mpc5644a Freescale Semiconductor, Inc, mpc5644a Datasheet - Page 81

• Manufacturer Part Number: mpc5644a
• Description: Mpc5644a Microcontroller Data Sheet
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
5a
5b
5c
5d
5e Vdd33 ILim CC C Voltage regulator 3.3 V DC
6a
6b
6c
6d
7a
7b
7c
ID
5
6
7
8
Por3.3V_r CC C Nominal POR for rising
Por3.3V_f CC C Nominal POR for falling
Lvi3p3_h
Idd3p3
Vdd33
Lvi3p3
Lvi5p0
—
—
—
—
—
—
—
—
Name
CC C Nominal 3.3 V supply
CC C Nominal 3.3 V supply
CC C Nominal 3.3 V supply
CC C Voltage regulator 3.3 V
CC C Voltage regulator 3.3 V
CC C Nominal LVI for rising 3.3 V
CC C Variation of LVI for rising
CC C Variation of LVI for rising
CC C Trimming step LVI 3.3 V
CC C LVI 3.3 V hysteresis
CC C Variation of POR for rising
CC C Variation of POR for falling
CC C Nominal LVI for rising 5 V
Table 15. PMC Electrical Characteristics (continued)
internal regulator DC output
voltage
internal regulator DC output
voltage variation at
power-on reset
internal regulator DC output
voltage variation power-on
reset
output impedance at
maximum DC load
maximum DC output
current
current limit
supply
3.3 V supply at power-on
reset
3.3 V supply after power-on
reset
3.3 V supply
3.3 V supply
3.3 V supply
3.3 V supply
V
DDREG
Preliminary—Subject to Change Without Notice
MPC5644A Microcontroller Data Sheet, Rev. 4
Parameter
supply
Lvi3p3-6%
Lvi3p3-3%
Por3.3V_r-
Por3.3V_f-
Vdd33 -
Vdd33 -
8.5%
7.5%
35%
35%
Min
—
—
80
—
—
—
—
—
—
—
Por3.3V_r Por3.3V_r+
Por3.3V_f Por3.3V_f+
Vdd33
Vdd33
Lvi3p3
Lvi3p3
3.090
4.290
3.39
1.96
1.76
Typ
130
—
—
20
60
Lvi3p3+6%
Lvi3p3+3%
Vdd3 + 7% V
Vdd33 +
Max
35%
35%
7%
—
—
—
—
—
—
—
—
—
2
V
Unit
mA
mA
mV
mV
Electrical characteristics

V
V
V
V
V
V
V
V
V
See note
With internal
load up
to Idd3p3
The Lvi3p3
specs are also
valid for the
Vddeh LVI
See note
See note
The 3.3V POR
specs are also
valid for the
V
DDEH
Notes
POR
5
6
6
81