PD64A_15 Datasheet, PDF (5/66 Pages) Renesas Technology Corp – 4-BIT SINGLE-CHIP MICROCONTROLLERS FOR INFRARED REMOTE CONTROL TRANSMISSION

BLOCK DIAGRAM
µPD64A, 65
REM
S1/LED
Carrier
generator
9-bit
timer
CPU
core
ROM
4
Port KI
4 KI0 to KI3
8
Port KI/O
8 KI/O0 to KI/O7
3
Port S
3 S0, S1/LED, S2
RAM
System
control
XIN
XOUT
VDD
GND
LIST OF FUNCTIONS
Item
ROM capacity
RAM capacity
Stack
I/O pins
Number of keys
Clock frequency
Instruction execution time
Carrier frequency
Timer
POC circuit
Supply voltage
Operating ambient temperature
Package
µPD64A
µPD65
µPD6P5
1002 × 10 bits
2026 × 10 bits
Mask ROM
One-time PROM
32 × 4 bits
1 level (multiplexed with RF of RAM)
• Key input (KI):
4
• Key I/O (KI/O):
8
• Key extended input (S0, S1, S2):
3
• Remote control transmission display output (LED): 1 (alternate function as S1 pin)
• 32
• 56 (when extended by key extension input)
Ceramic oscillation
• fX = 2.4 to 8 MHz
Ceramic oscillation
• fX = 2.4 to 4.8 MHz
16 µs (fX = 4 MHz)
fX/8, fX/16, fX/64, fX/96, fX/128, fX/192, no carrier (high level)
9-bit programmable timer: 1 channel
On chip
VDD = 2.0 to 3.6 V
VDD = 2.2 to 3.6 V
TA = –40 to +85°C
20-pin plastic SSOP (7.62 mm (300))
Data Sheet U14380EJ3V0DS00
3