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S3C7335 Datasheet(PDF) 3 Page - Samsung semiconductor |
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S3C7335 Datasheet(HTML) 3 Page - Samsung semiconductor |
3 / 41 page ![]() S3C7335/P7335 PRODUCT OVERVIEW 1-3 FEATURES (Continued) Interrupts • Four internal vectored interrupts • Four external vectored interrupts • Two quasi-interrupts Memory-Mapped I/O Structure • Data memory bank 15 Three Power-Down Modes • Idle: Only CPU clock stops • Stop1: Main system or subsystem clock stops • Stop2: Main system and subsystem clock stop • CE low: PLL and IFC stop Oscillation Sources • Crystal or ceramic oscillator for main system clock • Crystal for subsystem clock • Main system clock frequency: 4.5 MHz (Typ) • Subsystem clock frequency: 32.768 kHz (Typ) • CPU clock divider circuit (by 4, 8, or 64) Instruction Execution Times • 0.9, 1.8, 14.2 µs at 4.5 MHz • 122 µs at 32.768 kHz (subsystem) Operating Temperature • – 40 °C to 85 °C Operating Voltage Range • 1.8 V to 5.5 V at 3MHz • PLL/IFC operation: 2.5V to 3.5V or 4.0V to 5.5V Package Type • 80-pin QFP |