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UPD78075B Datasheet(PDF) 5 Page - NEC |
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UPD78075B Datasheet(HTML) 5 Page - NEC |
5 / 66 page µPD78F0034A, 78F0034AY 5 Data Sheet U14040EJ4V0DS OVERVIEW OF FUNCTIONS Part Number µPD78F0034A µPD78F0034AY Item Internal Flash memory 32 KBNote memory High-speed RAM 1,024 bytesNote Memory space 64 KB General-purpose registers 8 bits × 32 registers (8 bits × 8 registers × 4 banks) Minimum instruction execution time On-chip minimum instruction execution time cycle variable function When main system 0.24 µs/0.48 µs/0.95 µs/1.91 µs/3.81 µs (@ 8.38 MHz operation) clock selected When subsystem 122 µs (@ 32.768 kHz operation) clock selected Instruction set • 16-bit operation • Multiply/divide (8 bits × 8 bits, 16 bits ÷ 8 bits) • Bit manipulation (set, reset, test, Boolean operation) • BCD adjust, etc. I/O ports Total: 51 • CMOS input: 8 • CMOS I/O: 39 • N-ch open-drain I/O (5 V withstand voltage): 4 A/D converter • 10-bit resolution × 8 channels • Operable over a wide power supply voltage range: AVDD = 1.8 to 5.5 V Serial interface • UART mode: 1 channel • UART mode: 1 channel • 3-wire serial I/O mode: 2 channels • 3-wire serial I/O mode: 1 channel • I2C bus mode (multimaster supporting): 1 channel Timers • 16-bit timer/event counter: 1 channel • 8-bit timer/event counter: 2 channels • Watch timer: 1 channel • Watchdog timer: 1 channel Timer outputs 3 (8-bit PWM output capable: 2) Clock output • 65.5 kHz, 131 kHz, 262 kHz, 524 kHz, 1.05 MHz, 2.10 MHz, 4.19 MHz, 8.38 MHz (@ 8.38 MHz operation with main system clock) • 32.768 kHz (@ 32.768 kHz operation with subsystem clock) Buzzer output 1.02 kHz, 2.05 kHz, 4.10 kHz, 8.19 kHz (@ 8.38 MHz operation with main system clock) Vectored interrupt Maskable Internal: 13, external: 5 sources Non-maskable Internal: 1 Software 1 Test inputs Internal: 1, external: 1 Supply voltage VDD = 1.8 to 5.5 V Operating ambient temperature TA = –40 to +85 °C Package • 64-pin plastic SDIP (19.05 mm (750)) • 64-pin plastic LQFP (10 × 10) • 64-pin plastic LQFP (14 × 14) • 64-pin plastic QFP (14 × 14) • 64-pin plastic TQFP (12 × 12) Note The capacities of the flash memory and the internal high-speed RAM can be changed with the memory size switching register (IMS). |
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