Features
■ CMOS DTS microcontroller LSI with built-in 230 MHz prescaller, PLL, and LCD driver
■ Operating voltage: VDD = 0.9 to 1.8 V (typ.: 1.5 V)
■ Current dissipation: When CPU in operation: IDD = 40 µA (typ.) When PLL in operation: IDD = 6 mA (typ.) (VHF mode)
■ Operating temperature range: Ta = −10 to 60°C
■ Program memory (ROM): 16-bit × 8192 steps
■ Data memory (RAM): 4-bit × 512 words
■ Instruction execution time: 40 µs
■ Crystal oscillator frequency: 75 kHz
■ Stack level: 8
■ General-purpose IF counter: 20-bit (CMOS input supported)
■ A/D converter: 6-bit × 4 channel
■ LCD driver: 1/4 duty, 1/2 bias, 88 segments (max)
■ I/O port: CMOS I/O ports: 12 N-channel open drain I/O ports: 24 (max) Output-only port: 1
■ Input-only ports: 5 (max)
■ Timer/counter: 8-bit (as timer clock: INTR1/INTR2, instruction cycle: 1 kHz selectable)
■ Pulse counter: 8-bit up/down counter (input via INTR2 pin)
■ Buzzer: Built-in four mode: 0.625 to 3 kHz (8 types), Continuous, Single-Shot, 10 Hz Intermittent, or 10 Hz Intermittent 1 Hz Interval