AD7112 datasheet(8/12 Pages) AD

8 / 12 page

AD7112

REV. 0

–8–

–60

–80

–100

–90

–70

FREQUENCY – Hz

OP275

AD712

VIN = 6V rms

INPUT CODE = 0000 0000

T = +25

°C

C1 = 15pF

Figure 8. Distortion vs. Frequency

–40

–70

–100

103

104

106

105

–80

–90

–60

–50

FREQUENCY – Hz

VDD = +5V

T = +25

°C

VINA, VINB = 20V p–p SINE WAVE

Figure 9. Feedthrough vs. Frequency

–40

–70

–100

103

104

106

105

–80

–90

–60

–50

VDD = +5V

TA = +25°C

VINA = 20V p–p SINE WAVE

VINB = 0V

BOTH DAC LATCHES LOADED

WITH 0000 0000

FREQUENCY – Hz

Figure 10. Channel-to-Channel Isolation vs. Frequency

–40

–15

TEMPERATURE –

°C

VDD = +5V

VIN = –10V

DATA INPUT = 1111 XXXX

Figure 11. Output Leakage Current vs. Temperature

AD712

OUTPUT

DATA INPUTS

FROM 00H TO 80H

100

200ns

10mV

2.0V

VDD = +5V

TA = +25°C

VIN = AGND

Figure 12. Digital-to-Analog Glitch Impulse

FREQUENCY – Hz

102

103

105

104

VDD = +5V

VIN = 0V

DAC CODE = 0000 0000

INCLUDES OP275 AMPLIFIER NOISE

Figure 13. Noise Spectral Density vs. Frequency

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