MCF51AC256ACLKE Freescale Semiconductor, MCF51AC256ACLKE Datasheet - Page 4
![MCU 32BIT 256K FLASH CAN 80-LQFP](/photos/37/62/376253/lqfp80_sml.jpg)
MCF51AC256ACLKE
Manufacturer Part Number
MCF51AC256ACLKE
Description
MCU 32BIT 256K FLASH CAN 80-LQFP
Manufacturer
Freescale Semiconductor
Series
MCF51ACr
Datasheet
1.MCF51AC128CCFUE.pdf
(50 pages)
Specifications of MCF51AC256ACLKE
Core Processor
Coldfire V1
Core Size
32-Bit
Speed
50MHz
Connectivity
CAN, I²C, SCI, SPI
Peripherals
LVD, PWM, WDT
Number Of I /o
69
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 24x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
80-LQFP
Processor Series
MCF51AC
Core
ColdFire V1
Data Bus Width
32 bit
Data Ram Size
32 KB
Interface Type
I2C, SPI
Maximum Clock Frequency
50.33 MHz
Number Of Programmable I/os
69
Number Of Timers
2
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JLINK-CF-BDM26, EWCF
Minimum Operating Temperature
- 40 C
On-chip Adc
12 bit, 24 Channel
Controller Family/series
ColdFire
No. Of I/o's
69
Ram Memory Size
32KB
Cpu Speed
50.33MHz
No. Of Timers
2
Embedded Interface Type
CAN, I2C, SCI, SPI
Rohs Compliant
Yes
Cpu Family
MCF51AC
Device Core
ColdFire
Device Core Size
32b
Frequency (max)
50.33MHz
Total Internal Ram Size
32KB
# I/os (max)
69
Number Of Timers - General Purpose
12
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
2.7V
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
80
Package Type
LQFP
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
Company:
Part Number:
MCF51AC256ACLKE
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
BKGD/MS
TPMCLK
RESET
V
V
MCF51AC256 Family Configurations
1.2
Figure 1
4
V
V
REFH
REFL
IRQ/
V
V
V
1
2
DDA
SSA
DD
SS
SS
The members of MCF51AC128A with CAN support have 32 KB RAM. The other members have 16 KB RAM.
Up to 16 pins on Ports E and F are shared with the ColdFire Rapid GPIO module.
shows the connections between the MCF51AC256 series pins and modules.
Block Diagram
MCF51AC128A/C = 128 KB
MCF51AC256A/B = 256 KB
COP
MCF51AC256A/B = 32 KB
MCF51AC128A = 32 KB
MCF51AC128C = 16 KB
DBG
BDM
ColdFire V1 core
FLASH
RGPIO
VREG
SIM
LVD
RAM
VBUS
RGPIO15
RGPIO14
RGPIO13
RGPIO12
RGPIO11
RGPIO10
DDATA3-
DDATA0
PSTCLK
RGPIO7
RGPIO6
RGPIO5
RGPIO4
RGPIO3
RGPIO2
RGPIO1
RGPIO0
RGPIO9
RGPIO8
Port H:
BKPT
Port E:
Port J:
Port F:
PST3-
IRQ
PST0
MCF51AC256 ColdFire Microcontroller Data Sheet, Rev.6
Figure 1. MCF51AC256 Series Block Diagram
V
V
V
V
TPMCLK
TPMCLK
TPMCLK
REFH
REFL
DDA
SSA
FTM1
FTM2
TPM3
ADC
CRC
RTI
FTM2CH5
FTM2CH4
FTM2CH3
FTM2CH2
FTM2CH1
FTM2CH0
TPM3CH1
TPM3CH0
FTM1CH5
FTM1CH4
FTM1CH3
FTM1CH2
FTM1CH1
FTM1CH0
AD1P15–
AD1P7–
ADP17–
ADP19–
ADP23–
Port G:
Port H:
Port B:
Port B:
Port D:
Port A:
Port H:
Port E:
Port F:
AD1P0
AD1P8
ADP16
Port F:
ADP18
ADP20
MCG
ACMP1
ACMP2
CAN
SCI1
SCI2
SPI1
SPI2
KBI
IIC
OSC
LPO
ACMP1O
ACMP2O
ACMP1–
ACMP1+
ACMP2–
ACMP2+
SPSCK1
SPSCK2
Port G:
Port D:
Port A:
Port C:
Port G:
KBI1P4
KBI1P3
KBI1P2
KBI1P1
KBI1P0
Port D:
KBI1P7
KBI1P6
KBI1P5
Port A:
RxCAN
Port C:
Port H:
TxCAN
Port E:
Port E:
EXTAL
MOSI1
MISO1
MOSI2
MISO2
Port C:
SDA1
XTAL
SCL1
RxD1
RxD2
TxD1
TxD2
SS1
SS2
Freescale Semiconductor
PTA7/AD1P17
PTA6/AD1P16
PTA5/ACMP2+
PTA4/ACMP2–
PTA3/ACMP2O
PTA2
PTA1/RxCAN
PTA0/TxCAN
PTB7/AD1P7
PTB6/AD1P6
PTB5/AD1P5
PTB4/AD1P4
PTB3/AD1P3
PTB2/AD1P2
PTB1/TPM3CH1/AD1P1
PTB0/TPM3CH0/AD1P0
PTD7/KBI1P7/AD1P15
PTD6/FTM1CLK/AD1P14
PTD5/AD1P13
PTD4/FTM2CLK/AD1P12
PTD3/KBI1P6/AD1P11
PTD2/KBI1P5/AD1P10/ACMP1O
PTD1/AD1P9/ACMP1–
PTD0/AD1P8/ACMP1+
PTE7/RGPIO7/SPSCK1
PTE6/RGPIO6/MOSI1
PTE5/RGPIO5/MISO1
PTE4/RGPIO4/SS1
PTE3/RGPIO3/FTM1CH1
PTE2/RGPIO2/FTM1CH0
PTE1/RGPIO1/RxD1
PTE0/RGPIO0/TxD1
PTF7/RGPIO15
PTF6/RGPIO14/FTM1FLT
PTF5/RGPIO13/FTM2CH1
PTF4/RGPIO12/FTM2CH0
PTF3/RGPIO11/FTM1CH5
PTF2/RGPIO10/FTM1CH4
PTF1/RGPIO9/FTM1CH3
PTF0/RGPIO8/FTM1CH2
PTG6/EXTAL
PTG5/XTAL
PTG4/KBI1P4/AD1P19
PTG3/KBI1P3/AD1P18
PTG2/KBI1P2
PTG1/KBI1P1
PTG0/KBI1P0
PTH6/MISO2
PTH5/MOSI2
PTH4/SPSCK2
PTH3/FTM2CH5/BKPT/AD1P23
PTH2/FTM2CH4/PSTCLK1/AD1P22
PTH1/FTM2CH3/PSTCLK0/AD1P21
PTH0/FTM2CH2/AD1P20
PTJ7/DDATA3
PTJ6/DDATA2
PTJ5/DDATA1
PTJ4/DDATA0
PTJ3/PST3
PTJ2/PST2
PTJ1/PST1
PTJ0/PST0
PTC6/FTM2FLT
PTC5/RxD2
PTC4/SS2
PTC3/TxD2
PTC2/MCLK
PTC1/SDA1
PTC0/SCL1