MCF51EM256CLL Freescale Semiconductor, MCF51EM256CLL Datasheet - Page 449

IC MCU 32BIT 256KB FLASH 100LQFP

MCF51EM256CLL

Manufacturer Part Number
MCF51EM256CLL
Description
IC MCU 32BIT 256KB FLASH 100LQFP
Manufacturer
Freescale Semiconductor
Series
MCF51EMr
Datasheets

Specifications of MCF51EM256CLL

Core Processor
Coldfire V1
Core Size
32-Bit
Speed
50MHz
Connectivity
I²C, SCI, SPI
Peripherals
LCD, LVD, PWM, WDT
Number Of I /o
63
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 16x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
100-LQFP
Processor Series
MCF51EM
Core
ColdFire V1
Data Bus Width
32 bit
Data Ram Size
16 KB
Interface Type
RS-232, LIN
Maximum Clock Frequency
50 MHz
Number Of Timers
3
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
DEMOEM
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MCF51EM256CLL
Manufacturer:
FREESCALE
Quantity:
110
Part Number:
MCF51EM256CLL
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
20.1.3
20.2
There are no CRC signals that connect off chip.
20.3
20.3.1
Freescale Semiconductor
Figure 20-1
(offset=0)
(offset=1)
CRCH
CRCL
Name
External Signal Description
Register Definition
Block Diagram
Memory Map
W
W
R
R
provides a block diagram of the CRC module.
15
MCF51EM256 Series ColdFire Integrated Microcontroller Reference Manual, Rev. 8
15
Figure 20-1. Cyclic Redundancy Check (CRC) Module Block Diagram
Bit 15
Bit 7
CRC High Register (CRCH)
7
14
13
Bit 14
Bit 6
6
Table 20-1. CRC Register Summary
12
16-bit CRC Generator Circuit
Bit 13
Bit 5
5
11
8
......
Bit 12
Bit 4
4
6
5
7
Bit 11
Bit 3
3
CRC Low Register (CRCL)
4
Bit 10
Bit 2
3
2
Cyclic Redundancy Check (CRC)
2
Bit 9
Bit 1
1
1
0
0
Bit 8
Bit 0
0
20-3

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