REV. A

–2–

SSM1018T/SSM2118T–SPECIFICATIONS

ELECTRICAL SPECIFICATIONS

Parameter

Conditions

Min

Typ

Max

Units

AUDIO PERFORMANCE

1

Noise

–95

–93

dBu

Headroom

Clip Point = 1% THD+N

+22

dBu

Total Harmonic Distortion plus Noise

2nd and 3rd Harmonics Only (+25

°C to +85°C)

0.006

0.025

%

0.013

0.04

%

2

0.013

0.04

%

INPUT AMPLIFIER

Bias Current

0.25

1

µA

Offset Voltage

1

15

mV

Offset Current

10

100

nA

Input Impedance

4M

Ω

Common-Mode Range

±13

V

Gain Bandwidth

VCA Configuration

0.7

MHz

VCP Configuration

14

MHz

Slew Rate

5V/

µs

OUTPUT AMPLIFIER (SSM2018T)

Offset Voltage

1.0

15

mV

Output Voltage Swing

Positive

+10

+13

V

Negative

–10

–14

V

Minimum Load Resistance

For Full Output Swing

9

k

Ω

CONTROL PORT

Bias Current

0.36

1

µA

Input Impedance

1M

Ω

Gain Constant

Device Powered in Socket > 60 sec

–30

mV/dB

Gain Constant Temperature Coefficient

–3500

ppm/

°C

Control Feedthrough

0 dB to –40 dB Gain Range

±1

±4mV

Maximum Attenuation

100

dB

POWER SUPPLIES

Supply Voltage Range

±5

±18

V

Supply Current

11

15

mA

Power Supply Rejection Ratio

80

dB

NOTES

Specifications subject to change without notice.

±15 V, A

Ω, f = 1 kHz, 0 dBu = 0.775 V rms, simple VCA application

circuit with 18 k

Ω resistors, –V

Ω), –40°C < T

°C, unless otherwise noted. Typical

°C.]