Input/Output Characteristics - Holtek HT67F2350 Manual

HT67F2350/HT67F2360
HT67F2370/HT67F2390
Advanced A/D Flash MCU with LCD & EEPROM

Input/Output Characteristics

Symbol Parameter
Input Low Voltage for I/O Ports or Input
Pins
V
IL
Input Low Voltage for External Reset Pin
Input High Voltage for I/O Ports or Input
Pins
V
IH
Input High Voltage for External Reset Pin
I Sink Current for I/O Pins
OL
I Source Current for I/O Pins
OH
R Pull-high Resistance for I/O Ports
PH
I Input leakage current
LEAK
t TM Capture Input Minimum Pulse Width
TPI
t TM Clock Input Minimum Pulse Width
TCK
t Interrupt Input Pin Minimum Pulse Width
INT
t External Reset Pin Minimum Pulse Width
RES
Minimum Software Reset Pulse Width to
t
SRESET
Reset
Note: The R internal pull high resistance value is calculated by connecting to ground and enabling the input pin
PH
with a pull-high resistor and then measuring the input sink current at the specified supply voltage level.
Dividing the voltage by this measured current provides the R
Rev. 1.60
Test Conditions
V Conditions
DD
5V —
— —
— —
5V —
— —
— —
3V
V =0.1V
OL DD
5V
V =0.9V ,
3V
OH DD
SLEDCn[m+1:m]=00,
n=0, 1, 2, 3 or 4, m=0, 2,
5V
4 or 6
V =0.9V ,
3V
OH DD
SLEDCn[m+1:m]=01,
n=0, 1, 2, 3 or 4, m=0, 2,
5V
4 or 6
V =0.9V ,
3V
OH DD
SLEDCn[m+1:m]=10,
n=0, 1, 2, 3 or 4, m=0, 2,
5V
4 or 6
V =0.9V ,
3V
OH DD
SLEDCn[m+1:m]=11,
n=0, 1, 2, 3 or 4, m=0, 2,
5V
4 or 6
3V —
(Note)
5V —
5V V =V or V =V
IN DD IN
— —
— —
— —
— —
— —
value.
PH
45
Ta=25°C
Min. Typ. Max.
0 — 1.5
0 — 0.2V
DD
0 — 0.4V
DD
3.5 — 5.0
0.8V — V
DD DD
0.9V — V
DD DD
16 32 —
32 64 —
-0.7 -1.5 —
-1.5 -2.9 —
-1.3 -2.5 —
-2.5 -5.1 —
-1.8 -3.6 —
-3.6 -7.3 —
-4.0 -8.0 —
-8.0 -16.0 —
20 60 100
10 30 50
— — ±1
SS
0.3 — —
0.3 — —
10 — —
10 — —
45 90 120
May 16, 2019
Unit
V
V
mA
mA
kΩ
μA
μs
μs
μs
μs
μs