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CY7C601xx, CY7C602xx
enCoRe™ II Low Voltage Microcontroller
Cypress Semiconductor Corporation • 198 Champion Court • San Jose
,
CA 95134-1709 • 408-943-2600
Document 38-16016 Rev. *E Revised December 08, 2008
1. Features
■
enCoRe™ II Low Voltage (enCoRe II LV)—enhanced
component reduction
❐
Internal crystalless oscillator with support for optional exter-
nal clock or external crystal or resonator
❐
Configurable IO for real world interface without external com-
ponents
■
Enhanced 8-bit microcontroller
❐
Harvard architecture
❐
M8C CPU speed up to 12 MHz or sourced by an external
crystal, resonator, or clock signal
■
Internal memory
❐
256 bytes of RAM
❐
8 Kbytes of Flash including EEROM emulation
■
Low power consumption
❐
Typically 2.25 mA at 3 MHz
❐
5 μA sleep
■
In-system reprogrammability
❐
Allows easy firmware update
■
General purpose IO ports
❐
Up to 36 General Purpose IO (GPIO) pins
❐
2 mA source current on all GPIO pins. Configurable 8 or
50 mA per pin current sink on designated pins
❐
Each GPIO port supports high impedance inputs, config-
urable pull up, open drain output, CMOS and TTL inputs, and
CMOS output
❐
Maskable interrupts on all IO pins
■
SPI serial communication
❐
Master or slave operation
❐
Configurable up to 2 Mbit per second transfers
❐
Supports half duplex single data line mode for optical sensors
■
2-channel 8-bit or 1-channel 16-bit capture timer registers.
Capture timer registers store both rising and falling edge times
❐
Two registers each for two input pins
❐
Separate registers for rising and falling edge capture
❐
Simplifies interface to RF inputs for wireless applications
■
Internal low power wakeup timer during suspend mode
❐
Periodic wakeup with no external components
■
Programmable interval timer interrupts
■
Reduced RF emissions at 27 MHz and 96 MHz
■
Watchdog timer (WDT)
■
Low voltage detection with user selectable threshold voltages
■
Improved output drivers to reduce EMI
■
Operating voltage from 2.7V to 3.6V DC
■
Operating temperature from 0–70°C
■
Available in 24 and 40-pin PDIP, 24-pin SOIC, 24-pin QSOP
and SSOP, 28-pin SSOP, and 48-pin SSOP
■
Advanced development tools based on Cypress PSoC
®
tools
■
Industry standard programmer support
Internal
12 MHz
Oscillator
Clock
Control
Crystal
Oscillator
CY7C601xx only
POR /
Low-Voltage
Detect
Watchdog
Timer
M8C CPU
16 Extended
I/O Pins
16 GPIO
Pins
Wakeup
Timer
Capture
Timers
12-bit Timer
Vdd
Interrupt
Control
4 SPI/GPIO
Pins
Flash
8K Byte
RAM
256 Byte
2. Logic Block Diagram
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