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UPD75066GBA Datasheet(PDF) 3 Page - NEC |
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UPD75066GBA Datasheet(HTML) 3 Page - NEC |
3 / 68 page 3 µPD75064, 75066, 75068, 75064(A), 75066(A), 75068(A) FUNCTION OVERVIEW Item Function Instruction execution time • Main system clock : 0.95 µs, 1.91 µs, 15.3 µs (at 4.19 MHz) • Subsystem clock : 122 µs (at 32.768 kHz) Internal memory ROM • µPD75064: 4096 × 8 bits • µPD75066 : 6016 × 8 bits • µPD75068 : 8064 × 8 bits RAM 512 × 4 bits General register • When operating in 4 bits: 8 • When operating in 8 bits: 4 I/O port 32 12 CMOS input Of these, seven with software-specifiable on-chip pull-up resistors 12 CMOS I/O Software-specifiable on-chip pull-up resistors Four pins can directly drive LEDs. 8 N-ch open-drain I/O Breakdown voltage: 10 V Mask-option-specifiable on-chip pull-up resistors Can directly drive LEDs. Timer 3 chs. • Timer/event counter • Basic interval timer : Applicable to watchdog timer • Watch timer : Capable of buzzer output Serial interface • 3-wire serial I/O mode • 2-wire serial I/O mode • SBI mode Bit sequencial buffer 16 bits Clock output function Φ , fx/23, fx/24, fx/26 (Main system clock: at 4.19 MHz operation) A/D converter • 8-bit resolution x 8 channels • Low-power operation possible : VDD = 2.7 to 6.0 V Vectored interrupt External : 3 , Internal : 3 Test input External : 1, Internal : 1 System clock oscillator • Ceramic/crystal oscillator for main system clock • Crystal oscillator for subsystem clock Standby function STOP / HALT mode Operating ambient –40 to +85 °C temperature Operating supply 2.7 to 6.0 V voltage Package • 42-pin plastic shrink DIP (600 mil) • 44-pin plastic QFP (10 x 10 mm) |
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Similar Description - UPD75066GBA |
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