mc9s12e256 Freescale Semiconductor, Inc, mc9s12e256 Datasheet - Page 569
mc9s12e256
Manufacturer Part Number
mc9s12e256
Description
Hcs12 Microcontrollers 16-bit Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC9S12E256.pdf
(602 pages)
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A.2
This section describes the characteristics of the on chip voltage regulator.
1
2
3
Freescale Semiconductor
Num
Monitors V
Monitors V
Monitors V
1
3
4
5
6
7
Voltage Regulator
C
P
P
P
C
P
P
DDA
DD
DD
, active only in Full Performance Mode. V
. Active in all modes.
, active only in Full Performance Mode. Indicates I/O & ADC performance degradation due to low supply voltage.
Input Voltages
Output Voltage Core
Output Voltage PLL
Low Voltage Interrupt
Low Voltage Reset
Power-on Reset
Full Performance Mode
Full Performance Mode
Assert Level
Deassert Level
Assert Level
Deassert Level
Assert Level
Deassert Level
Characteristic
Table A-9. Voltage Regulator Electrical Parameters
3
2
1
MC9S12E256 Data Sheet, Rev. 1.08
LVRA
and V
Symbol
V
V
V
V
V
V
VDDR,A
V
V
PORD
DDPLL
V
PORD
PORA
LVRA
LVRD
LVIA
LVID
DD
must overlap
2.97
2.35
2.35
4.15
2.25
0.97
Min
4.0
—
—
Appendix A Electrical Characteristics
4.37
4.52
Typ
2.5
2.5
—
—
—
---
---
Max
2.75
2.75
4.66
4.77
2.55
2.05
5.5
—
—
Unit
V
V
V
V
V
V
V
V
V
569
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