UPD17015 Datasheet, PDF (2/120 Pages) NEC – 4-BIT SINGLE-CHIP MICROCONTROLLER FOR PORTABLE RADIOS

µPD17015
FUNCTION OVERVIEW
Item
Function
Program memory (ROM)
• 3K bytes (1528 × 16 bits)
General-purpose data memory • 97 × 4 bits
Instruction execution time
5
Stack levels
• 53.3 µs (when 75 kHz crystal is used)
• 1 level
General-purpose ports
• I/O
: 2 ports
• Input only : 3 ports 12
• Output only : 7 ports
BEEP output
1 (3 kHz)
LCD controller/driver
5
Timers
• 9 segments, 4 commons
• 1/4 duty, 1/2 bias, frame frequency 62.5 Hz, driving voltage 3.0 V (TYP.)
2 channels
Basic timer 0 : 125 ms
Basic timer 1 : 5 ms
Reset
• Power-on reset
• Reset with the CE pin (by switching the CE pin from low to high)
• Power-failure detection function
PLL
Frequency division
2
frequency method
synthesizer
• Direct division method
• Pulse swallow method
(VCOL pin (MF mode) : 8 MHz MAX.)
(VCOL pin (HF mode) : 55MHz MAX.)
(VCOH pin (VHF mode) : 220MHz MAX.)
Reference frequency 1, 3, 5, or 25 kHz, selected by software.
Charge pump
Error-out output: 1
Phase comparator An unlocked state can be detected by software.
Supply voltage
5
Package
• 1.8 to 3.6 V (TA = –10 to +50 °C)
• 1.9 to 3.6 V (TA = –20 to +50 °C)
38-pin plastic shrink SOP (0.65-mm pitches, 300 mil)
2