SM5852DS Datasheet, PDF (1/14 Pages) Nippon Precision Circuits Inc – Digital Audio Processor LSI

NIPPON PRECISION CIRCUITS INC.
SM5852DS
Digital Audio Processor LSI
OVERVIEW
PINOUT
The SM5852DS is a digital signal processor IC that
performs XBS (extra bass system), LIVE (pseudo-
sound field) and ASC (train position) processing for
use in digital audio reproduction equipment. It is
designed for use with a 44.1 kHz sampling
frequency.
LRCI 1
BCKI 2
DI ₃
16 ^DB/DS
15 ^MOD2
14 ^MOD1
FEATURES
s 2-channel processing
s XBS/LIVE functions
s XBS/LIVE processing bypass mode
s ASC function ON/OFF switching
s Input-level dependent dynamic gain characteris-
tics
s Serial input/output interface
2s complement, MSB first, 16-bit
s 384fs system clock
s 23 × 23-bit multiplier/30-bit high-precision
accumulator
s TTL-compatible input/output
s 3.2 to 5.5 V operating voltage range
s 16-pin SOP
s Molybdenum-gate CMOS
CLK ₄
VSS ₅
RSTN ₆
TESTN 7
MUTEN 8
13 ^OPT
12 ^VDD
11 ^LRCO
10 BCKO
9 DOUT
PACKAGE DIMENSIONS
16-pin SOP (Unit: mm)
ORDERING INFOMATION
0.17±0.05
Device
SM5852DS
Package
16pin SOP
10.16±0.3
10.5 MAX
0 to 15
0.635±0.15
1.27±0.15
0.4±0.15
NIPPON PRECISION CIRCUITS—1