MOTOROLA
ELECTRICAL CHARACTERISTICS
M68HC16 Z SERIES
A-10
USER’S MANUAL
Table A-11 Low Voltage 16.78-MHz DC Characteristics
(V
DD
and V
DDSYN
= 2.7 to 3.6Vdc, V
SS
= 0 Vdc, T
A
= T
L
to T
H)
Num
Characteristic
Symbol
Min
Max
Unit
1
Input High Voltage
VIH
0.7 (VDD)VDD + 0.3
V
2
Input Low Voltage
VIL
VSS – 0.3
0.2 (VDD)V
3
Input Hysteresis1
VHYS
0.5
—
V
4
Input Leakage Current 2
Vin = VDD or VSS
Input-only pins
Iin
–2.5
2.5
A
5
High Impedance (Off-State) Leakage
Current2Vin = VDD or VSS
All input/output and output pins
IOZ
–2.5
2.5
A
6
CMOS Output High Voltage
2, 3
IOH = –10.0 A
Group 1, 2, 4 input/output and output pins
VOH
VDD –0.2
—
V
7
IOL = 10.0 A
Group 1, 2, 4 input/output and output pins
VOL
—
0.2
V
8
IOH = –0.4 mA
Group 1, 2, 4 input/output and output pins
VOH
VDD –0.5
—
V
9
IOL = 0.8 mA Group 1 I/O pins, CLKOUT, FREEZE/QUOT, IPIPE0
IOL = 2.6 mA Group 2 and group 4 I/O pins, CSBOOT, BG/CS
IOL = 6 mA Group 3
VOL
—
0.4
V
10
Three State Control Input High Voltage
VIHTSC
7.2
9.1
V
11
Data Bus Mode Select Pull-up Current 4
Vin = VIL
Vin = VIH
IMSP
—
–8
–95
—
A
12
VDD Supply Current
5
Run6
LPSTOP, 4.194 MHz crystal, VCO Off (STSIM = 0)7
LPSTOP, 32.768 kHz crystal, VCO Off (STSIM =
0)7LPSTOP, external clock input frequency = max fsys
WAIT8
IDD
SIDD
WIDD
—
50
2
260
3.0
23
mA
A
mA
13
Clock Synthesizer Operating Voltage
VDDSYN
2.7
3.6
V
14
MC68CM16Z1VDDSYN Supply Current
VCO on, crystal reference, maximum fsys
External clock, maximum fsys
LPSTOP, 4.194 MHz crystal reference, VCO off (STSIM = 0)
7VDD powered down
IDDSYN
—
2
2.5
2
mA
14A
MC68CK16Z1/Z4 VDDSYN Supply Current
VCO on, crystal reference, maximum fsys
External clock, maximum fsys
LPSTOP, 32.768 kHz crystal reference, VCO off (STSIM = 0)
732.768 kHz, VDD powered down
IDDSYN
—
655
2.5
150
70
A
mA
A
15
RAM Standby Voltage9
Specified VDD applied
VDD = VSS
VSB
0.0
2.7
VDD
3.6
V
16
MC68CK16Z1/Z4 RAM Standby Current
4, 9, 10
Normal RAM operation
V
DD
> V
SB
– 0.5 V
Transient condition
V
SB
– 0.5 V
≥ V
DD
≥ V
SS
+
0.5 V
Standby operation
V
DD
< V
SS
+
0.5 V
ISB
—
10
3
50
A
mA
A