REV. A

SSM2165

–4–

COMPRESSION RATIO

1:1

15:1

2:1

5:1

10:1

160

120

200

40

80

0

SSM2165–1

SSM2165–2

220

20

240

260

60

100

140

180

INPUT – V rms

1

0.1

0.01

1

0.1

5

COMP RATIO = 1:1

SSM2165–2

SSM2165–1

0.050

Figure 3. THD + N (%) vs. Input (V rms)

FREQUENCY – Hz

1

0.1

20

30k

100

1k

10k

5

COMP RATIO = 1:1

SSM2165–2

SSM2165–1

0.050

Figure 4. THD + N (%) vs. Frequency (Hz)

10

0%

100

90

1s

5 V

COMPRESSION RATIO = 15:1

NOISE BW = 20kHz

Figure 5. Wideband Output Noise

FREQUENCY – Hz

70

60

–20

1k

1M

10k

100k

50

40

0

30

20

10

–10

COMP RATIO = 15:1

G = 18dB

G = 8dB

Figure 6. GBW Curves vs. VCA Gain

FREQUENCY – Hz

20

30k

100

1k

–30

–40

–50

–60

–70

10k

V+ = 5 1V p-p

Figure 7. PSRR vs. Frequency, Referred to Input

–Typical Performance Characteristics