UPD6P8中文资料瑞萨数据手册PDF规格书

FEATURES

• Program memory (one-time PROM): 2026 × 10 bits

• Data memory (RAM): 32 × 4 bits

• On-chip carrier generator for infrared remote control: The high-level and low-level width can be set separately from

250 ns to 64 μs (@ fX = 4 MHz operation) via modulo

registers

• 9-bit programmable timer: 1 channel

• Instruction execution time: 16 μs (@ fX = 4 MHz)

• Stack level: 1 level (stack RAM is for data memory RF as well)

• I/O pins (KI/O): 8 units

• Input pins (KI): 4 units

• Sense input pins (S): 3 units (μPD6P8, 6P8A), 4 units (μPD6P8B)

• Remote control transmission display output pin (LED): 1 unit (shared with S1 pin)

• Power supply voltage: VDD = 1.9 to 3.6 V

• Operating ambient temperature: TA = –40 to +85°C

• Oscillation frequency: fX = 3.5 to 4.5 MHz

• On-chip POC circuit and RAM retention detector

• On-chip oscillator (μPD6P8B)