AD7482

Rev. B | Page 3 of 20

SPECIFICATIONS

to 5.25 V, unless otherwise noted. The operating temperature range is −40°C to +85°C.

Table 1.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

DYNAMIC PERFORMANCE1, 2

Signal-to-Noise + Distortion (SINAD)3

71

dB

72

dB

71

dB

Total Harmonic Distortion (THD)3

−86

dB

−90

dB

−88

dB

Internal reference

Peak Harmonic or Spurious Noise (SFDR)3

−87

dB

Intermodulation Distortion (IMD)3

Second Order Terms

−96

dB

Third Order Terms

−94

dB

Aperture Delay

10

ns

Full Power Bandwidth

40

MHz

@ 3 dB

3.5

MHz

@ 0.1 dB

DC ACCURACY

Resolution

12

Bits

Integral Nonlinearity3

±0.5

LSB

B Grade

±0.25

±1

LSB

A Grade

Differential Nonlinearity3

±0.25

±0.5

LSB

Guaranteed no missed codes to

12 bits

Offset Error3

±1.5

LSB

0.036

%FSR

Gain Error3

±1.5

LSB

0.036

%FSR

ANALOG INPUT

Input Voltage

−200

mV

+2.7

V

DC Leakage Current

±1

μA

±2

μA

Input Capacitance4

35

pF

REFERENCE INPUT/OUTPUT

+2.5

V

±1% for specified performance

±1

μA

25

pF

220

μA

External reference

+2.5

V

±50

mV

±100

mV

1

Ω