MCF51AC256ACLKE Freescale Semiconductor, MCF51AC256ACLKE Datasheet - Page 27

• Manufacturer Part Number: MCF51AC256ACLKE
• Description: MCU 32BIT 256K FLASH CAN 80-LQFP
• Manufacturer: Freescale Semiconductor
• Series: MCF51ACr

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

Num
Freescale Semiconductor
1
2
3
4
5
6
C
D
P
T
T
T
T
V
AS
Supply current
ADLPC = 1
ADLSMP = 1
ADCO = 1
Supply current
ADLPC = 1
ADLSM = 0
ADCO = 1
Supply current
ADLPC = 0
ADLSMP = 1
ADCO = 1
Supply current
ADLPC = 0
ADLSMP = 0
ADCO = 1
Supply current
ADC
asynchronous
clock source
Characteristic
+
–
Table 14. 5 Volt 12-bit ADC Characteristics (V
R
AS
Figure 9. ADC Input Impedance Equivalency Diagram
MCF51AC256 ColdFire Microcontroller Data Sheet, Rev.6
Stop, reset, module off
High speed (ADLPC = 0)
Low power (ADLPC = 1)
C
AS
Z
AS
Conditions
V
+
–
ADIN
INPUT PIN EQUIVALENT
Pad
leakage
due to
input
protection
INPUT PIN
INPUT PIN
INPUT PIN
SIMPLIFIED
CIRCUIT
f
Symb
ADACK
I
I
I
I
I
DDA
DDA
DDA
DDA
DDA
REFH
1.25
Min
—
—
—
—
—
2
Z
= V
ADIN
DDA
CHANNEL SELECT
Typical
0.582
0.011
R
R
R
R
133
218
327
3.3
SIMPLIFIED
, V
ADIN
ADIN
ADIN
ADIN
2
CIRCUIT
REFL
1
= V
Max
3.3
—
—
—
1
1
5
Electrical Characteristics
SSA
)
C
MHz
Unit
mA
ADIN
A
A
A
A
ADC SAR
ENGINE
Comment
t
1/f
ADACK
ADACK
27
=