MC9S12E128CPVE Freescale Semiconductor, MC9S12E128CPVE Datasheet - Page 185

IC MCU 128K FLASH 25MHZ 112-LQFP

MC9S12E128CPVE

Manufacturer Part Number
MC9S12E128CPVE
Description
IC MCU 128K FLASH 25MHZ 112-LQFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheets

Specifications of MC9S12E128CPVE

Core Processor
HCS12
Core Size
16-Bit
Speed
25MHz
Connectivity
EBI/EMI, I²C, SCI, SPI
Peripherals
POR, PWM, WDT
Number Of I /o
91
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K 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 ~ 85°C
Package / Case
112-LQFP
Processor Series
S12E
Core
HCS12
Data Bus Width
16 bit
Data Ram Size
8 KB
Interface Type
SCI/SPI
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
92
Number Of Timers
12
Operating Supply Voltage
3.135 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWHCS12
Minimum Operating Temperature
- 40 C
On-chip Adc
16-ch x 10-bit
On-chip Dac
2-ch x 8-bit
Controller Family/series
HCS12/S12X
No. Of I/o's
90
Ram Memory Size
8KB
Cpu Speed
25MHz
No. Of Timers
4
Embedded Interface Type
I2C, SCI, SPI
Rohs Compliant
Yes
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
Lead free / RoHS Compliant

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Price
Part Number:
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1 560
Part Number:
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The sequence for clock quality check is shown in
1. A Clock Monitor Reset will always set the SCME bit to logical’1’
Freescale Semiconductor
POR
check window
Clock OK
or clock monitor reset
check the OSCCLK signal.
LVR
Remember that in parallel to additional actions caused by self-clock mode
osc ok
num=0
OSCCLK
active?
SCM
VCO
clock
?
yes
no
exit full stop
no
yes
Figure 4-20. Sequence for Clock Quality Check
1
CM fail
1 2 3 4 5
Figure 4-19. Check Window Example
Switch to OSCCLK
check window
1
MC9S12E128 Data Sheet, Rev. 1.07
2
handling the clock quality checker continues to
num=num+1
Exit SCM
num<50
3
?
yes
NOTE
Clock Monitor Reset
Enter SCM
Figure
4095
osc ok
no
4096
4-20.
yes
Chapter 4 Clocks and Reset Generator (CRGV4)
SCME=1
active?
SCM
49999
?
no
yes
no
50000
num=50
185

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