SSM2167 datasheet(2/8 Pages) AD

2 / 8 page

REV. A

–2–

SSM2167–SPECIFICATIONS

(@ VS = 3.0 V, f = 1 kHz, RL = 100 k , RCOMP = 0

, TA = 25 C, VIN = 100 mV rms,

RGATE = 2 k , unless otherwise noted.)

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

AUDIO SIGNAL PATH

Voltage Noise Density

10:1 Compression

/√Hz

Noise

20 kHz Bandwidth, VIN = GND

–70

dBV

Total Harmonic Distortion + Noise

THD + N

VIN = 100 mV rms

0.2

Input Impedance

ZIN

100

Ω

Output Impedance

ZOUT

145

Ω

Load Drive

Minimum Resistive Load

Ω

Maximum Capacitive Load

Input Voltage Range

0.4% THD

600

mV rms

Output Voltage Range

0.4% THD

SSM2167-1

700

mV rms

SSM2167-2

700

mV rms

Gain Bandwidth Product

1:1 Compression

SSM2167-1

VCA G = 18 dB

MHz

SSM2167-2

VCA G = 8 dB

MHz

CONTROL SECTION

VCA Dynamic Gain Range

VCA Fixed Gain

SSM2167-1

SSM2167-2

8dB

Compression Ratio, Min

1:1

Compression Ratio, Max

See Table I for RCOMP

10:1

Rotation Point

SSM2167-1

mV rms

SSM2167-2

100

mV rms

Noise Gate Range

Maximum Threshold

–40

dBV

POWER SUPPLY

Supply Voltage

VSY

2.5

5.5

Supply Current

ISY

2.3

DC Output Voltage

1.4

Power Supply Rejection Ratio

PSRR

VSY = 2.5 V to 6 V

4.5

SHUTDOWN

Supply Current

ISY

Pin 3 = GND

*Preliminary

Specifications subject to change without notice.

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