Datasheet

Data Sheet AD834
Rev. F | Page 3 of 20
SPECIFICATIONS
T
A
= 25°C and ±V
S
= ±5 V, unless otherwise noted; dBm assumes 50 Ω load. Specifications in boldface are tested on all production units
at final electrical test. Results from those tests are used to calculate outgoing quality levels.
Table 1.
Parameters Conditions Min Typ Max Unit
MULTIPLIER PERFORMANCE
Transfer Function
( )
mA
V
4
1
×=
2
XY
W
Total Error
1
−1 V ≤ X, Y < +1 V ±0.5
±2
% FS
vs. Temperature (AD834A/AD834S Only) T
MIN
to T
MAX
±1.5
±3
% FS
vs. Supplies (All Models)
2
±4 V to ±6 V 0.1
0.3
% FS/V
Linearity
3
±0.5
±1
% FS
Bandwidth
4
500 MHz
Feedthrough, X X = ±1 V, Y = nulled 0.2
0.3
% FS
Feedthrough, Y X = nulled, Y = ±1 V 0.1
0.2
% FS
AC Feedthrough, X
5
X = 0 dBm, Y = nulled
f = 10 MHz –65 dB
f = 100 MHz –50 dB
AC Feedthrough, Y
5
X = nulled, Y = 0 dBm
f = 10 MHz –70 dB
f = 100 MHz –50 dB
INPUTS (X1, X2, Y1, Y2)
Full-Scale Range Differential ±1 V
Clipping Level Differential
±1.1
±1.3 V
Input Resistance Differential 25 kΩ
Offset Voltage 0.5
3
mV
vs. Temperature T
MIN
to T
MAX
10 μV/°C
4
mV
vs. Supplies
2
±4 V to ±6 V 100
300
μV/V
Bias Current 45 µA
Common-Mode Rejection f ≤ 100 kHz; 1 V p-p 70 dB
Nonlinearity, X Y = 1 V; X = ±1 V 0.2
0.5
% FS
Nonlinearity, Y X = 1 V; Y = ±1 V 0.1
0.3
% FS
Distortion, X X = 0 dBm, Y = 1 V
f = 10 MHz −60 dB
f = 100 MHz −44 dB
Distortion, Y X = 1 V, Y = 0 dBm
f = 10 MHz –65 dB
f = 100 MHz –50 dB
OUTPUTS (W1, W2)
Zero Signal Current Each output 8.5 mA
Differential Offset X = 0, Y = 0 ±20
±60
μA
vs. Temperature nA°C
All Models T
MIN
to T
MAX
40
AD834A/AD834S Only
±60
μA
Scaling Current Differential 3.96 4 4.04 mA
Output Compliance 4.75 9 V
Noise Spectral Density f = 10 Hz to 1 MHz 16 nV/√Hz
Outputs into 50 Ω Load