Pioneer PRO-510HD Service Manual page 52

PRO-610HD, PRO-510HD, SD-582HD5, SD-532HD5
24LC128(I)P (DIGITAL CONV. ASSY : IC1410)
• 128Kbit CMOS Serial EEPROM
Pin Assignment (Top view)
1
A0
2
A1
3
A2
VSS 4
Pin Function
No. Pin Name Pin Function
1 A0
User configurable
2 A1
chip selects
3 A2
4 VSS Ground
5 SDA Serial Data
6 SCL Serial clock
7 WP Write protect input
8 VCC +2.5V to 5.5V power supply
24LC08B(I)P (DIGITAL CONV. ASSY : IC1656)
• 8Kbit CMOS Serial EEPROM
Pin Assignment (Top view)
1
A0
2
A1
3
A2
VSS
4
Pin Function
No. Pin Name Pin Function
1 A0
2 A1 No internal connection
3 A2
4 VSS Ground
5 SDA Serial Address/Data I/O
6 SCL Serial clock
7 WP Write protect input
8 VCC +2.5V to 5.5V power supply
244
Block Diagram
8
VCC
7
WP
6
SCL
5 SDA
SCL
6
SDA
5
VCC
8
VSS 4
Block Diagram
8
VCC
7
WP
6
SCL
SDA
5 SDA
5
SCL
6
VCC
8
VSS
4
A0 A1 A2 WP
1 2 3 7
I/O
MEMORY
CONTROL
CONTROL
LOGIC
LOGIC
I/O
WP
7
I/O MEMORY
CONTROL CONTROL
LOGIC LOGIC
HV GENERATOR
EEPROM
XDEC
ARRAY
PAGE LATCHES
YDEC
SENSE AMP
R/W CONTROL
HV GENERATOR
EEPROM
ARRAY
XDEC
(2X256X8) or
(4X256X8)
PAGE LATCHES
YDEC
SENSE AMP
R/W CONTROL