MC9S12E256VFUE Freescale Semiconductor, MC9S12E256VFUE Datasheet - Page 356
![IC MCU 256K FLASH 25MHZ 80-QFP](/photos/12/46/124602/mc9s12e256vfue_sml.jpg)
MC9S12E256VFUE
Manufacturer Part Number
MC9S12E256VFUE
Description
IC MCU 256K FLASH 25MHZ 80-QFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheet
1.MC9S12E256CFUE.pdf
(602 pages)
Specifications of MC9S12E256VFUE
Core Processor
HCS12
Core Size
16-Bit
Speed
25MHz
Connectivity
EBI/EMI, I²C, SCI, SPI
Peripherals
POR, PWM, WDT
Number Of I /o
60
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
2.35 V ~ 2.75 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 105°C
Package / Case
80-QFP
Processor Series
S12E
Core
HCS12
Data Bus Width
16 bit
Data Ram Size
16 KB
Interface Type
I2C, SCI, SPI
Maximum Clock Frequency
50 MHz
Number Of Programmable I/os
60
Number Of Timers
12
Maximum Operating Temperature
+ 105 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWHCS12
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 16 Channel
On-chip Dac
8 bit, 2 Channel
Package
80PQFP
Family Name
HCS12
Maximum Speed
50 MHz
For Use With
M68EVB912E128 - BOARD EVAL FOR MC9S12E128/64
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC9S12E256VFUE
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Chapter 11 Pulse Width Modulator with Fault Protection (PMF15B6CV2)
Center-aligned operation is illustrated in
Edge-aligned operation is illustrated in
356
PWM pulse width = (PWM value)
PWM pulse width = (PWM value)
UP/DOWN COUNTER
PWM VALUE = 0
PWM VALUE = 1
PWM VALUE = 2
PWM VALUE = 3
PWM VALUE = 4
MODULUS = 4
COUNT
4/4 = 100%
1/4 = 25%
2/4 = 50%
3/4 = 75%
0/4 = 0%
PWM VALUE = 0
PWM VALUE = 1
PWM VALUE = 2
PWM VALUE = 3
PWM VALUE = 4
Figure 11-45. Center-Aligned PWM Pulse Width
Figure 11-46. Edge-Aligned PWM Pulse Width
MODULUS = 4
UP COUNTER
0
4/4 = 100%
1/4 = 25%
2/4 = 50%
3/4 = 75%
1
0/4 = 0%
COUNT
MC9S12E256 Data Sheet, Rev. 1.08
2
Figure
Figure
3
(PWM clock period) 2
(PWM clock period)
1 2 3 0
4
11-46.
11-45.
3
2
1
0
1
2
3
4
3
Freescale Semiconductor
2
1
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