Description
Low-pin count, general-purpose MCU with built-in input capture/output compare, A/D converter, serial interface, on-chip oscillator, etc. Maximum oscillationfrequency is 8MHz. Comes in a 36-pin package. This QzROM version ispin-compatible with 7542 Group MCUs. Enhanced with power-on reset and voltage drop detection circuits.
- Basic machine-language instructions: 71
- The minimum instruction execution time: 0.25 µs (at 8 MHz oscillationfrequency, double-speed mode)
- Memory size
- ROM: 8K, 16K bytes
- RAM: 384, 512 bytes
- Programmable I/O ports: 29
- Interrupts: 18 sources, 16 vectors
- Timers: 8-bit × 2, 16-bit × 2
- Output compare: 4-channel
- Input capture: 2-channel
- Serial interface: 8-bit × 2 (UART or Clock-synchronized)
- A/D converter: 10-bit × 8 channels
- Clock generating circuit: Built-in type
- (low-power dissipation by an on-chip oscillator)
- (connected to external ceramic resonator or quartz-crystal oscillatorpermitting RC oscillation)
- Watchdog timer: 16-bit × 1
- Power-on reset circuit: Built-in type
- Voltage drop detection circuit: Built-in type
- Power source voltage
- XIN oscillation frequency at ceramic oscillation, in double-speed mode ormiddle-speed mode
- At 8 MHz: 4.5 to 5.5 V
- XIN oscillation frequency at ceramic oscillation, in high-speed mode
- At 8 MHz: 4.0 to 5.5 V
- At 4 MHz: 2.4 to 5.5 V
- At 2 MHz: 2.2 to 5.5 V
- XIN oscillation frequency at RC oscillation in high-speed mode ormiddle-speed mode
- At 4 MHz: 4.0 to 5.5 V
- At 2 MHz: 2.4 to 5.5 V
- At 1 MHz: 2.2 to 5.5 V
- XIN oscillation frequency at on-chip oscillation: 1.8 to 5.5 V
- Power dissipation: TBD
- Operating temperature range: –20 to 85 degrees C
