Technical Data
MC68HC705C8A
—
Rev. 3
176
Electrical Specifications
MOTOROLA
Electrical Specifications
13.8 3.3-Volt DC Electrical Characteristics
Characteristic
(1)
1. V
DD
= 3.3 V
±
10%; V
SS
= 0 Vdc, T
A
= T
L
to T
H
, unless otherwise noted
2. Typical values at midpoint of voltage range, 25
°
C only.
3. I
DD
measured with port B pullup devices disabled.
4. Run (operating) I
DD
measured using external square wave clock source (f
OSC
= 2.0 MHz). All inputs 0.2 V from rail. No dc
loads. Less than 50 pF on all outputs. C
L
= 20 pF on OSC2. OSC2 capacitance linearly affects run I
DD.
5. Wait I
DD
measured using external square wave clock source (f
OSC
= 2.0 MHz). All inputs 0.2 V from rail. No dc loads. Less
than 50 pF on all outputs. C
L
= 20 pF on OSC2. V
IL
= 0.2 V, V
IH
= V
DD
–
0.2 V. All ports configured as inputs. SPI and SCI
disabled. If SPI and SCI enabled, add 10% current draw. OSC2 capacitance linearly affects wait I
DD
.
6. Stop I
DD
measured with OSC1 = V
DD
. All ports configured as inputs. V
IL
= 0.2 V; V
IH
= V
DD
–
0.2 V.
Symbol
Min
Typ
(2)
Max
Unit
Output voltage, I
Load
≤
10.0
μ
A
V
OL
V
OH
—
V
DD
–
0.1
—
—
0.1
—
V
Output high voltage
I
Load
=
–
0.2 mA
PA7
–
PA0, PB7
–
PB0, PC6
–
PC0, TCMP
(see
Figure 13-2
)
I
Load
=
–
0.4 mA
PD4
–
PD1 (see
Figure 13-3
)
I
Load
=
–
1.5 mA
PC7
V
OH
V
DD
–
0.3
—
—
—
—
—
—
V
Output low voltage (see
Figure 13-4
)
I
Load
= 0.4 mA
PA7
–
PA0, PB7
–
PB0, PC6
–
PC0, PD4
–
PD1
I
Load
= 6.0 mA
PC7
V
OL
—
—
—
—
0.3
0.3
V
Input high voltage
PA7
–
PA0, PB7
–
PB0, PC7
–
PC0, PD5
–
PD0,
PD7, TCAP, IRQ, RESET, OSC1
V
IH
0.7 x V
DD
—
V
DD
V
Input low voltage
PA7
–
PA0, PB7
–
PB0, PC7
–
PC0, PD5
–
PD0,
PD7, TCAP, IRQ, RESET, OSCI
V
IL
V
SS
—
0.2 x V
DD
V
Data-retention mode (0
°
C to 70
°
C)
V
RM
2.0
—
—
V
Supply current
(3)
Run
(4)
Wait
(5)
Stop
(6)
I
DD
—
—
—
1.53
0.711
2.0
3.0
1.0
20
mA
mA
μ
A
I/O ports hi-z leakage current
PA7
–
PA0, PB7
–
PB0, PC7
–
PC0, PD4
–
PD1,
PD7, RESET
I
IL
—
—
±
10
μ
A
Input current
IRQ, TCAP, OSC1, PD5, PD0
I
In
—
—
±
1
μ
A