ADC912AFP datasheet(7/16 Pages) AD

7 / 16 page

REV. B

–7–

Typical Performance Characteristics–ADC912A

0.4

4096

–0.4

–0.2

0.2

2048

1024

3072

DIGITAL OUTPUT CODE

TPC 1. Nonlinearity Error vs. Digital

Output Code

–4

125

–1

–3

–50

–2

–75

100

–25

TEMPERATURE – C

CS, RD = LOGIC HIGH

AIN = 10V

CLK = 1MHz XTAL

ISS @ VSS = –15.75V

VDD @ 5.25V

TPC 4. Supply Current vs.

Temperature

256

128

192

2045

2049

2048

2047

2046

256 SUCCESSIVE

CONVERSIONS

WITH

AIN = 4.99756V

OUTPUT CODE – Decimal

TPC 7. Code Repetition

–5

125

–2

–4

–50

–3

–75

–1

100

–25

TEMPERATURE – C

TPC 2. Offset Error vs. Temperature

100k

10k

CLK IN FREQUENCY – Hz

COUT = 20pF

fCONV = 1/13 fCLK IN

TA = 25 C

EXT CLK IN

PDISS = IDD

5 + ISS

TPC 5. Power Dissipation vs. CLK IN

Frequency

ANALOG INPUT

100

TRANSITION NOISE

TPC 8. Transition Noise Cross Plot

–4

125

–1

–3

–50

–2

–75

100

–25

TEMPERATURE – C

TPC 3. Gain Error vs. Temperature

–50

–20

–40

–30

–10

VO OUTPUT VOLTAGE – Volts

ISINK

ISOURCE

TPC 6. Digital Output Current vs.

Output Voltage

–2

–4

CONVERSION TIME –

VDD = +5V

VSS = –12V

TA = 25 C

TPC 9. Linearity Error vs. Conversion

Time

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