SM5221 SAMHOP [SamHop Microelectronics Corp.], SM5221 Datasheet - Page 14

• Manufacturer Part Number: SM5221
• Description: 32 KEYS ENCODER
• Manufacturer: SAMHOP [SamHop Microelectronics Corp.]

ELECTRICAL CHARACTERISTICS (Ta = 25℃, VDD = 3.0 V)
Supply Voltage
Current Consumption 1
Current Consumption 2
DOUT High Level Output Current
DOUT Low Level Output Currenl
LED High Level Output Current
LED Low Level Output Current
KI High Level Input Current
KI Low Level Input Current
KI High Level Input Voltage
KI Low Level Input Voltage
KI/O High Level Input Voltage
KI/O Low Level Input Voltage
KI/O High Level Input Current
KI/O Low Level Input Current
KI/O High Level Output Current
KI/O Low Level Output Current
CODE High Level Input Voltage
CODE High Level Input Current
CODE Low Level Input Current
CODE High Level Input Current
CODE Low Level Input Current
Characteristic
三合微科股份有限公司
S
AM
H
OP
Microelectronics Corp.
Symbol
I
I
I
I
V
V
I
V
V
I
I
V
V
I
DD1
I
I
I
I
OH1
OH2
I
I
OH3
I
I
DD2
OL1
OL2
OL3
IH1
IH2
IH3
IH4
IL1
IL2
IL3
IL4
IH1
IH2
IH3
DD
IL1
IL2
0.7 V
Min.
2.0
-15
1.3
1.0
1.1
35
-3
1
5
0
0
2
5
Page 14
DD
Typ.
-8.0
3.0
0.1
-30
1.5
30
0.3V
-0.2
Max.
3.3
1.0
1.0
30
V
V
-0.2
-0.2
100
0.4
2.5
0.2
-10
30
7
DD
DD
DD
Unit
mA
mA
mA
mA
V
V
V
V
V
V
SM5221-001/002
A
A
A
A
A
A
A
A
A
A
A
A
32 KEYS ENCODER
Pull up
Pull up
Pull down V
Pull down V
f osc = 455 kHz
f osc = STOP
Vo = 1.5 V
Vo = 0.3 V
Vo = 2.7 V
Vo = 0.3 V
V
V
V
V
Vo = 2.5 V
Vo = 1.7 V
IN
IN
IN
IN
V.2.0 Mar 8,2002
= 3.0 V
= 0 V
= 3.0 V
= 0 V
Conditions
V
V
IN
IN
IN
IN
= 3.0 V
= 0 V
= 3.0 V
= 0 V