–2–

REV. 0

SSM2005–SPECIFICATIONS

ELECTRICAL CHARACTERISTICS

Parameter

Symbol

Conditions

Min

Typ

Max

Units

INPUT CHARACTERISTICS

Level

1

Ω

0

dBd

Input Impedance

L and R Inputs

10

k

Ω

OUTPUT CHARACTERISTICS

Level

Left Front

0

dBd

Right Front

0

dBd

Center

Video Mode

+6

dBd

Left Rear, Right Rear

+3

dBd

Channel Separation

Left Front and Right Front / Center

30

dBd

Left Rear and Right Rear / Center

40

dBd

Left Rear, Left Front

30

dBd

Left Rear, Right Rear

30

dBd

Output Impedance

10

Ω

DYNAMIC PERFORMANCE

Total Harmonic Distortion + Noise

THD+N

All Channels

0.04

%

Signal-to-Noise Ratio

SNR

88

dB

Dynamic Range, Output

DR

Noise Floor to 1% THD

100

dB

Headroom

HR

All Channels

12

dB

NOISE GENERATOR

Noise Mode On, A-Weighted

–10

dBd

Matching

All Channels

0.5

1.5

dB

AUTOBALANCE

Capture Range

| V

H

| – |V

L

|

±4dB

Capture Time

5

s

CONTROL LOGIC

Logic Thresholds

Logic Levels Referenced to ACOM

High (1)

2.4

V

Low (0)

0.8

V

Input Current

1

µA

Timing Characteristics

See Timing Diagrams

POWER SUPPLIES

Single Supply

+10

+12

V

Dual Supply

±5

±6V

Current

18

30

mA

NOTES

.

Specifications subject to change without notice.

±6.0 V, T

25 C, f = 2 kHz, Modes: Video, 5-2-5, Center On, Sound Spread Off,

Autobalance Off, Noise Off)

to Analog Devices, Inc.

Users of any SSM2005 Circle Surround decoder must first sign a free use license to purchase OEM quantities for consumer electronics applications which

may be granted upon submission of a preproduction sample to, and the satisfactory passing of performance verification tests performed by SRS Labs, Inc.

or Valence Technology Ltd. SRS Labs, Inc. and Valence Technology Ltd. reserve the right to decline a use license for any submission that does not pass

performance specifications or is not in the consumer electronics classification.

All equipment manufactured using any SSM2005 Circle Surround decoder must carry the Circle Surround logo on the front panel in a manner approved

in writing by SRS Labs, Inc. or Valence Technology Ltd. If the Circle Surround logo is printed in users manuals, service manuals or advertisements, it

must appear in a form approved in writing by SRS Labs, Inc. or Valence Technology Ltd. The rear panel of Circle Surround products, users manuals,

service manuals, and all advertisements must all carry the Circle Surround legend as specified in the Circle Surround trademark manual published by SRS

Labs, Inc. and Valence Technology Ltd.

LICENSING INFORMATION