Datasheet

REV. 0
–2–
AD1866–SPECIFICATIONS
(T
A
= +258C and +5 V supplies unless otherwise noted)
Min Typ Max Unit
RESOLUTION 16 Bits
DIGITAL INPUTS V
IH
2.4 V
V
IL
0.8 V
I
IH
, V
IH
= V
L
1.0 µA
I
IL
, V
IL
= DGND –10.0 µA
Maximum Clock Input Frequency 13.5 MHz
ACCURACY
Gain Error ±3 % of FSR
Gain Matching ±3 % of FSR
Midscale Error ±30 mV
Midscale Error Matching ±10 mV
Gain Linearity Error ±3dB
DRIFT (0°C to +70°C)
Gain Drift ±100 ppm/°C
Midscale Drift –130 µV/°C
TOTAL HARMONIC DISTORTION + NOISE
0 dB, 990.5 Hz AD1866N 0.005 0.01 %
AD1866R 0.005 0.01 %
–20 dB, 990.5 Hz AD1866N 0.02 %
AD1866R 0.02 %
–60 dB, 990.5 Hz AD1866N 2.0 %
AD1866R 2.0 %
CHANNEL SEPARATION (1 kHz, 0 dB) 108 115 dB
SIGNAL-TO-NOISE RATIO (With A-Weight Filter) 95 dB
D-RANGE (With A-Weight Filter) 90 dB
OUTPUT
Voltage Output Pins (V
OL
, V
OR
)
Output Range (±3%) ±1V
Output Impedance 0.1 Ω
Load Current ±1mA
Bias Voltage Pins (V
BL
, V
BR
)
Output Range +2.5 V
Output Impedance 350 Ω
POWER SUPPLY
Specification, V
L
and V
S
4.75 5 5.25 V
Operation, V
L
and V
S
3.5 5.25 V
+I, V
L
and V
S
= 5 V 10 14 mA
POWER DISSIPATION 50 70 mW
TEMPERATURE RANGE
Operation –35 85 °C
Storage –60 100 °C
Specifications subject to change without notice.
Specifications in boldface are tested on all production units at final electrical