MCF51EM256CLL Freescale Semiconductor, MCF51EM256CLL Datasheet - Page 35

• 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

2.10
Freescale Semiconductor
Num
1
2
3
4
5
6
7
C
C
C
C
P
P Internal reference frequency — user trimmed
T Internal reference start-up time
P
P
P
P
P
Average internal reference frequency — factory trimmed
DCO output frequency range
— trimmed
DCO output frequency
Resolution of trimmed DCO output frequency at fixed voltage
and temperature (using FTRIM)
Resolution of trimmed DCO output frequency at fixed voltage
and temperature (not using FTRIM)
Internal Clock Source (ICS) Characteristics
Figure 11. Typical Crystal or Resonator Circuit: High Range and Low Range/High Gain
Table 17. ICS Frequency Specifications (Temperature Range = –40 to 85 °C Ambient)
Reference = 32768 Hz
at V
and DMX32 = 1
DD
= 3.6 V and temperature = 25 °C
Figure 12. Typical Crystal or Resonator Circuit: Low Range/Low Gain
2
MCF51EM256 Series ColdFire Microcontroller Data Sheet, Rev.3
2
Characteristic
Preliminary—Subject to Change Without Notice
C
1
EXTAL
EXTAL
Low range (DRS = 00)
Mid range (DRS = 01)
High range (DRS = 10)
Low range (DRS = 00)
Mid range (DRS = 01)
High range (DRS = 10)
Crystal or Resonator
Crystal or Resonator
XOSC
XOSC
R
F
f
Δf
Δf
dco_DMX32
Symbol
XTAL
XTAL
dco_res_t
dco_res_t
f
f
t
f
dco_u
int_ut
IRST
int_ft
R
S
C
2
31.25
Min
16
32
48
—
—
—
—
—
—
—
Typical
Electrical Characteristics
32.768
19.92
39.85
59.77
±0.1
±0.2
60
—
—
—
—
1
39.06
Max
±0.2
±0.4
100
20
40
60
—
—
—
—
%f
%f
Unit
MHz
MHz
kHz
kHz
μs
dco
dco
35