CY8C20234-12SXIT Datasheet, PDF (1/47 Pages) Cypress Semiconductor – PSoC® Programmable System-on-Chip™

CY8C20134, CY8C20234, CY8C20334
CY8C20434, CY8C20534, CY8C20634
PSoC^® Programmable System-on-Chip™
PSoC® Programmable System-on-Chip™
Features
■ Low power CapSense^® block
❐ Configurable capacitive sensing elements
❐ Supports combination of CapSense buttons, sliders,
touchpads, and proximity sensors
■ Powerful Harvard-architecture processor
❐ M8C processor speeds running up to 12 MHz
❐ Low power at high speed
❐ Operating voltage: 2.4 V to 5.25 V
❐ Industrial temperature range: –40 °C to +85 °C
■ Flexible on-chip memory
❐ 8 KB flash program storage 50,000 erase/write cycles
❐ 512-Bytes SRAM data storage
❐ Partial flash updates
❐ Flexible protection modes
❐ Interrupt controller
❐ 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
❐ Internal ±5.0% 6- / 12-MHz main oscillator
❐ Internal low speed oscillator at 32 kHz for watchdog and sleep
■ Programmable pin configurations
❐ Pull-up, high Z, open-drain, and CMOS drive modes on all
GPIOs
❐ Up to 28 analog inputs on all GPIOs
❐ Configurable inputs on all GPIOs
❐ 20-mA sink current on all GPIOs
❐ Selectable, regulated digital I/O on port 1
• 3.0 V, 20 mA total port 1 source current
• 5 mA strong drive mode on port 1 versatile analog mux
❐ Common internal analog bus
❐ Simultaneous connection of I/O combinations
❐ Comparator noise immunity
❐ Low-dropout voltage regulator for the analog array
■ Additional system resources
❐ Configurable communication speeds
• I²C: selectable to 50 kHz, 100 kHz, or 400 kHz
• SPI: configurable between 46.9 kHz and 3 MHz
❐ I²C slave
❐ SPI master and SPI slave
❐ Watchdog and sleep timers
❐ Internal voltage reference
❐ Integrated supervisory circuit
Logic Block Diagram
PSoC
CORE
Port 3 Port 2 Port 1 Port 0 Config LDO
System Bus
SRAM
512 Bytes
Interrupt
Controller
Global Analog Interconnect
SROM Flash 8K
CPU Core
(M8C)
Sleep and
Watchdog
6/12 MHz Internal Main Oscillator
ANALOG
SYSTEM
CapSense
Block
Analog
Ref.
I2C Slave/SPI
Master-Slave
POR and LVD
System Resets
Analog
Mux
SYSTEM RESOURCES
Cypress Semiconductor Corporation • 198 Champion Court
Document Number: 001-05356 Rev. *P
• San Jose, CA 95134-1709 • 408-943-2600
Revised October 5, 2011
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