PD178002_15 Datasheet, PDF (42/50 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCONTROLLERS

µPD178002, 178003
APPENDIX A. DIFFERENCES AMONG µPD178003 AND µPD178018A SUBSERIES
Product Name µPD178003 Subseries
µPD178018A Subseries
Items
µPD178003
µPD178006A
µPD178018A
µPD178P018A
ROM
24 Kbytes
(Mask ROM)
48 Kbytes
(Mask ROM)
60 Kbytes
(Mask ROM)
60 Kbytes
(One-time PROM)
RAM
High-speed RAM 512 bytes
1024 byte
Buffer RAM
Not provided
32 bytes
Expanded RAM
Not provided
2048 bytes
Timer
3 channels
• Basic timer:
1 channel
• 8-bit timer/event
counter: 2 channels
5 channels
• Basic timer:
• 8-bit timer/event counter:
• 8-bit timer:
• Watchdog timer:
1 channel
2 channels
1 channel
1 channel
Serial interface
1 channel
• 3-wire mode:
1 channel
2 channels
• 3-wire/SBI/2-wire/I²C bus mode selectable: 1 channel
• 3-wire serial I/O mode (automatic data transmit/receive function
for up to 32 bytes provided on chip): 1 channel
A/D converter
3 channels
6 channels
D/A converter (PWM output)
Not provided
Provided
EO1 pin output circuit
Buffer type
(high impedance function not supported)
Buffer type
(high impedance function supported)
40
Data Sheet U12628EJ3V0DS00