MCF51AC256BCPUE Freescale Semiconductor, MCF51AC256BCPUE Datasheet - Page 25

• Manufacturer Part Number: MCF51AC256BCPUE
• Description: MCU 32BIT 256K FLASH 64-LQFP
• Manufacturer: Freescale Semiconductor
• Series: MCF51ACr

Specifications of MCF51AC256BCPUE

• Core Processor: Coldfire V1
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LVD, PWM, WDT
• Number Of I /o: 54
• 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 20x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Processor Series: MCF51AC
• Core: ColdFire V1
• Data Bus Width: 32 bit
• Data Ram Size: 32 KB
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 50.33 MHz
• Number Of Programmable I/os: 54
• Number Of Timers: 8
• 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, 20 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

2.7
Freescale Semiconductor
Num
1
2
3
4
5
6
7
8
—
C
D
D
D
D
D
T
P
Analog Comparator (ACMP) Electricals
Supply voltage
Supply current (active)
Analog input voltage
Analog input offset voltage
Analog comparator hysteresis
Analog input leakage current
Analog comparator initialization delay
Bandgap voltage reference
factory trimmed at V
Figure 8. Typical Run I
Table 12. Analog Comparator Electrical Specifications
MCF51AC256 ColdFire Microcontroller Data Sheet, Rev.6
DD
Rating
= 5.3248 V, Temp = 25 C
DD
vs. System Clock Freq. for FEI and FBE Modes
Symbol
I
I
t
V
DDAC
V
ALKG
V
AINIT
V
V
AIN
AIO
DD
BG
H
V
SS
1.18
Min
2.7
3.0
—
—
—
—
– 0.3
Typical
1.20
6.0
20
20
—
—
—
—
Electrical Characteristics
Max
20.0
1.21
V
5.5
1.0
1.0
35
40
DD
Unit
mV
mV
A
A
s
V
V
V
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