MCF51JE256CLK Freescale Semiconductor, MCF51JE256CLK Datasheet - Page 39
![IC MCU 32BIT 256K FLASH 80LQFP](/photos/39/70/397077/freescalepqfp_sml.jpg)
MCF51JE256CLK
Manufacturer Part Number
MCF51JE256CLK
Description
IC MCU 32BIT 256K FLASH 80LQFP
Manufacturer
Freescale Semiconductor
Series
MCF51JEr
Datasheet
1.TWR-MCF51JE.pdf
(50 pages)
Specifications of MCF51JE256CLK
Core Processor
Coldfire V1
Core Size
32-Bit
Speed
50MHz
Connectivity
CAN, EBI/EMI, I²C, SCI, SPI, USB OTG
Peripherals
LVD, PWM, WDT
Number Of I /o
47
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 12x12b, D/A 1x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
80-LQFP
Processor Series
MCF51JE
Core
ColdFire V1
Mounting Style
SMD/SMT
3rd Party Development Tools
JLINK-CF-BDM26, EWCF
Development Tools By Supplier
DEMOEM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCF51JE256CLK
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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.
Freescale Semiconductor
#
1
2
3
4
5
TPM Timing
—
—
C
D
D
D
TPMxCLK
External clock frequency
External clock period
External clock high time
External clock low time
Input capture pulse width
TPMxCHn
TPMxCHn
Figure 14. Timer Input Capture Pulse
Figure 13. Timer External Clock
Preliminary — Subject to Change
Function
Table 21. TPM Input Timing
t
clkh
t
t
ICPW
ICPW
t
TPMext
Symbol
t
f
t
clkl
TPMext
TPMext
t
ICPW
t
t
clkh
clkl
Preliminary Electrical Characteristics
Min
1.5
1.5
1.5
dc
4
f
Max
Bus
—
—
—
—
/4
MHz
Unit
t
t
t
t
cyc
cyc
cyc
cyc
1-3