output current
Output capacitance
Load capacitance at databus D0–D11
TEST CONDITIONS
MIN TYP MAX UNIT
DVDD = digital inputs
Digital input = 0 V
–50
50 µA
–50
50 µA
5
pF
IOH = –50 µA,
IOL = 50 µA,
CS1 = DGND,
BVDD = 3.3 V, 5 V
BVDD = 3.3 V, 5 V
CS0 = DVDD
BVDD–0.5
–10
V
0.4 V
10 µA
5
pF
30 pF
electrical characteristics over recommended operating conditions, AV_DD = 5 V,
DV_DD = BV_DD = 3.3-V, f_s = 8 MSPS, V_REF = internal (unless otherwise noted)
dc specifications
PARAMETER
Resolution
Accuracy
Integral nonlinearity, INL
Differential nonlinearity, DNL
Offset error
Gain error
Analog input
Input capacitance
Input leakage current
Internal voltage reference
Accuracy, VREFP
Accuracy, VREFM
Temperature coefficient
Reference noise
Accuracy, REFOUT
Power supply
IDDA Analog supply current
IDDD Digital supply current
IDDB Buffer supply current
IDD_AP Analog supply current in power-down mode
Power dissipation
Power dissipation in power down
TEST CONDITIONS
After calibration in single-ended mode
After calibration in differential mode
VAIN = VREFM to VREFP
AVDD =5 V,
AVDD = 5 V
AVDD = 5 V,
AVDD = 5 V,
AVDD = 5 V,
AVDD = 5 V,
BVDD = DVDD = 3.3 V
BVDD = DVDD = 3.3 V
BVDD = DVDD = 3.3 V
BVDD = DVDD = 3.3 V
DVDD = BVDD = 3.3 V
DVDD = BVDD = 3.3 V
MIN TYP MAX UNIT
12
Bits
±1.5 LSB
±1 LSB
20
LSB
–20
20 LSB
–20
20 LSB
15
pF
±10 µA
3.3
1.4
2.475
3.5 3.7 V
1.5 1.6 V
50
PPM/°C
100
µV
2.5 2.525 V
36
40 mA
0.5
1 mA
1.5
4 mA
8 mA
186 216 mW
30
mW
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