MC56F8245VLD Freescale Semiconductor, MC56F8245VLD Datasheet - Page 279
MC56F8245VLD
Manufacturer Part Number
MC56F8245VLD
Description
DSC 48K FLASH 60MHZ 44-LQFP
Manufacturer
Freescale Semiconductor
Series
56F8xxxr
Datasheets
1.TWR-56F8257.pdf
(88 pages)
2.MC56F8245VLD.pdf
(14 pages)
3.MC56F8245VLD.pdf
(2 pages)
4.MC56F8245VLD.pdf
(629 pages)
Specifications of MC56F8245VLD
Core Processor
56800E
Core Size
16-Bit
Speed
60MHz
Connectivity
CAN, I²C, LIN, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
35
Program Memory Size
48KB (24K x 16)
Program Memory Type
FLASH
Ram Size
3K x 16
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x12b, D/A 1x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 105°C
Package / Case
44-LQFP
Product
DSCs
Processor Series
56800E
Core
56800E
Device Million Instructions Per Second
60 MIPs
Maximum Clock Frequency
60 MHz
Number Of Programmable I/os
35
Data Ram Size
6 KB
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 105 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
On-chip Adc
12 bit, 4 Channel
Package
44LQFP
Family Name
MC56F82xx
Maximum Speed
60 MHz
Data Bus Width
16 Bit
Interface Type
I2C/SCI/SPI
On-chip Dac
1-chx12-bit
Number Of Timers
8
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:
MC56F8245VLD
Manufacturer:
FREESCAL
Quantity:
269
Company:
Part Number:
MC56F8245VLD
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
- TWR-56F8257 PDF datasheet
- MC56F8245VLD PDF datasheet #2
- MC56F8245VLD PDF datasheet #3
- MC56F8245VLD PDF datasheet #4
- Current page: 279 of 629
- Download datasheet (4Mb)
The deadtime generators automatically insert software-selectable activation delays into
the pair of PWM outputs. The deadtime registers (DTCNT0 and DTCNT1) specify the
number of IPBus clock cycles to use for deadtime delay. Every time the deadtime
generator inputs change state, deadtime is inserted. Deadtime forces both PWM outputs
in the pair to the inactive state.
When deadtime is inserted in complementary PWM signals connected to an inverter
driving an inductive load, the PWM waveform on the inverter output will have a different
duty cycle than what appears on the output pins of the PWM module. This results in a
distortion in the voltage applied to the load. A method of correcting this, adding to or
subtracting from the PWM value used, is discussed next.
Freescale Semiconductor
VAL1 ($0100)
VAL3
VAL0 ($0000)
VAL2
INIT ($FF00)
no deadtime
with deadtime
PWMB
PWMA
PWMB
PWMA
DTCNT0
MC56F825x/4x Reference Manual, Rev. 2, 10/2010
Figure 7-226. Deadtime Insertion
DTCNT1
Preliminary
Chapter 7 Enhanced Flex Pulse Width Modulator (eFlexPWM)
279
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