µPD6121, 6122
APPENDIX. REMOTE CONTROL TRANSMISSION IC AND MICROCONTROLLER LIST
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Single-function remote control transmission ICs (NEC transmission format)
Part number
µPD6121
µPD6122
Parameter
Operating voltage
Operating clock
VDD = 2.0 to 3.3 V
fOSC = 400 to 500 kHz ceramic resonator
Transmission format
Modulation method
Leader
16-bit custom code
PPM 0 ·····
8-bit data code
1 ·····
8-bit data code
38-kHz carrier modulation (fosc = 455 kHz)
16-bit setting
Custom code
Data code
No. of keys
Package
32 x 2
32
64 x 2
64
20-pin SOP (375 mil)
24-pin SOP (375 mil)
Cautions 1. New custom codes are not available for the following standard products.
µPD6121G, 6122G Ver II standard products (-002)
2. If products other than listed in Caution 1 are used, please contact NEC for custom codes.
24
NEC [ NEC ]
