cxp81952 Sony Electronics, cxp81952 Datasheet - Page 11

• Manufacturer Part Number: cxp81952
• Description: Cmos 8-bit Single Chip Microcomputer
• Manufacturer: Sony Electronics

PJ0 to PJ7
EXTAL
XTAL
8 pins
2 pins
2 pins
SCK0
1 pin
1 pin
CS0
SI0
SO0
Pin
Port J
EXTAL
XTAL
Data bus
Data bus
Standby release
SO0 output enable
External serial clock to SIO
SCK0 output enable
Internal serial clock
from SIO
SO0 from SIO
Port J direction
Port J data
RD
(Port J)
RD
Edge detection
IP
Circuit format
IP
Schmitt input
– 11 –
Schmitt input
To SIO
• Shows the circuit
• Feedback resistor is
composition during
oscillation.
removed during stop.
IP
IP
CXP81952/81960
When reset
Oscillation
Hi-Z
Hi-Z
Hi-Z
Hi-Z