mcf51ac256 Freescale Semiconductor, Inc, mcf51ac256 Datasheet - Page 3

• Manufacturer Part Number: mcf51ac256
• Description: Mcf51ac256 Coldfire Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

1
1.1
The MCF51AC256 series is summarized in
Freescale Semiconductor
Flash memory size (Kbytes)
RAM size (Kbytes)
V1 ColdFire core with BDM (background debug
module)
ACMP1 (analog comparator)
ACMP2 (analog comparator)
ADC (analog-to-digital converter) channels (12-bit)
CAN (controller area network)
COP (computer operating properly)
CRC (cyclic redundancy check)
RTI
DBG (debug)
IIC1 (inter-integrated circuit)
IRQ (interrupt request input)
INTC (interrupt controller)
KBI (keyboard interrupts)
LVD (low-voltage detector)
MCG (multipurpose clock generator)
OSC (crystal oscillator)
Port I/O
RGPIO (rapid general-purpose I/O)
SCI1, SCI2 (serial communications interfaces)
SPI1 (serial peripheral interface)
SPI2 (serial peripheral interface)
FTM1 (flexible timer module) channels
FTM2 channels
TPM3 (timer pulse-width modulator) channels
VBUS (debug visibility bus)
2
MCF51AC256 Family Configurations
Device Comparison
Feature
MCF51AC256 ColdFire Microcontroller Data Sheet, Rev.1
Table 1. MCF51AC256 Series Device Comparison
Preliminary—Subject to Change Without Notice
Table
1.
MCF51AC256A MCF51AC256B MCF51AC128A
80-pin 64-pin 80-pin 64-pin 80-pin
Yes
Yes
69
6
Yes
No
No
54
2
256
32
Yes
Yes
69
6
No
No
No
54
2
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
24
16
MCF51AC256 Family Configurations
6
2
Yes
Yes
69
6
Yes
64-pin
No
No
54
2
32 or 16
128
MCF51AC128C
80-pin
Yes
Yes
69
1
6
No
64-pin
No
No
54
2
3