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CY8C20234_10 Datasheet, PDF (1/23 Pages) Cypress Semiconductor – Automotive PSoC® Programmable System-on-Chip | |||
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CY8C20234
Automotive PSoC®
Programmable System-on-Chip
Features
â Low power CapSense® block
â Configurable capacitive sensing elements
â Supports combination of CapSense buttons, sliders, touch-
pads, and proximity sensors
â AEC qualified
â Powerful Harvard architecture processor
â M8C processor speeds up to 12 MHz
â Low power at high speed
â 3.0V to 5.25V operating voltage
â Automotive temperature range: -40°C to +85°C
â Flexible on-chip memory
â 8 KB of Flash program storage, 1000 erase/write cycles
â 512 bytes of SRAM data storage
â Partial Flash updates
â Flexible protection modes
â In-System Serial Programming (ISSP)
â Complete development tools
â Free development tool (PSoC Designerâ¢)
â Full featured, In-Circuit Emulator (ICE) and Programmer
â Full speed emulation
â Complex breakpoint structure
â 128 KB trace memory
â Precision, programmable clocking
â Internal ±5% 6/12 MHz oscillator
â Internal low speed, low power oscillator for Watchdog and
Sleep functionality
â Programmable pin configurations
â 20 mA Sink on all General Purpose I/O (GPIO)
â Pull up, High Z, open drain, and strong drive modes on all
GPIO
â Up to 13 analog inputs on GPIO
â Configurable inputs on all GPIO
â Selectable, Regulated Digital I/O on Port 1
⢠3.0V, 2.4V, and 1.8V Regulation Available
⢠Up to 5 mA Source on Port 1 GPIO
â Versatile analog mux
â Common internal analog bus
â Simultaneous connection of I/O combinations
â Comparator noise immunity
â Additional system resources
â Configurable communication speeds
⢠I2Câ¢: Selectable to 50 kHz, 100 kHz, or 400 kHz
⢠SPI: Configurable between 46.9 kHz and 12 MHz
â I2C slave
â SPI master and SPI slave
â Watchdog and Sleep timers
â Internal voltage reference
â 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: 001-54650 Rev. *D
⢠San Jose, CA 95134-1709 ⢠408-943-2600
Revised March 30, 2010
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