MCF51EM256CLL Freescale Semiconductor, MCF51EM256CLL Datasheet - Page 461

• 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

21.3
The ADC module supports up to four pairs of differential inputs and 24 single-ended inputs. Each
differential pair requires two inputs, DADPx and DADMx.The ADC also requires four
supply/reference/ground connections.
Freescale Semiconductor
External Signal Description
ADHWTSA
ADHWTSn
MCU STOP
Compare true
Interrupt
DADM0
DADM3
ADHWT
TempM
DADP0
DADP3
TempP
V
V
V
V
AD23
MCF51EM256 Series ColdFire Integrated Microcontroller Reference Manual, Rev. 8
V
V
REFH
ALTH
REFL
AD4
ALTL
BGH
BGL
1
DADM0-DADM3
DADP0-DADP3
ADVINP
ADVINM
Conversion
Trigger
Control
Name
Figure 21-1. ADC Block Diagram
Table 21-2. Signal Properties
ADCCV1, ADCCV2
Offset Subtractor
Control Sequencer
CV1
Formatting
Averager
Compare
Logic
D
CV2
SAR Converter
ADTRG
Control Registers (ADCSC2, ADCCFG1, ADCCFG2)
transfer
Differential Analog Channel Inputs
Differential Analog Channel Inputs
Compare true
ACFGT, ACREN
AVGE, AVGS
MODE, DIFFn
ADCK
ADCOFS
ACFE
Function
ADCSC1A
ADCSC1n
Divide
Clock
1
ADCRHA:ADCRLA
ADCRHn:ADCRLn
PG, MG
OFS
CLMx
CLPx
Analog-to-Digital Converter (S08ADC16)
ADCCFG1,2
ADACKEN
ADCSC3
ADCSC2
CAL
Clock Gen
ADCCLMx
Calibration
ADCCLPx
ADCxG
÷2
Async
CALF
Bus Clock
ALTCLK
ADACK
21-5