ADA4805-2ACPZ-R2 datasheet(3/25 Pages) AD

Numer części	ADA4805-2ACPZ-R2

Szczegółowy opis	0.2 關V/째C Offset Drift, 105 MHz Low Power, Low Noise, Rail-to-Rail Amplifiers

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Data Sheet

ADA4805-1/ADA4805-2

SPECIFICATIONS

±5 V SUPPLY

VS = ±5 V at TA = 25°C; RF = 0 Ω for G = +1; otherwise, RF = 1 kΩ; RL = 2 kΩ to ground; unless otherwise noted. All specifications are per

amplifier.

Table 2.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

DYNAMIC PERFORMANCE

−3 dB Bandwidth

G = +1, VOUT = 0.02 V p-p

120

MHz

G = +1, VOUT = 2 V p-p

40

MHz

Bandwidth for 0.1 dB Flatness

G = +1, VOUT = 0.02 V p-p

18

MHz

Slew Rate

G = +1, VOUT = 2 V step

190

V/µs

G = +2, VOUT = 4 V step

250

V/µs

Settling Time to 0.1%

G = +1, VOUT = 2 V step

35

ns

G = +2, VOUT = 4 V step

78

ns

NOISE/DISTORTION PERFORMANCE

Harmonic Distortion, HD2/HD31

fC = 20 kHz, VOUT = 2 V p-p

−114/−140

dBc

fC = 100 kHz, VOUT = 2 V p-p

−102/−128

dBc

fC = 20 kHz, VOUT = 4 V p-p, G = +1

−109/−143

dBc

fC = 100 kHz, VOUT = 4 V p-p, G = +1

−93/−130

dBc

fC = 20 kHz, VOUT = 4 V p-p, G = +2

−113/−142

dBc

fC = 100 kHz, VOUT = 4 V p-p, G = +2

−96/−130

dBc

Input Voltage Noise

f = 100 kHz

5.2

nV/√Hz

Input Voltage Noise 1/f Corner Frequency

8

Hz

0.1 Hz to 10 Hz Voltage Noise

44

nV rms

Input Current Noise

f = 100 kHz

0.7

pA/√Hz

DC PERFORMANCE

Input Offset Voltage

13

125

µV

Input Offset Voltage Drift2

TMIN to TMAX, 4 σ

0.2

1.5

µV/°C

Input Bias Current

550

800

nA

Input Offset Current

2.1

25

nA

Open-Loop Gain

VOUT = −4.0 V to +4.0 V

107

111

dB

INPUT CHARACTERISTICS

Input Resistance

Common Mode

50

MΩ

Differential Mode

260

kΩ

Input Capacitance

1

pF

Input Common-Mode Voltage Range

−5.1

+4

V

Common-Mode Rejection Ratio

VIN, CM = −4.0 V to +4.0 V

103

130

dB

SHUTDOWN PIN

SHUTDOWN Voltage

Low

Powered down

<−1.3

V

High

Enabled

>−0.9

V

SHUTDOWN Current

Low

Powered down

−1.0

0.2

µA

High

Enabled

0.02

1.0

µA

Turn-Off Time

50% of SHUTDOWN to <10% of enabled

quiescent current

1.25

2.75

µs

Turn-On Time

50% of SHUTDOWN to >90% of final VOUT

2

3

µs

OUTPUT CHARACTERISTICS

Output Overdrive Recovery Time

(Rising/Falling Edge)

VIN = +6 V to −6 V, G = +2

95/100

ns

Output Voltage Swing

RL = 2 kΩ

−4.98

+4.98

V

Rev. B | Page 3 of 25

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