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CY8C24094, CY8C24794
CY8C24894, CY8C24994
PSoC
®
Programmable System-on-Chip™
Cypress Semiconductor Corporation • 198 Champion Court • San Jose, CA 95134-1709 • 408-943-2600
Document Number: 38-12018 Rev. *M Revised February 10, 2009
1. Features
■ XRES Pin to Support In-System Serial Programming (ISSP)
and External Reset Control in CY8C24894
■ Powerful Harvard Architecture Processor
❐ M8C Processor Speeds to 24 MHz
❐ Two 8x8 Multiply, 32-Bit Accumulate
❐ Low Power at High Speed
❐ 3V to 5.25V Operating Voltage
❐ Industrial Temperature Range: -40°C to +85°C
❐ USB Temperature Range: -10°C to +85°C
■ Advanced Peripherals (PSoC
®
Blocks)
❐ 6 Rail-to-Rail Analog PSoC Blocks Provide:
• Up to 14-Bit ADCs
• Up to 9-Bit DACs
• Programmable Gain Amplifiers
• Programmable Filters and Comparators
❐ 4 Digital PSoC Blocks Provide:
• 8 to 32-Bit Timers, Counters, and PWMs
• CRC and PRS Modules
• Full-Duplex UART
• Multiple SPI™ Masters or Slaves
• Connectable to all GPI/O Pins
❐ Complex Peripherals by Combining Blocks
❐ Capacitive Sensing Application Capability
■ Full Speed USB (12 Mbps)
❐ Four Uni-Directional Endpoints
❐ One Bi-Directional Control Endpoint
❐ USB 2.0 Compliant
❐ Dedicated 256 Byte Buffer
❐ No External Crystal Required
■ Flexible On-Chip Memory
❐ 16K Flash Program Storage 50,000 Erase and Write Cycles
❐ 1K SRAM Data Storage
❐ In-System Serial Programming (ISSP)
❐ Partial Flash Updates
❐ Flexible Protection Modes
❐ EEPROM Emulation in Flash
■ Programmable Pin Configurations
❐ 25 mA Sink, 10 mA Drive on all GPI/O
❐ Pull Up, Pull Down, High Z, Strong, or Open Drain Drive
Modes on all GPI/O
❐ Up to 48 Analog Inputs on GPI/O
❐ Two 33 mA Analog Outputs on GPI/O
❐ Configurable Interrupt on all GPI/O
■ Precision, Programmable Clocking
❐ Internal ±4% 24 and 48 MHz Oscillator
❐ Internal Oscillator for Watchdog and Sleep
❐ 0.25% Accuracy for USB with no External Components
■ Additional System Resources
❐ I
2
C Slave, Master, and Multi-Master to 400 kHz
❐ Watchdog and Sleep Timers
❐ User Configurable Low Voltage Detection
DIGITAL SYSTEM
SRAM
1K
Interrupt
Controller
Sleep and
Watchdog
Clock Sources
(Includes IMO and ILO)
Global Digital Interconnect
Global Analog Interconnect
PSoC CORE
CPU Core (M8C)
SROM Flash 16K
Digital
Block
Array
Digital
Clocks
SYSTEM RESOURCES
ANALOG SYSTEM
Analog
Ref.
Port 5 Port 4 Port 3 Port 2 Port 1 Port 0
Analog
Drivers
Analog
Block
Array
Internal
Voltage
Ref.
POR and LVD
System Resets
2
MACs
Decimator
Type 2
I2C USB
Port 7
S
y
s
t
e
m
B
u
s
Analog
Input
Muxing
2. Logic Block Diagram
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