Data Sheet

ADA4700-1

Rev. 0 | Page 7 of 28

VSY = ±5 V ELECTRICAL CHARATERISTICS

VSY = ±5 V, VCM = 0 V, TA = 25°C, unless otherwise specified.

Table 3.

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Offset Voltage

VOS

0.2

2

mV

−40°C ≤ TA ≤ +85°C

2.5

mV

Offset Voltage Drift1

ΔVOS/ΔT

−40°C ≤ TA ≤ +85°C

3

μV/°C

Input Bias Current

IB

5

30

nA

−40°C ≤ TA ≤ +85°C

50

nA

Input Offset Current

IOS

2

25

nA

−40°C ≤ TA ≤ +85°C

30

nA

Input Voltage Range

IVR

−40°C ≤ TA ≤ +85°C

−2

+2

V

Common-Mode Rejection Ratio

CMRR

−2 V ≤ VCM ≤ +2 V

86

89

dB

−40°C ≤ TA ≤ +85°C

86

dB

Large Signal Voltage Gain

AVO

−2 V ≤ VOUT ≤ +2 V, RL = 2 kΩ

97

99

dB

−40°C ≤ TA ≤ +85°C

95

dB

Input Impedance

Common-Mode

RIN||CINCM

2.3||5.3

MΩ||pF

Differential

RIN||CINDM

2.3||0.5

MΩ||pF

OUTPUT CHARACTERISTICS

Output Voltage High

VOH

RL = 2 kΩ to GND

3.4

3.6

V

−40°C ≤ TA ≤ +85°C

3.2

V

Output Voltage Low

VOL

RL = 2 kΩ to GND

−3.6

−3.4

V

−40°C ≤ TA ≤ +85°C

−3.2

V

Capacitive Load Drive2

CL

AV = +1

1

nF

Output Current Drive

IOUT

30

mA

Short Circuit Limit3

ISC

Sourcing/Sinking

+72/−65

mA

Closed-Loop Impedance

ZOUT

f = 100 Hz, AV = +1

0.003

Ω

POWER SUPPLY

Power Supply Rejection Ratio

PSRR

VSY = ±4.5 V to ±55 V

110

130

dB

−40°C ≤ TA ≤ +85°C

110

dB

Supply Current per Amplifier

ISY

1.5

2

mA

−40°C ≤ TA ≤ +85°C

2.2

mA

DYNAMIC PERFORMANCE

Slew Rate

SR

VIN = ±2 V p-p, AV = +1, RL = 2 kΩ, CL = 300 pF

18

V/μs

Gain Bandwidth Product

GBP

VIN = 5 mV p-p, AV = +100

3.5

MHz

Unity-Gain Crossover

UGC

VIN = 5 mV p-p, AV = +1

2.6

MHz

−3 dB Bandwidth

−3 dB

VIN = 5 mV p-p, AV = −1

4.8

MHz

Phase Margin

ΦM

VIN = 5 mV p-p, RL = 1 MΩ, CL = 35 pF, AV = −1

70

Degrees

Settling Time to 0.1%

tS

VIN = 6 V p-p, RL = 10 kΩ, CL = 5 pF, AV = −1

1.5

μs

NOISE PERFORMANCE

Total Harmonic Distortion + Noise

THD + N

AV = +1, VIN = 2 V p-p at 1 kHz, RL = 10 kΩ,

bandwidth = 80 kHz

0.0005

%

Peak-to-Peak Noise

en p-p

f = 0.1 Hz to 10 Hz

800

nV p-p

Voltage Noise Density

en

f = 1 kHz

14.7

nV/√Hz

Current Noise Density

in

f = 1 kHz

400

fA/√Hz

1 See Figure 7 through Figure 9.

2 Overshoot vs. temperature and capacitive load performance is shown in Figure 27 through Figure 30. Refer to the Driving Capacitive Loads section for

recommendations on driving capacitive loads greater than 1 nF.

3 Refer to the Safe Operating Area section.