Datasheet

–3–
REV. A
AD561
AD561S AD561T
Model Min Typ Max Min Typ Max Units
RESOLUTION 10 Bits 10 Bits
ACCURACY (Error Relative ±1/4 ±1/2 ±1/8 ±1/4 LSB
to Full Scale) (0.025) (0.05) (0.012) (0.025) % of FS
DIFFERENTIAL NONLINEARITY ±1/2 ±1/4 ±1/2 LSB
DATA INPUTS
TTL, V
CC
= +5 V
Bit ON Logic “1” +2.0 ** V
Bit OFF Logic “0” +0.8 ** V
CMOS, 10 V ≤ V
CC
≤ 16.5 V
Bit ON Logic “ 1 “ 70% V
CC
** V
Bit OFF Logic “0” 30% V
CC
** V
Logic Current (Each Bit) (T
MIN
to T
MAX
)
Bit ON Logic “1” +20 +100 ** ** nA
Bit OFF Logic “0” –25 –100 ** ** µA
OUTPUT
Current
Unipolar 1.5 2.0 2.4 ** ** ** mA
Bipolar ±0.75 ±1.0 ±1.2 ** ** ** mA
Resistance (Exclusive of
Application Resistors) 40 M ** Ω
Unipolar Zero (All Bits OFF) 0.01 0.05 ** ** % of FS
Capacitance 25 ** pF
Compliance Voltage –2 –3 +10 ** ** ** V
SETTLING TIME TO 1/2 LSB
All Bits ON-to-OFF or OFF-to-ON 250 ** ns
POWER REQUIREMENTS
V
CC
, +4.5 V dc to +16.5 V dc 6 10 ** ** mA
V
EE
, –10.8 V dc to –16.5 V dc 11 16 ** ** mA
POWER SUPPLY GAIN SENSITIVITY
V
CC
, +4.5 V dc to +16.5 V dc 2 10 ** ** ppm of FS/%
V
EE
, –10.8 V dc to –16.5 V dc 4 25 ** ** ppm of FS/%
TEMPERATURE RANGE
Operating –55 to +125 ** ** °C
Storage –65 to +150 ** ** °C
TEMPERATURE COEFFICIENTS
With Internal Reference
Unipolar Zero 1 10 1 5 ppm of FS/°C
Bipolar Zero 2 20 2 10 ppm of FS/°C
Full Scale 15 60 15 30 ppm of FS/°C
Differential Nonlinearity 2.5 2.5 ppm of FS/°C
MONOTONICITY Guaranteed Over Full Operating Guaranteed Over Full Operating
Temperature Range Temperature Range
PROGRAMMABLE OUTPUT 0 to +10 ** V
RANGES –5 to +5 ** V
CALIBRATION ACCURACY
Full-Scale Error with Fixed 25 Ω
Resistor ±0.1 ** % of FS
Bipolar Zero Error with Fixed 10 Ω
Resistor ±0.1 ** % of FS
CALIBRATION ADJUSTMENT
RANGE
Full Scale (With 50 Ω Trimmer) ±0.5 ** % of FS
Bipolar Zero (With 50 Ω Trimmer) ±0.5 ** % of FS
NOTES
**Specifications same as AD561S specifications.
Specifications subject to change without notice.