ADC102S051_14 datasheet(4/28 Pages) TI1

部件名	ADC102S051

功能描述	ADC102S051 2 Channel, 200 ksps to 500 ksps, 10-Bit A/D Converter

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制造商	TI1 [Texas Instruments]

网页	http://www.ti.com

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ADC102S051

SNAS262H – NOVEMBER 2004 – REVISED MARCH 2013

www.ti.com

ADC102S051 Converter Electrical Characteristics

(1)

The following specifications apply for VA = +2.7V to 5.25V, GND = 0V, CL = 50 pF, fSCLK = 3.2 MHz to 8 MHz, fSAMPLE = 200

ksps to 500 ksps, unless otherwise noted. Boldface limits apply for TA = TMIN to TMAX: all other limits TA = 25°C.

Parameter

Test Conditions

Typical

Limits(2)

Units

STATIC CONVERTER CHARACTERISTICS

Resolution with No Missing Codes

10

Bits

+0.2

+0.6

LSB (max)

INL

Integral Non-Linearity

−0.1

−0.4

LSB (max)

DNL

Differential Non-Linearity

±0.13

±0.5

LSB (max)

VOFF

Offset Error

0.1

±0.5

LSB (max)

OEM

Channel to Channel Offset Error Match

0.03

±0.5

LSB (max)

FSE

Full-Scale Error

−0.12

±0.7

LSB (max)

Channel to Channel Full- Scale Error

FSEM

0.02

±0.5

LSB (max)

Match

DYNAMIC CONVERTER CHARACTERISTICS

VA = +2.7V to 5.25V,

SINAD

Signal-to-Noise Plus Distortion Ratio

61.7

61

dB (min)

fIN = 40.2 kHz, −0.02 dBFS

VA = +2.7V to 5.25V

SNR

Signal-to-Noise Ratio

62.7

61.3

dB (min)

fIN = 40.2 kHz, −0.02 dBFS

VA = +2.7V to 5.25V,

THD

Total Harmonic Distortion

−85

−72

dB (max)

fIN = 40.2 kHz, −0.02 dBFS

VA = +2.7V to 5.25V

SFDR

Spurious-Free Dynamic Range

84

75

dB (min)

fIN = 40.2 kHz, −0.02 dBFS

ENOB

Effective Number of Bits

VA = +2.7V to 5.25V

10

9.8

Bits (min)

VA = +2.7V to 5.25V

Channel-to-Channel Crosstalk

−87

dB

fIN = 40.2 kHz

Intermodulation Distortion, Second

VA = 5.25V,

−84

dB

Order Terms

fa = 40.161 kHz, fb = 41.015 kHz

IMD

Intermodulation Distortion, Third Order

VA = 5.25V

−84

dB

Terms

fa = 40.161 kHz, fb = 41.015 kHz

VA = +5V

11

MHz

FPBW

-3 dB Full Power Bandwidth

VA = +3V

8

MHz

ANALOG INPUT CHARACTERISTICS

VIN

Input Range

0 to VA

V

IDCL

DC Leakage Current

±1

µA (max)

Track Mode

33

pF

CINA

Input Capacitance

Hold Mode

3

pF

DIGITAL INPUT CHARACTERISTICS

VA = +5.25V

2.4

V (min)

VIH

Input High Voltage

VA = +3.6V

2.1

V (min)

VIL

Input Low Voltage

0.8

V (max)

IIN

Input Current

VIN = 0V or VIN = VA

±0.01

±10

µA (max)

CIND

Digital Input Capacitance

2

4

pF (max)

(1)

Min/max specification limits are ensured by design, test, or statistical analysis.

(2)

Tested limits are ensured to TI's AOQL (Average Outgoing Quality Level).

4

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