–2–

REV.

AD654–SPECIFICATIONS

AD654JN/JR

Model

Min

Typ

Max

Units

CURRENT-TO-FREQUENCY CONVERTER

Frequency Range

0

500

kHz

0.06

0.1

%

0.20

0.4

%

Full-Scale Calibration Error

–10

+10

%

≤ 250 kHz)

0.20

0.40

%/V

0.05

0.10

%/V

vs. Temp (0

°C to +70°C)

50

ppm/

°C

ANALOG INPUT AMPLIFIER

(Voltage-to-Current Converter)

Voltage Input Range

Single Supply

0

V

Dual Supply

V

Input Bias Current

(Either Input)

30

50

nA

Input Offset Current

5

nA

Input Resistance (Noninverting)

250

M

Ω

Input Offset Voltage

0.5

1.0

mV

vs. Supply

0.1

0.25

mV/V

0.03

0.1

mV/V

vs. Temp (0

°C to +70°C)

4

µV/°C

OUTPUT INTERFACE (Open Collector Output)

(Symmetrical Square Wave)

Output Sink Current in Logic “0”

2

°C

10

20

mA

°C to +70°C5

10

mA

Output Leakage Current in Logic “1”

10

100

nA

0

°C to +70°C

50

500

nA

Logic Common Level Range

V

µF)

0.2

µs

µs

POWER SUPPLY

Voltage, Rated Performance

4.5

16.5

V

Voltage, Operating Range

Single Supply

4.5

36

V

Dual Supply

±5

±18

V

Quiescent Current

1.5

2.5

mA

2.0

3.0

mA

TEMPERATURE RANGE

Operating Range

–40

+85

°C

NOTES

Specifications shown in boldface are tested on all production units at final electrical test. Results from those tests are used to calculate outgoing quality levels. All min

and max specifications are guaranteed, although only those shown in boldface are tested on all production units.

Specifications subject to change without notice.

C