參數(shù)資料
型號(hào)： KS57C2504
廠(chǎng)商： SAMSUNG SEMICONDUCTOR CO. LTD.
元件分類(lèi)： 4位微控制器
英文描述： 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述： 4位單片機(jī)的小型通用紅外遙控器
文件頁(yè)數(shù)： 75/94頁(yè)
文件大?。?/td> 763K
代理商： KS57C2504
S3C7254
PRODUCT SPECIFICATION
4–75
Table 31. D.C. Electrical Characteristics
(T
A
= – 40
°
C to + 85
°
C, V
DD
= 2.7 V to 6.0 V)
Parameter
Input High
Voltage
Symbol
V
IH1
Conditions
Min
Typ
–
Max
V
DD
Units
V
Ports 2, 3, P4.0 and P4.2
0.7 V
DD
V
IH2
V
IH3
V
IL1
Ports 0, 1, P4.1 and
RESET
X
IN
, X
OUT
and XT
IN
Ports 2, 3, P4.0 and P4.2
0.8 V
DD
V
DD
– 0.5
–
–
V
DD
V
DD
0.3 V
DD
–
Input Low
Voltage
–
V
V
IL2
V
IL3
V
OH1
Ports 0, 1, P4.1 and
RESET
X
IN
, X
OUT
and XT
IN
V
DD
= 4.5 V to 6.0 V
I
OH
= – 3 mA
Ports 0, 2, 3 and 4
V
DD
= 4.5 V to 6.0 V
I
OH
= – 100 μA
Port 5
V
DD
= 4.5 V to 6.0 V
I
OL
= 15 mA
Ports 0, 2, 3 and 4
V
DD
= 4.5 V to 6.0 V
I
OL
= 100 μA
Port 5
–
–
0.2 V
DD
0.4
–
–
Output High
Voltage
V
DD
– 2.0
V
DD
– 0.4
–
V
V
OH2
V
DD
– 2.0
–
–
Output Low
Voltage
V
OL1
–
0.4
2
V
V
OL2
–
–
1
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