µPD6121, 6122
• 4-Bit Single-Chip Microcontroller for Programmable Remote Control Transmission
*
Part number
µPD6600
µPD6600A
µPD6124
µPD6124A
µPD6125A
Parameter
ROM capacity
RAM capacity
Oscillator
512 x 10 bits
32 x 5 bits
1002 x 10 bits
Ceramic oscillator
S0 (S-IN)
Read with left shift instruction
Output
S1/LED (S-OUT)
Key matrix (without Di)
Timer clock
8 x 4 = 32 keys
8 x 8 = 64 keys
fX/8
Stack
Also usable for RAM (3 levels)
fX/8, fX/12 (mask option)
16 µs (fX = 500 kHz)
fX = 400 kHz to 500 kHz
Carrier frequency
Instruction execution time
Operating frequency
Power supply voltage
Operating ambient temperature
V
DD = 2.0 to 3.6 V
V
DD = 2.2 to 3.6 V
V
DD = 2.0 to 6.0 V
VDD = 2.2 to 5.5 V VDD = 2.0 to 6.0 V
TA = –20 to +75 °C
Charge/discharge function (NOP) Provided
Low voltage detector Not provided
Low level is
output to
Not provided
Low level is
ouput to
Not provided
S-OUT pin
at detection
S-OUT pin
at detection
Package
• 20-pin plastic SOP
• 24-pin plastic
SOP
• 20-pin plastic shrink DIP
• 24-pin plastic
shrink DIP
PROM version
µPD61P24 (one-time PROM)
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Caution If using the NEC transmission format, please contact NEC for the custom code.
26
NEC [ NEC ]
