ADC101S051

SNAS303I – JULY 2005 – REVISED JANUARY 2014

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ADC101S051 Converter Electrical Characteristics

(1) (2)

The following specifications apply for VA = +2.7V to 5.25V, fSCLK = 4 MHz to 10 MHz, fSAMPLE = 200 ksps to 500 ksps, CL = 15

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

Parameter

Test Conditions

Typ

Limits(2)

Units

STATIC CONVERTER CHARACTERISTICS

Resolution with No Missing Codes

10

Bits

+0.12

LSB (max)

VA = +2.7 to +3.6V

±0.7

−0.08

LSB (min)

INL

Integral Non-Linearity

+0.15

LSB (max)

VA = +4.75 to +5.25V

±0.7

−0.09

LSB (min)

+0.15

LSB (max)

VA = +2.7 to +3.6V

±0.6

−0.11

LSB (min)

DNL

Differential Non-Linearity

+0.15

LSB (max)

VA = +4.75 to +5.25V

±0.6

−0.11

LSB (min)

VA = +2.7 to +3.6V

+0.21

±0.7

LSB (max)

VOFF

Offset Error

VA = +4.75 to +5.25V

+0.11

±0.7

LSB (max)

VA = +2.7 to +3.0V, ADC101S051Q

−0.2

LSB (max)

VA = +3.0 to +3.6V, ADC101S051Q

−0.2

±1.0

LSB (max)

GE

Gain Error

VA = +2.7 to +3.6V, ADC101S051

−0.2

±1.0

LSB (max)

VA = +4.75 to +5.25V

−0.33

±1.0

LSB (max)

DYNAMIC CONVERTER CHARACTERISTICS

VA = +2.7 to 5.25V

SINAD

Signal-to-Noise Plus Distortion Ratio

61.5

60.8

dB (min)

fIN = 100 kHz, −0.02 dBFS

VA = +2.7 to 5.25V

SNR

Signal-to-Noise Ratio

61.6

61.1

dB (min)

fIN = 100 kHz, −0.02 dBFS

VA = +2.7 to 5.25V

THD

Total Harmonic Distortion

−79

−72.5

dB (max)

fIN = 100 kHz, −0.02 dBFS

VA = +2.7 to 5.25V

SFDR

Spurious-Free Dynamic Range

fIN = 100 kHz, −0.02 dBFS,

81

70

dB (min)

ADC101S051Q

VA = +2.7 to 5.25V

SFDR

Spurious-Free Dynamic Range

fIN = 100 kHz, −0.02 dBFS,

81

74

dB (min)

ADC101S051

VA = +2.7 to 5.25V

ENOB

Effective Number of Bits

9.9

9.8

Bits (min)

fIN = 100 kHz, −0.02 dBFS

Intermodulation Distortion, Second

VA = +5.25V

−83

dB

Order Terms

fa = 103.5 kHz, fb = 113.5 kHz

IMD

Intermodulation Distortion, Third Order

VA = +5.25V

−82

dB

Terms

fa = 103.5 kHz, fb = 113.5 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

30

pF

CINA

Input Capacitance

Hold Mode

4

pF

(1)

Tested limits are specified to Texas Instrument's AOQL (Average Outgoing Quality Level).

(2)

Datasheet min/max specification limits are specified by design, test, or statistical analysis.

4

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