MPY634
2
SBFS017A
www.ti.com
SPECIFICATIONS
ELECTRICAL
At T
A
= +25°C and V
S
= ±15VDC, unless otherwise noted.
MPY634KP/KU MPY634AM MPY634BM MPY634SM
(Z
2
– Z
1
)
(X
1
– X
2
)
10V + Y
1
(X
1
– X
2
) (Y
1
– Y
2
)
10V
+ Z
2
(X
1
– X
2
)
2
+ Z
2
10V
(X
1
– X
2
) (Y
1
– Y
2
)
10V
+ Z
2
(Z
2
– Z
1
)
(X
1
– X
2
)
10V + Y
1
(X
1
– X
2
)
2
+ Z
2
10V
OBSOLETE
OBSOLETE
OBSOLETE
MODEL MIN TYP MAX MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS
MULTIPLIER
PERFORMANCE
Transfer Function **
Total Error
(1)
(–10V ≤ X, Y ≤ +10V) ±2.0 ±1.0 ±0.5 * %
T
A
= min to max ±2.5 ±1.5 ±1.0 ±2.0 %
Total Error vs Temperature ±0.03 ±0.022 ±0.015 ±0.02 %/°C
Scale Factor Error
(SF = 10.000V Nominal)
(2)
±0.25 ±0.1 * * %
Temperature Coefficient of
Scaling Voltage ±0.02 ±0.01 ±0.01 * %/°C
Supply Rejection (±15V ±1V) ±0.01 ±0.01 * * %
Nonlinearity
X (X = 20Vp-p, Y = 10V) ±0.4 ±0.4 0.2 ±0.3 * %
Y (Y = 20Vp-p, X = 10V) ±0.01 ±0.01 * ±0.1 * %
Feedthrough
(3)
X (Y Nulled, X = 20Vp-p, 50Hz) ±0.3 ±0.3 ±0.15 ±0.3 * %
Y (X Nulled, Y = 20Vp-p, 50Hz) ±0.01 ±0.01 * ±0.1 * %
Both Inputs (500kHz, 1Vrms)
Unnulled 40 50 45 55 * 60 * * dB
Nulled 556055656070**dB
Output Offset Voltage ±50 ±100 ±5 ±30 * ±15 * * mV
Output Offset Voltage Drift * ±200 ±100 * ±500 µV/°C
DYNAMICS
Small Signal BW,
(V
OUT
= 0.1Vrms) 6 10 8 10 * * 6 * MHz
1% Amplitude Error
(C
LOAD
= 1000pF) 100 100 * * kHz
Slew Rate (V
OUT
= 20Vp-p) 20 20 * * V/µs
Settling Time
(to 1%, ∆V
OUT
= 20V) 2 2 * * µs
NOISE
Noise Spectral Density:
SF = 10V 0.8 0.8 * * µV/√Hz
Wideband Noise:
f = 10Hz to 5MHz 1 1 * * mVrms
f = 10Hz to 10kHz 90 90 * * µVrms
OUTPUT
Output Voltage Swing ±11 ±11 * * V
Output Impedance (f ≤ 1kHz) 0.1 0.1 * * Ω
Output Short Circuit Current
(R
L
= 0, T
A
= min to max) 30 30 * * mA
Amplifier Open Loop Gain
(f = 50Hz) 85 85 * * dB
INPUT AMPLIFIERS (X, Y and Z)
Input Voltage Range
Differential V
IN
(V
CM
= 0) ±12 ±12 * * V
Common-Mode V
IN
(V
DIFF
= 0) ±10 ±10 * * V
(see Typical Performance Curves)
Offset Voltage X, Y ±25 ±100 ±5 ±20 ±2 ±10 * * mV
Offset Voltage Drift X, Y 200 100 50 * µV/°C
Offset Voltage Z ±25 ±100 ±5 ±30 ±2 ±15 * * mV
Offset Voltage Drift Z 200 200 100 500 µV/°C
CMRR 60 80 60 80 70 90 * * dB
Bias Current 0.8 2.0 0.8 2.0 * * * * µA
Offset Current 0.1 0.1 * * 2.0 µA
Differential Resistance 10 10 * * MΩ
DIVIDER PERFORMANCE
Transfer Function (X
1
> X
2
) **
Total Error
(1)
untrimmed
(X = 10V, –10V ≤ Z ≤ +10V) 1.5 ±0.75 ±0.35 ±0.75 %
(X = 1V, –1V ≤ Z ≤ +1V) 4.0 ±2.0 ±1.0 * %
(0.1V≤ X ≤ 10V, –10V ≤ Z ≤ 10V) 5.0 ±2.5 ±1.0 * %
SQUARE PERFORMANCE
Transfer Function **
Total Error (–10V ≤ X ≤ 10V) ±1.2 ±0.6 ±0.3 * %
