SSM2166 datasheet(6/20 Pages) AD

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SSM2166

Data Sheet

Rev. E | Page 6 of 20

TYPICAL PERFORMANCE CHARACTERISTICS

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INPUT (dBu)

COMP RATIO = 1:1

COMP RATIO = 15:1

COMP RATIO = 10:1

COMP RATIO = 5:1

COMP RATIO = 2:1

TA = 25°C

V+ = 5V

VIN = 300mV rms @ 1kHz

RL = 100kΩ

NOISE GA

TE SETTING ≈ 550µV rms

ROTA

TION SET ≈ 300mV rms

GAIN

ADJUST = 1.25kΩ

Figure 4. Output vs. Input Characteristics

100

0.1

100 150 200 250 300 350 400 450 500 550 600 650

RGATE (kΩ)

TA = 25°C

V+ = 5V

RL = 100kΩ

COMPRESSION RATIO = 2:1

ROTA

TION SET ≈ 700mV rms

GAIN

ADJUST = 1.56kΩ

Figure 5. Noise Gate vs. RGATE (Pin 9 to V+)

10 12

16 18 20 22 24 26 28 30

GAIN ADJUST RESISTOR (kΩ)

TA = 25°C

V+ = 5V

VIN = 77.5mV rms @ 1kHz

RL = 100kΩ

NOISE GATE SETTING ≈ 550µV rms

ROTATION SET ≈ 1V rms

COMPRESSION RATIO = 1:1

Figure 6. VCA Gain vs. RGAIN (Pin 2 to GND)

0.1

0.05

0.01

0.1

INPUT VOLTAGE (V rms)

RL = 100kΩ

RL = 10kΩ

TA = 25°C

V+ = 5V

COMPRESSION RATIO = 1:1

NOISE GA

TE SETTING ≈ 550µV rms

ROTA

TION SET ≈ 1V rms

GAIN

ADJUST = 1.25kΩ

VIN FREQUENCY = 1kHz

Figure 7. THD + N (%) vs. Input (V rms)

0.1

0.01

100

10k

30k

FREQUENCY (Hz)

TA = 25°C

V+ = 5V

VIN = 77.5mV rms @ 1kHz

COMPRESSION RATIO = 1:1

NOISE GA

TE SETTING ≈ 550µV rms

ROTA

TION SET ≈ 1V rms

GAIN

ADJUST = 156kΩ

MEASUREMENT FILTER BW: 20Hz TO 20kHz

Figure 8. THD + N (%) vs. Frequency (Hz)

0.1

0.01

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90

RROT PT RESISTOR (kΩ)

Figure 9. Rotation Point vs. RROT PT (Pin 11 to V+)

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