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CY7C64343

Cypress Semiconductor
Part Number CY7C64343
Manufacturer Cypress Semiconductor
Description Full Speed USB Controller
Published Dec 9, 2010
Detailed Description CY7C6431x CY7C6434x CY7C6435x enCoRe™ V Full Speed USB Controller CY7C6431x/CY7C6434x/CY7C6435x, enCoRe™ V Full Speed U...
Datasheet PDF File CY7C64343 PDF File

CY7C64343
CY7C64343

Overview
CY7C6431x CY7C6434x CY7C6435x enCoRe™ V Full Speed USB Controller CY7C6431x/CY7C6434x/CY7C6435x, enCoRe™ V Full Speed USB Controller 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 60 mA 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-s...


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