MCF51CN128CGT Freescale Semiconductor, MCF51CN128CGT Datasheet - Page 28

• Manufacturer Part Number: MCF51CN128CGT
• Description: IC MCU 32BIT 128K FLASH 48-QFN
• Manufacturer: Freescale Semiconductor
• Series: MCF51CNr

Specifications of MCF51CN128CGT

• Core Processor: Coldfire V1
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: Ethernet, I²C, SCI, SPI
• Peripherals: LVD, PWM, WDT
• Number Of I /o: 38
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 24K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 12x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-QFN
• Processor Series: MCF51CN
• Core: ColdFire V1
• Data Bus Width: 32 bit
• Data Ram Size: 24 KB
• Interface Type: I2C, SPI, SCI
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 38
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JLINK-CF-BDM26, EWCF
• Development Tools By Supplier: TWR-MCF51CN-KIT, TWR-SER, TWR-ELEV, TOWER
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 12 Channel
• For Use With: TWR-MCF51CN - KIT TOWER BOARDTWR-MCF51CN-KIT - KIT TOWER BOARD/SERIAL/ELEVATOR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Electrical Characteristics
3.12.2
Synchronizer circuits determine the shortest input pulses that can be recognized or the fastest clock that can be used as the
optional external source to the timer counter. These synchronizers operate from the current bus rate clock.
28
No.
1
2
3
4
5
TPM Module Timing
C
D
D
D
D
D
External clock frequency
External clock period
External clock high time
External clock low time
Input capture pulse width
MCF51CN128 ColdFire Microcontroller Data Sheet, Rev. 4
TCLK
TPMCHn
TPMCHn
Function
Figure 22. Timer Input Capture Pulse
Figure 21. Timer External Clock
Table 18. TPM Input Timing
t
clkh
t
t
ICPW
ICPW
Symbol
t
TCLK
t
f
t
ICPW
TCLK
TCLK
t
t
clkh
clkl
t
clkl
Min
1.5
1.5
1.5
0
4
f
Max
Bus
—
—
—
—
Freescale Semiconductor
/4
Unit
t
t
t
t
Hz
cyc
cyc
cyc
cyc