–3–

REV. 0

AD53508

Parameter

Condition

Min

Typ

Max

Unit

1

ACCURACY—LOW RANGE

Transresistance Error (

±3% Tolerance)

0.0121

0.0125

0.0129

V/nA

Offset Error

±4nA

Gain Nonlinearity (Relative to Endpoints)

±0.05

% of Span

Output Compliance Voltage-Induced Transresistance Error

±0.025

nA/V of Output

DRIFT—LOW RANGE

Gain Error Temperature Coefficient

±20

ppm MV/

°C

Offset Drift

±70

pA/

°C

DISABLE MODE

2

Voltage Swing,

±2 mA Range

±2 mA Drive

–4

+9

V

±100 µA Drive

–5

+12

V

ACCURACY

Gain (

±0.1% Tolerance)

0.999

1.001

V/V

Offset Error

±15

mV

Gain Nonlinearity (Relative to Endpoints)

±0.02

% of Span

Current Measure CMRR (at MEAS_OUT)

±0.31

mV/V

DRIFT

Gain Error Temperature Coefficient

±20

ppm (PV or

MV)/

°C

Offset Drift

±100

µV/°C

OTHER SPECIFICATIONS

Power Supply Rejection Ratio

70

dB

60

dB

35

dB

25

dB

CURRENT MEASURE HOLD MODE LEAKAGE

°C

±1.2

nA

CROSSTALK

3

±0.02

% of Span

SETTLING TIMES TO 0.01%

Voltage Force and Guard Voltage

20

µs

2

ms

Current Force (200

µA Range)

Ω

50

µs

MEAS_OUT Pin

2

µs

SHORT CIRCUIT CURRENT LIMIT MAGNITUDE

Any Output Except Guards

8.5

20

mA

GUARD SCC LIMIT MAGNITUDE

2.5

10

mA

GUARD OFFSET (FROM SENSE INPUT PIN)

–65

–25

0

mV

±1.0

µA

DIGITAL INPUTS

2.4

V

0.8

V

10

µA

POWER SUPPLIES

14.0

15.0

15.75

V

–10.5

–10.0

–9.0

V

4.75

5.0

5.25

V

5

15

mA

–15

–5

mA

8mA

NOTES

Specifications subject to change without notice.