M65849BFP Datasheet, PDF (1/15 Pages) Mitsubishi Electric Semiconductor – SINGLE CHIP SURROUND PROCESSOR

MITSUBISHI SOUND PROCESSOR ICs
50^SERIES
M65849BFP
SINGLE CHIP SURROUND PROCESSOR
DESCRIPTION
The M65849BFP is a CMOS IC built-in Digital circuit and mixing amplifiers.
It is suitable for adding effects to Mini Stereo, CD-Radio Cassette and TV.
This COMS IC can be used dolby surround.
FEATURES
•Built-in digital delay , mixing amplifiers,input output selector
achieve a surround system with a single chip .
•Delay volume , feedback volume Built-in
•ADM digital delay ,16kbit SRAM Built-in
•Selection of delay time in a range between 9.2msec and
196.6msec 8 increments.
•32 pin SSOP package (32P2U-B)
•Built-in automatic reset circuit activated with power on
•5V single power supply
RECOMMENDED OPERATING CONDITION
•Supply voltage range...................Vcc=4.5 ~ 5.5V
Rated supply voltage.................Vcc=5V
PIN CONFIGURATION
MCLKCONT
1
TEST1
2
CLOCK 3
LATCH
4
DATA
5
ADCONT
6
DACONT
7
Vcc
8
DELAYSOURCE
9
OUT
TEST OUT 10
LPF1IN1 ¹¹
LPF1IN2 12
LPF1OUT 13
ADINTIN ¹⁴
ADINTOUT 15
GND ¹⁶
32 _{MVOL IN}
31 _{MIC IN}
30 NC
29 _{Lch IN}
28 _{Rch IN}
27 DELAY OUT
26 _{Lch OUT}
25 _{Rch OUT}
24 _REF
23 _{MIC OUT}
22 _{FVOL IN}
21 _LPF2OUT
20 _LPF2IN2
19 _LPF2IN1
18 _DAINTOUT
17 _DAINTIN
SYSTEM CONFIGURATION
L ch
IN
I(L+R)
MIC amp
I(L-R)
MIC
ALC
I(MIC)
MIC IN
R ch
IN
INPUT
SEL
DIGITAL
DELAY/ECHO
MIX
VOLUME
FEEDBACK
VOLUME
M65849BFP
MIX AMP
OUTPUT
SEL
O(NORMAL)
O(L+R)
O(L-R)
MIC OUT
SW
O(ECHOMIX)
MIX AMP
L ch OUT
MIC OUT
R ch OUT
MITSUBISHI
ELECTRIC
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