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Revision 1.47

4 - 20

AS1702 - AS1705

6 Electrical Characteristics

5V Operation

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Supply Voltage

2.7

5.5

V

Supply Current

1

1. Quiescent power supply current is specified and tested with no load. Quiescent power supply current depends on

the offset voltage when a practical load is connected to the amplifier.

8

10.4

mA

Shutdown Supply

SHDN = SHDM = GND

0.05

1

µA

Threshold

V

Common-Mode Bias

Voltage

2

V

Output Offset Voltage

±1

±10

mV

±1

±15

±1

±20

Common-Mode Input

Voltage

3

3. Guaranteed by design.

Inferred from CMRR

Test

0.2

V

0.9

1.5

External Gain AS1702

1.5

Input Impedance

AS1703, AS1704, AS1705

10

15

20

k

Ω

CMRR

Common-Mode

Rejection Ratio

-64

dB

PSRR

Power Supply

Rejection Ratio

f = 217Hz

-79

dB

f = 1kHz

-73

Output Power

4

4. Guaranteed by design.

THD+N = 1%;

Ω

0.8

1.25

W

Ω

1.8

THD+N

Total Harmonic

Distortion plus Noise

5

5. Measurement bandwidth for THD+N is 22Hz to 22kHz.

0.06

%

0.03

Gain Accuracy

AS1703, AS1704, AS1705

±1

±2

%

Thermal Shutdown

Threshold

+145

ºC

Thermal Shutdown

Hysteresis

9ºC

Power-up/Enable from

Shutdown Time

125

ms

Shutdown Time

3.5

µs

Turn-Off Transient

6

6. Peak voltage measured at power-on, power-off, into or out of SHDN. Bandwidth defined by A-weighted filters,

≥ 1ms.

50

mV