MCF51EM256CLL Freescale Semiconductor, MCF51EM256CLL Datasheet - Page 549

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

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

Freescale Semiconductor
V
operation. Buffered mode.
V
3 V LCD Glass operation.
V
Glass operation.
V
This operation is not allowed for
1.8 V to 3.6 V parts
V
Glass operation.
Resistor Bias Network enabled.
V
Glass operation. Resistor Bias
network enabled.
V
This operation is not allowed for
1.8 V to 3.6 V parts
V
glass operation.
The HREFSEL bit is used to select
1.0 or 1.67 V range for V
LCD
LL3
LL3
LL3
LL3
LL3
LL3
IREG
is driven externally for
is driven externally for 5 V LCD
must equal V
is driven externally for 3 V LCD
is driven externally for 5 V LCD
must equal V
connected to V
LCD Operational State
is connected to V
MCF51EM256 Series ColdFire Integrated Microcontroller Reference Manual, Rev. 8
DD
DD
LL1
for 5 V glass
LL1
IREG
for 5 V
Table 24-22. LCD Power Supply Configuration
For 5 V glass operation V
V
HREFSEL = 1 to set V
Charge pump is used to generate V
For 3 V glass operation V
V
Charge pump is used to generate V
For 5 V glass operation V
V
Charge pump is used to generate V
For 3 V glass operation V
V
Charge pump is disabled.
Resistor Bias network is used to create V
For 5 V glass operation V
V
Charge pump is disabled.
Resistor Bias network is used to create V
For 5 V glass operation HREFSEL = 1, V
V
V
Charge pump is used to generate V
LCD
LCD
LCD
LCD
LCD
IREG
LCD i
is not connected.
(1.67 V) is connected to V
is not connected
is not connected
is not connected.
s not connected.
is connected V
LCD Power Supply Configuration
LL1
LL1
internally.
LCD
LL3
LL3
LL3
LL3
= V
must equal 3 V.
must equal 5 V.
must equal 3 V.
must equal 5 V.
must equal 1.67 V.
LCD
LL1
* 3/3
LL2
LL1
LL1
LL2
, and V
and V
and V
and V
IREG
LL1
LL1
and V
and V
LL2
LL2
LL3
= 1.67 V.
LL3
.
LL2
LL2
.
10
11
11
11
11
11
X
X
X
X
1
1
LCD Driver Module
X
X
X
X
X
0
1
1
1
0
0
1
0
0
0
0
1
0
24-33