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PDF SM5852FS Data sheet ( Hoja de datos )
| Número de pieza | SM5852FS | |
| Descripción | Digital Dynamic Bass Boost LSI | |
| Fabricantes | Nippon Precision Circuits Inc | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de SM5852FS (archivo pdf) en la parte inferior de esta página. Total 12 Páginas | ||
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NIPPON PRECISION CIRCUITS INC.
SM5852FS
Digital Dynamic Bass Boost LSI
OVERVIEW
The SM5852FS is a digital signal processor IC that
performs DDBB (digital dynamic bass boost)
processing for use in digital audio reproduction
equipment. It is designed for use with a 44.1 kHz
sampling frequency.
FEATURES
s 2-channel processing
s Improved DDBB mode channel separation
s 6 input-level dependent dynamic gain
characteristics
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
ORDERING INFOMATION
Device
SM5852FS
Package
16pin SOP
PINOUT
LRCI 1
BCKI 2
DI 3
CLK 4
VSS 5
RSTN 6
TESTN 7
MUTEN 8
16 DB/DS
15 MOD2
14 MOD1
13 OPT
12 VDD
11 LRCO
10 BCKO
9 DOUT
PACKAGE DIMENSIONS
16-pin SOP (Unit: mm)
0.17±0.05
10.16±0.3
10.5 MAX
0.635±0.15
1.27±0.15
0.4±0.15
0 to 15
NIPPON PRECISION CIRCUITS—1
1 page  
SM5852FS
DC Characteristics
VDD = 4.5 to 5.5 V, VSS = 0 V, Ta = −40 to 85 °C for nomal-voltage operation
Parameter
Current consumption1
Input voltage for all inputs2
Output voltage for all outputs3
Input leakage current for all inputs2
CLK input leakage current
Input current for all inputs except CLK 2
Symbol
Condition
IDD VDD = 5.0 V
VIH
VIL
VOH IOH = −0.4 mA
VOL IOL = 1.6 mA
ILH VIN = VDD
ILL VIN = 0 V
IIL VIN = 0 V
min
–
2.4
–
2.5
–
–
–
–
1. fCLK = 384fs = 16.9344 MHz, no output load, input data conformance with NPC test pattern
2. LRCI, BCKI, DI,RSTN, TESTN, MUTEN, OPT, MOD1, MOD2, DB / DS, CKL
3. LRCO, BCKO, DOUT
Rating
typ
16
–
–
–
–
–
–
–
VDD = 3.2 to 4.5 V, VSS = 0 V, Ta = −20 to 70 °C for low-voltage operation
Parameter
Current consumption1
Input voltage for all inputs2
Output voltage for all outputs3
Input leakage current for all inputs2
CLK input leakage current
Input current for all inputs except CLK 2
Symbol
Condition
IDD VDD = 3.4 V
VIH
VIL
VOH IOH = −0.2 mA
VOL IOL = 0.8 mA
ILH VIN = VDD
ILL VIN = 0 V
IIL VIN = 0 V
min
–
2.4
–
2.5
–
–
–
–
1. fCLK = 384fs = 16.9344 MHz, no output load, input data conformance with NPC test pattern
2. LRCI, BCKI, DI,RSTN, TESTN, MUTEN, OPT, MOD1, MOD2, DB / DS, CLK
3. LRCO, BCKO, DOUT
Rating
typ
7
–
–
–
–
–
–
–
max
23
–
0.5
–
0.4
1.0
1.0
20
max
10
–
0.5
–
0.4
1.0
1.0
12
Unit
mA
V
V
V
V
µA
µA
µA
Unit
mA
V
V
V
V
µA
µA
µA
Audio
NIPPON PRECISION CIRCUITS—5
5 Page 
INPUT/OUTPUT TIMING
Input Timing
SM5852FS
LRCO
BCKO
DOUT
MSB Lch
LSB
MSB Rch LSB
There must be a minimum of 16 BCKI clock cycles to read in a single word of data.
Data on DI is input in sync with the falling edge of BCKI in 16-bit serial, MSB first, 2s complement
format.
Output Timing
LRCO
BCKO
DOUT
,,
MSB Lch
Shaded areas represent intervals of invalid data.
LS,,B ,,
MSB Rch
LS,,B ,,
NIPPON PRECISION CIRCUITS—11
11 Page | ||
| Páginas | Total 12 Páginas | |
| PDF Descargar | [ Datasheet SM5852FS.PDF ] | |
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