SSM2167-1RMZ-R7 datasheet(3/12 Pages) AD

Numer części	SSM2167-1RMZ-R7

Szczegółowy opis	Low Voltage Microphone Preamplifier with Variable Compression and Noise Gating

PDF	12 Pages

Scroll/Zoom	100%

Producent	AD [Analog Devices]

Strona internetowa	http://www.analog.com

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3 / 12 page

Data Sheet

SSM2167

Rev. G | Page 3 of 12

SPECIFICATIONS

VS = 3.0 V, f = 1 kHz, RL = 100 kΩ, RCOMP = 0 Ω, TA = 25°C, VIN = 100 mV rms, RGATE = 2 kΩ, unless otherwise noted.

Table 1.

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

AUDIO SIGNAL PATH

Voltage Noise Density

10:1 compression

nV/√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

kΩ

Output Impedance

ZOUT

145

Ω

Load Drive

Minimum resistive load

kΩ

Maximum capacitive load

Input Voltage Range

0.4% THD + N

600

mV rms

Output Voltage Range

0.4% THD + N

700

mV rms

Gain Bandwidth Product

1:1 compression, VCA G = 18 dB

MHz

CONTROL SECTION

VCA Dynamic Gain Range

VCA Fixed Gain

Compression Ratio, Minimum

1:1

Compression Ratio, Maximum

See Table 4 for RCOMP

10:1

Rotation Point

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

SHUTDOWN

Supply Current

ISY

Pin 3 = GND

µA

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