UPD62A View Datasheet(PDF) - NEC => Renesas Technology
Part Name
Description
Manufacturer
UPD62A
NEC => Renesas Technology
UPD62A Datasheet PDF : 62 Pages
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µPD62A
BLOCK DIAGRAM
REM
Carrier
generator
S1/LED
9-bit
timer
CPU
core
ROM
4
Port KI
4 KI0-KI3
8
Port KI/O
8 KI/O0-KI/O7
2
Port S
2 S0, S1/LED
RAM
LIST OF FUNCTIONS
System
control
RESET
XIN
XOUT
VDD
GND
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
µPD62A
µPD6P4B
512 × 10 bits
1002 × 10 bits
Mask ROM
One-time PROM
32 × 4 bits
1 level (RAM also used as RF)
• Key input (KI):
4
• Key I/O (KI/O):
8
• Key extended input (S0, S1):
2
• Remote control transmission display output (LED): 1 (alternately functions as S1 pin)
• 32 keys
• 48 keys (when extended by key extension input)
• 96 keys (when extended by key extension input and diode)
Ceramic oscillation
• fX = 2.4 to 8 MHz
8 µs (fX = 8 MHz)
fX/8, fX/16, fX/64, fX/96, fX/128, fX/192, no carrier (high level)
9-bit programmable timer: 1 channel
Mask option
Internal
VDD = 2.0 to 3.6 V
VDD = 2.2 to 3.6 V (fX = 2.4 to 4 MHz)
VDD = 2.7 to 3.6 V (fX = 4 to 8 MHz)
TA = –40 to +85°C
• 20-pin plastic SSOP (300 mils)
• 20-pin plastic SOP (300 mils)
• 20-pin plastic SSOP (300 mils)
Data Sheet U14474EJ1V0DS00
3
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