mcf51ac256 Freescale Semiconductor, Inc, mcf51ac256 Datasheet - Page 18

• Manufacturer Part Number: mcf51ac256
• Description: Mcf51ac256 Coldfire Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Preliminary Electrical Characteristics
18
Num C
10
11
12
13
14
15
16
17
18
19
20
21
22
23
5
6
7
8
9
P
P Input high voltage; all digital inputs
P Input low voltage; all digital inputs
P Input hysteresis; all digital inputs
P Input leakage current; input only pins
P High Impedance (off-state) leakage current
P Internal pullup resistors
P Internal pulldown resistors
C Input Capacitance; all non-supply pins
P POR rearm voltage
D POR rearm time
P
P
P
P
P
P
D RAM retention voltage
T
Output low current — Max total I
Low-voltage detection threshold —
high range
Low-voltage detection threshold —
low range
Low-voltage warning threshold —
high range 1
Low-voltage warning threshold —
high range 0
Low-voltage warning threshold
low range 1
Low-voltage warning threshold —
low range 0
Low-voltage inhibit reset/recover hysteresis
MCF51AC256 ColdFire Microcontroller Data Sheet, Rev.1
Parameter
Preliminary—Subject to Change Without Notice
Table 10. DC Characteristics (continued)
3
4
OL
for all ports
2
V
V
V
V
V
V
V
V
V
V
V
V
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
2
falling
falling
falling
falling
falling
falling
rising
rising
rising
rising
rising
rising
5 V
3 V
5 V
3 V
Symbol
V
V
V
V
V
V
V
V
t
V
|I
V
I
R
R
V
|I
V
C
POR
LVW3
LVW2
LVW1
LVW0
LVD1
LVD0
OLT
POR
RAM
OZ
hys
hys
In
PU
PD
IH
IL
In
|
|
0.65 x V
0.06 x V
2.48
2.54
2.84
2.90
2.66
2.72
Min
0.9
3.9
4.0
4.5
4.6
4.2
4.3
20
20
10
—
—
—
—
—
—
—
—
—
DD
DD
Typical
2.56
2.62
2.92
2.98
2.74
2.80
100
0.1
0.1
1.4
4.0
4.1
4.6
4.7
4.3
4.4
0.6
45
45
60
—
—
—
—
—
—
1
0.35 x V
Freescale Semiconductor
Max
2.64
2.70
3.00
3.06
2.82
2.88
100
4.1
4.2
4.7
4.8
4.4
4.5
1.0
2.0
60
65
65
—
—
—
—
1
1
8
DD
Unit
mA
mV
mV
μA
μA
kΩ
kΩ
pF
μs
V
V
V
V
V
V
V
V
V