Datasheet

Data Sheet AD835
SPECIFICATIONS
T
A
= 25°C, V
S
= ±5 V, R
L
= 150 Ω, C
L
≤ 5 pF, unless otherwise noted.
Table 1.
Parameter Conditions Min Typ Max Unit
TRANSFER FUNCTION
( )( )
Z
U
YYXX
W +
−−
=
2121
INPUT CHARACTERISTICS (X, Y)
Differential Voltage Range V
CM
= 0 V ±1 V
Differential Clipping Level ±1.2
1
±1.4 V
Low Frequency Nonlinearity X = ±1 V, Y = 1 V 0.3 0.5
1
% FS
Y = ±1 V, X = 1 V 0.1 0.3
1
% FS
vs. Temperature T
MIN
to T
MAX
2
X = ±1 V, Y = 1 V 0.7 % FS
Y = ±1 V, X = 1 V 0.5 % FS
Common-Mode Voltage Range −2.5 +3 V
Offset Voltage ±3 ±20
1
mV
vs. Temperature T
MIN
to T
MAX
2
±25 mV
CMRR
f ≤ 100 kHz; ±1 V p-p
70
1
dB
Bias Current 10 20
1
µA
vs. Temperature T
MIN
to T
MAX
2
27 µA
Offset Bias Current 2 µA
Differential Resistance 100 kΩ
Single-Sided Capacitance 2 pF
Feedthrough, X X = ±1 V, Y = 0 V −46
1
dB
Feedthrough, Y Y = ±1 V, X = 0 V −60
1
dB
DYNAMIC CHARACTERISTICS
−3 dB Small Signal Bandwidth 150 250 MHz
−0.1 dB Gain Flatness Frequency 15 MHz
Slew Rate W = −2.5 V to +2.5 V 1000 V/µs
Differential Gain Error, X f = 3.58 MHz 0.3 %
Differential Phase Error, X f = 3.58 MHz 0.2 Degrees
Differential Gain Error, Y
f = 3.58 MHz
0.1
%
Differential Phase Error, Y f = 3.58 MHz 0.1 Degrees
Harmonic Distortion X or Y = 10 dBm, second and third harmonic
Fund = 10 MHz −70 dB
Fund = 50 MHz −40 dB
Settling Time, X or Y To 0.1%, W = 2 V p-p 20 ns
SUMMING INPUT (Z)
Gain From Z to W, f ≤ 10 MHz 0.990 0.995
−3 dB Small Signal Bandwidth 250 MHz
Differential Input Resistance 60 kΩ
Single-Sided Capacitance 2 pF
Maximum Gain X, Y to W, Z shorted to W, f = 1 kHz 50 dB
Bias Current 50 µA
Rev. E | Page 3 of 14