em6521 EM Microelectronic, em6521 Datasheet - Page 65

• Manufacturer Part Number: em6521
• Description: Mfp Version Of Em6621 Ultra Low Power Microcontroller With 4x20 Lcd Driver
• Manufacturer: EM Microelectronic

20.7 DC characteristics - I/O Pins
Conditions: T= 0 ... 60°C (unless otherwise specified)
Parameter
Input Low voltage
Ports A,B,SP,Test,Reset
QIN
QOUT (note 7)
Input High voltage
Ports A,B,SP,Test,Reset
QIN
QOUT (note 7)
Output Low Current
Port B,SP,
Strobe,
Buzzer
Output High Current
Port B,SP,
Strobe,
Buzzer
Input Pull-down
Test, Reset
Input Pull-down
Port A,B,SP
Input Pull-up
Port A,B,SP
Note 7 ; QOUT (OSC2) is used only with Quartz.
Copyright © 2005, EM Microelectronic-Marin SA
R
Conditions
V
V
V
V
V
V
V
V
V
V
V
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
=3.0V , V
=3.0V , V
=3.0V , V
=3.0V , V
=3.0V, V
=3.0V , V
=3.0V , V
=3.0V , V
=3.0V, Pin at 3.0V, 25 ° C
=3.0V, Pin at 3.0V, 25 ° C
=3.0V, Pin at 0.0V, 25 ° C
OL
OL
OL
OL
OH
OH
OH
OH
=0.15V
= V
=0.30V
=0.50V
=1.00V
= V
= V
= V
DD
DD
DD
DD
-0.15V
-0.30V
-0.50V
-1.00V
65
Symb
V
V
V
V
I
I
I
I
I
I
I
I
R
R
R
OL
OL
OL
OL
OH
OH
OH
OH
IL
IL
IH
IH
PD
PD
PU
V
V
0.7 V
0.9 V
7
70k
72k
Min.
SS
SS
DD
reg
100k
103k
1.8
3.6
5.8
11.0
-1.2
-2.4
-3.9
-7.0
15k
Typ.
www.emmicroelectronic.com
0.3 V
0.1 V
V
V
130k
134k
-4.5
Max.
EM6521
DD
reg
DD
reg
Unit
V
V
V
V
mA
mA
mA
mA
mA
mA
mA
mA
Ohm
Ohm
Ohm