Ad828Ar - Sony DSR-300P Service Manual

IC
74LCX04MTCX (NS)FLAT PACKAGE
SN74HC04APW-E05
SN74HC04APW-E20 (TI)FLAT PACKAGE
TC74VHC04F (TOSHIBA)FLAT PACKAGE
TC74VHC04FS(EL)
TC74VHC04FT(EL) (TOSHIBA)
C-MOS HEX INVERTERS
—TOP VIEW—
14 13 12 11 10 9 8
V
DD
GND
1 2 3 4 5 6 7
AD828AR (AD)FLAT PACKAGE
AD828AR-REEL
BA10358F-E2 (ROHM)FLAT PACKAGE
NJM2904M (JRC)FLAT PACKAGE
NJM2904M-T2
UPC358G2-E2
UPC4572G2-E2 (NEC)FLAT PACKAGE
DUAL OPERATIONAL AMPLIFIERS
(SINGLE-SUPPLY TYPE)
—TOP VIEW—
1 V 8
CC
_ +
2 7
+ _
3 6
4 V 5
EE
AK6440AF-E2 (ASAHI KASEI)
C-MOS 4 K (256 x 16)-BIT SERIAL EEPROM
—TOP VIEW—
5
BUSY
RDY/ 1 8 RST
4
3
2 GND 7
V
DD
CS
3 6 DO
SK
4 5 DI
CS
: CHIP SELECT INPUT
DI : SERIAL DATA INPUT
DO : SERIAL DATA OUTPUT
BUSY BUSY
RDY/ : READY/ OUTPUT
RST : RESET INPUT
SK
: SERIAL DATA CLOCK INPUT
DSR-300/P(J,E)/V2
A Y = A Y
A
Y =
A Y
0 1
1 0
0 : LOW LEVEL
1 : HIGH LEVEL
6
DO
DI
SK
1
BUSY
CS RDY/
INSTRUCTION
5
RST
DI
REGISTER
8
4
SK
3
CS
8
RST
AK6420AF-E2 (ASAHI KASEI MICRO SYSTEM)
C-MOS 2,048 ( 128 x 16 ) -BIT ELECTRICALLY ERASABLE PROM
—TOP VIEW—
INPUT
CS
BUSY
RDY/ 1 8 RESET
DI
RESET
2 V GND 7
DD
SK
CS
3 6 DO
OUTPUT
DO
SK
4 5 DI
RDY/
5 INSTRUCTION
DI
REGISTER
8
INSTRUCTION
7
DECODER
CONTROL
3
CS
AND
CLOCK
GENERATION
4
SK
8
RESET
BUFFER
16
DATA R/W AMP
INSTRUCTION
REGISTER
DECODER,
AUTO ERASE
CONTROLLER
8
AND
8 16
ADDRESS
CLOCK
DECODER
BUFFER
GENERATOR
SWITCHER
GENERATOR
V REF
BUFFER
: CHIP SELECT
: DATA INPUT
: RESET
: SERIAL CLOCK
: DATA OUTPUT
BUSY
: READY/BUSY
6
DO
DATA
REGISTER
R/W
16 16
AMPS
AND
AUTO
ERASE
PROM
2048-BIT
( 128 x 16 )
ADD
14 DECODER 14
BUFFERS
VPP SW
GENERATOR
V REF
1
RDY/
6
DO
16
AND
EEPROM
4096 BITS
(256 x 16)
VPP
VPP
1
RDY/BUSY
IC
EE
VPP
BUSY
9-7