Datasheet

AD734
Rev. E | Page 3 of 20
SPECIFICATIONS
T
A
= +25°C, +V
S
= VP = +15 V, −V
S
= VN = −15 V, R
L
≥ 2 kΩ, unless otherwise noted.
Generalized transfer function:
(
)
(
)
()
⎪
⎭
⎪
⎬
⎫
⎪
⎩
⎪
⎨
⎧
−−
−
−−
=
21
21
2121
ZZ
UU
YYXX
AW
O
Table 1.
A B S
Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
MULTIPLIER PERFORMANCE
Transfer Function W =
XY/10
W =
XY/10
W =
XY/10
Total Static Error
1
−10 V ≤ X, Y ≤ 10 V 0.1 0.4 0.1 0.25 0.1 0.4 %
Over T
MIN
to T
MAX
1 0.6 1.25 %
vs. Temperature T
MIN
to T
MAX
0.004 0.003 0.004 %/°C
vs. Either Supply ±V
S
= 14 V to 16 V 0.01 0.05 0.01 0.05 0.01 0.05 %/V
Peak Nonlinearity −10 V ≤ X ≤ +10 V,
Y = +10 V
0.05 0.05 0.05 %
−10 V ≤ Y ≤ +10 V,
X = +10 V
0.025 0.025 0.025 %
THD
2
X = 7 V rms, Y =
+10 V, f ≤ 5 kHz
−58 −66 −58 dBc
T
MIN
to T
MAX
−55 −63 −55 dBc
Y = 7 V rms, X =
+10 V, f ≤ 5 kHz
−60 −80 −60 dBc
T
MIN
to T
MAX
−57 −74 −57 dBc
Feedthrough X = 7 V rms, Y =
nulled, f ≤ 5 kHz
−85 −60 −85 −70 –85 –60 dBc
Y = 7 V rms, X =
nulled, f ≤ 5 kHz
−85 −66 −85 −76 −85 −66 dBc
Noise (RTO) X = Y = 0 V
Spectral Density 100 Hz to 1 MHz 1.0 1.0 1.0 μV/√Hz
Total Output Noise 10 Hz to 20 kHz −94 −88 −94 −88 −94 −88 dBc
T
MIN
to T
MAX
−85 −85 −85 dBc
DIVIDER PERFORMANCE
(Y = 10 V)
Transfer Function W =
XY/U
W =
XY/U
W =
XY/U
Gain Error Y = 10 V, U = 100 mV
to 10 V
1 1 1 %
X Input Clipping Level Y ≤ 10 V 1.25 × U 1.25 × U 1.25 × U V
U Input Scaling Error
3
0.3 0.15 0.3 %
T
MIN
to T
MAX
0.8 0.65 1 %
Output to 1% U = 1 V to 10 V step,
X = 1 V
100 100 100 ns
INPUT INTERFACES
(X, Y, AND Z)
3 dB Bandwidth 40 40 40 MHz
Operating Range Differential or
common mode
±12.5 ±12.5 ±12.5 V
X Input Offset Voltage 15 5 15 mV
T
MIN
to T
MAX
25 15 25 mV
Y Input Offset Voltage 10 5 10 mV
T
MIN
to T
MAX
12 6 12 mV
Z Input Offset Voltage 20 10 20 mV
T
MIN
to T
MAX
50 50 90 mV
Z Input PSRR (Either
Supply)
f ≤ 1 kHz 54 70 66 70 54 70 dB
T
MIN
to T
MAX
50 56 50 dB