Philips FWD39 - Page 35

CONTROL
INPUT
LOGIC
PROGRAM/ERASE
HIGH VOLTAGE
WRITE
STAT E
MACHINE
(WSM)
STAT E
REGISTER
MX26LV800T/B
FLASH
ARRAY
X-DECODER
ADDRESS
LATCH
AND
BUFFER
Y- PASS GATE
Y-DECODER
ARRAY
SOURCE
HV
COMMAND
DATA
DECODER
COMMAND
DATA LATCH
I/O BUFFER
PGM
DATA
HV
PROGRAM
DATA LATCH
SENSE
AMPLIFIER
Q0-Q15/A-1
A0-A18
CE#
OE#
WE#
RESET#
IC INTERNAL BLOCK DIAGRAM - FLASH MEMORY
MX26LV800BTC
0/30dB
2dB STEP
MUXOUTL INL
VOLUME
VOLUME
TREBLE
TREBLE
TREBLE(L)
MUXOUTR INR TREBLE(R)
BOUT(L)
SPKR
ATT
LEFT
LOUT
SCL
SDA
DIG_GND
ROUT
D98AU883
I
2
CBUS DECODER + LATCHES
100K
100K
100K
100K
G
L-IN1
L-IN2
L-IN3
L-IN4
100K
100K
100K
100K
R-IN1
R-IN2
R-IN3
R-IN4
G
INPUT
MULTIPLEXER
+ GAIN
BASS
BIN(L)
BASS
SPKR
ATT
RIGHT
BOUT(R)BIN(R)
SUPPLY
CREF
AGND
V
S
27
4
5
6
7
3
2
1
28
21
22
20
26
24
25
10 11 19 12 13 23
89 18 14 15
R
B
R
B
V
REF
BLOCK DIAGRAM
IC INTERNAL BLOCK DIAGRAM - AUDIO PROCESSOR
TDA7440D
7-2
7-2