MC68331CEH25 Freescale Semiconductor, MC68331CEH25 Datasheet - Page 25

• Manufacturer Part Number: MC68331CEH25
• Description: IC MCU 32BIT 25MHZ 132-PQFP
• Manufacturer: Freescale Semiconductor
• Series: M683xxr

Specifications of MC68331CEH25

• Core Processor: CPU32
• Core Size: 32-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SCI, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 18
• Program Memory Type: ROMless
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 132-QFP
• Controller Family/series: 68K
• No. Of I/o's: 18
• Cpu Speed: 25MHz
• No. Of Timers: 1
• Embedded Interface Type: QSPI, SCI, UART
• No. Of Pwm Channels: 2
• Digital Ic Case Style: PQFP
• Rohs Compliant: Yes
• Processor Series: M683xx
• Core: CPU32
• Data Bus Width: 32 bit
• Data Ram Size: 80 B
• Interface Type: QSPI, SCI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 18
• Number Of Timers: 1
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Eeprom Size: -
• Ram Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

3.1 MCU Features
3.1.1 System Integration Module (SIM)
3.1.2 Central Processing Unit (CPU32)
3.1.3 Queued Serial Module (QSM)
MC68331
USER’S MANUAL
This section contains information about the entire modular microcontroller. It lists the
features of each module, shows device functional divisions and pin assignments, sum-
marizes signal and pin functions, discusses the intermodule bus, and provides system
memory maps. Timing and electrical specifications for the entire microcontroller and
for individual modules are provided in APPENDIX A ELECTRICAL CHARACTERIS-
TICS. Comprehensive module register descriptions and memory maps are provided
in APPENDIX D REGISTER SUMMARY.
The following paragraphs highlight capabilities of each of the microcontroller modules.
Each module is discussed separately in a subsequent section of this user's manual.
• External Bus Support
• Programmable Chip-Select Outputs
• System Protection Logic
• Watchdog Timer, Clock Monitor, and Bus Monitor
• System Protection Logic
• PLL System Clock for Low Power Operation
• Background Debugging Mode
• Instruction Set Supports Controller Applications
• 32-Bit Architecture
• Virtual Memory Implementation
• Loop Mode of Instruction Execution
• Table Lookup and Interpolate Instruction
• Improved Exception Handling for Controller Applications
• Trace on Change of Flow
• Hardware Breakpoint Signal, Background Mode
• Fully Static Operation
• Serial Communication Interface (SCI), Enhanced Universal Asynchronous Re-
• Queued Serial Peripheral Interface (SPI), High Speed Bidirectional Interface, 80-
• Dual Function I/O Ports
• Continuous Cycling, 8 to 16 Bits per Transfer
ceiver Transmitter (UART) with Modulus Baud Rate, Parity
Byte RAM, Up to 16 Automatic Transfers
Freescale Semiconductor, Inc.
For More Information On This Product,
SECTION 3OVERVIEW
Go to: www.freescale.com
OVERVIEW
3-1
3