PRELIMINARY DATA SHEET
DPL 35xxA
DPL 3518A Integrated Functions:
– Full Dolby Surround Pro Logic Adaptive Matrix
– Pseudo-surround mode for signals not encoded in Dolby Surround
– PANORAMA sound mode (3-D Surround sound via 2 loudspeakers)
– Noise sequencer
– Automatic input balance control
– 7 kHz low-pass filter
– 100 Hz low-pass filter for subwoofer
– Modified Dolby B-type NR decoder
– 30 ms surround delay according to table created by Dolby Laboratories (1 ms steps)
– 2 I2S input channels (e.g. MSP and DRPA)
– 2 I2S output channels, freely programmable with sound channels L/R (resp. L)C/R)C), C/S, Sub or I2S input
– Mode control: normal/phantom/wide/three channel/center off/panorama sound/stereo bypass
– Surround matrix mode control: adaptive/passive/effect
– Additional surround basewidth effect
– Reverberation of surround signals
– 2 digital input/output pins
– 1 digital input pin
DPL 3519A Integrated Functions (in Addition to all DPL 3518A Functions):
– Master volume control in dB units
– Level Trim for L, C, R, S in dB units, $12 dB
– Identical treble/bass/loudness function for L, C, R, S
– 5-band equalizer for C channel
– Separate volume control for two surround outputs
– Additional line output for HIFI receiver connection (SCART output). Volume for this output is in dB units.
– 3 pairs of D/A converters
– Scart switches
DPL 3520A Integrated Functions (in Addition to all DPL 3518A and DPL 3519A Functions)
– 1 pair of A/D converters
– Note: the 5-band equalizer for C channel can only be used in coprocessor mode. No parallel AD input possible.
DPL 3520/19/18A Applications:
Dolby Pro Logic Surround System
in television sets
in satellite receivers
in video recorders
Micronas
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