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CY7C64343-32LQXCT Datasheet(PDF) 1 Page - Cypress Semiconductor |
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CY7C64343-32LQXCT Datasheet(HTML) 1 Page - Cypress Semiconductor |
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1 / 37 page  CY7C6431x CY7C6434x, CY7C6435x enCoRe™ V Full Speed USB Controller Cypress Semiconductor Corporation • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document Number: 001-12394 Rev. *M Revised October 06, 2010 Features ■ Powerful Harvard-architecture processor ❐ M8C processor speeds running up to 24 MHz ❐ Low power at high processing speeds ❐ Interrupt controller ❐ 3.0 V to 5.5 V operating voltage without USB ❐ Operating voltage with USB enabled: • 3.15 V to 3.45 V when supply voltage is around 3.3 V • 4.35 V to 5.25 V when supply voltage is around 5.0 V ❐ Commercial temperature range: 0°C to +70°C ❐ Industrial temperature range: –40 °C to +85 °C ■ Flexible on-chip memory ❐ Up to 32 KB flash program storage: • 50,000 erase and write cycles • Flexible protection modes ❐ Up to 2048 bytes SRAM data storage ❐ In-system serial programming (ISSP) ■ Complete development tools ❐ Free development tool PSoC Designer™ ❐ Full-featured, in-circuit emulator and programmer ❐ Full-speed emulation ❐ Complex breakpoint structure ❐ 128-KB trace memory ■ Precision, programmable clocking ❐ Crystal-less oscillator with support for an external crystal or resonator ❐ Internal ±5.0% 6, 12, or 24 MHz main oscillator (IMO): • 0.25% accuracy with oscillator lock to USB data, no external components required • Internal low-speed oscillator (ILO) at 32 kHz for watchdog and sleep. The frequency range is 19 to 50 kHz with a 32-kHz typical value ■ Programmable pin configurations ❐ Up to 36 general purpose I/O (GPIO) depending on package. ❐ 25 mA sink current on all GPIO • 60mA total sink current on Even port pins and 60mA total sink current on Odd port pins • 120 mA total sink current on all GPIOs ❐ Pull-up, High Z, open drain, CMOS drive modes on all GPIO ❐ CMOS drive mode A -5 mA source current on ports 0 and 1 and 1 mA on ports 2, 3, and 4 • 20 mA total source current on all GPIOs ❐ Low dropout voltage regulator for Port 1 pins: • Programmable to output 3.0, 2.5, or 1.8 V ❐ Selectable, regulated digital I/O on Port 1 ❐ Configurable input threshold for Port 1 ❐ Hot-swappable Capability on Port 1 ■ Full-Speed USB (12 Mbps) ❐ Eight unidirectional endpoints ❐ One bidirectional control endpoint ❐ USB 2.0-compliant: TID# 40000893 ❐ Dedicated 512 bytes buffer ❐ No external crystal required ■ Additional system resources ❐ Configurable communication speeds ❐ I2C slave: • Selectable to 50 kHz, 100 kHz, or 400 kHz • Implementation requires no clock stretching • Implementation during sleep modes with less than 100 A • Hardware address detection ❐ SPI master and SPI slave: • Configurable between 46.9 kHz and 12 MHz ❐ Three 16-bit timers ❐ 10-bit ADC used to monitor battery voltage or other signals with external components ❐ Watchdog and sleep timers ❐ Integrated supervisory circuit System Bus 6/12/24 MHz Internal Main Oscillator CPU Core (M8C) SROM 8K/16K/32K Flash SYSTEM RESOURCES I2C Slave/SPI Master-Slave POR and LVD System Resets Port 1 Port 0 Sleep and Watchdog Full Speed USB Port 3 Port 2 Prog. LDO SRAM 2048 Bytes Interrupt Controller enCoRe V CORE 3 16-Bit Timers Port 4 ADC enCoRe V Block Diagram [+] Feedback |
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