Data Sheet

ADA4351-2

SPECIFICATIONS

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Rev. 0 | 4 of 36

5 V SPECIFICATIONS

TA = 25°C, AVDD = 5 V, AVSS = 0 V, DVDD = 3 V, DVSS = 0 V, load resistance (RL) = open, and +IN = 2.5 V, unless otherwise noted. These

default AVDD, AVSS, and +IN conditions are equivalent to a symmetrical supply configuration with +IN biased to 0 V.

Table 1. 5 V Specifications

Parameter1

Test Conditions/Comments

Min

Typ

Max

Unit

Test Level

DC PERFORMANCE

Offset Voltage (VOS), Referred to Input (RTI)

±20

±100

µV

P

Offset Voltage Drift, RTI

TA = 0°C to +85°C

±0.15

±0.8

µV/°C

CB

TA = −40°C to +125°C

±0.16

±0.85

µV/°C

CB

Input Bias Current at −IN

±2

±9

pA

P

TA = −40°C to +85°C

±45

pA

CT

TA = −40°C to +105°C

±70

pA

CT

TA = −40°C to +125°C

±100

pA

CT

Input Bias Current at +IN

±2

±9

pA

P

TA = −40°C to +85°C

±70

pA

CT

TA = −40°C to +105°C

±110

pA

CT

TA = −40°C to +125°C

±150

pA

CT

Open-Loop Gain (AOL)

RF = 10 kΩ, VOUT = 0.5 V to 4.5 V2

95

158

dB

P

VOUT = 0.1 V to 4.9 V, TA = −40°C to

+125°C

108

dB

CT

INPUT CHARACTERISTICS

Common-Mode Input Impedance at +IN

3.75/1

TΩ/pF

CB

Common-Mode Input Impedance at −IN

3.75/3.5

TΩ/pF

CB

Differential Mode Input Capacitance

2

pF

CB

Internal Feedback Capacitance

3

pF

CB

Input Common-Mode Voltage Range (VCM)

TA = −40°C to +125°C

AVSS

AVDD − 1.5 V

CB

Common-Mode Rejection Ratio (CMRR)

VCM = 0.1 V to 1.9 V

74

87

dB

P

VCM = 2.6 V to 3.5 V

80

98

dB

P

VCM = 0.1 V to 3.5 V, TA = −40°C to

+125°C

78

dB

CT

OUTPUT CHARACTERISTICS

Saturated Output Voltage Swing to AVSS (VOUT −

AVSS)

RF = 10 kΩ

10

mV

P

Saturated Output Voltage Swing to AVDD (AVDD −

VOUT)

RF = 10 kΩ

10

mV

P

Short-Circuit Output Current

Sinking/sourcing, VOUT = 2.5 V

75/63

mA

CB

Linear SW0, SW1 Current3

VOUT = 2.5 V

±75

mA

CB

DYNAMIC PERFORMANCE

Gain Bandwidth Product (GBP)

8.5

MHz

CB

Slew Rate

10% to 90%

8

V/μs

CB

Total Harmonic Distortion (THD)

G = −1, RF = 15 kΩ, f = 1 kHz, VOUT = 1 V

RMS

−126

dBc

CB

ANALOG POWER SUPPLIES (AVDD AND AVSS)

Operating Range VS = AVDD − AVSS

Guaranteed by power supply rejection ratio

(PSRR)

2.7

5.5

V

P

AVSS Range Below DVSS

−0.5

0

V

S

Quiescent Current Per Amplifier

3.3

3.5

mA

P

TA = −40°C to +125°C

4.35

mA

CT