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參數(shù)資料
| 型號(hào)： | 74F243SCQB |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Quad Bus Transceiver with TRI-STATE Outputs |
| 中文描述： | 四總線收發(fā)器具有三態(tài)輸出 |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大?。?/td> | 133K |
| 代理商： | 74F243SCQB |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Storage Temperature
b
65
§
C to
a
150
§
C
b
55
§
C to
a
125
§
C
b
55
§
C to
a
175
§
C
b
55
§
C to
a
150
§
C
Ambient Temperature under Bias
Junction Temperature under Bias
Plastic
V
CC
Pin Potential to
Ground Pin
b
0.5V to
a
7.0V
b
0.5V to
a
7.0V
b
30 mA to
a
5.0 mA
Input Voltage (Note 2)
Input Current (Note 2)
Voltage Applied to Output
in HIGH State (with V
CC
e
0V)
Standard Output
TRI-STATE Output
b
0.5V to V
CC
b
0.5V to
a
5.5V
Current Applied to Output
in LOW State (Max)
twice the rated I
OL
(mA)
ESD Last Passing Voltage (Min)
4000V
Note 1:
Absolute maximum ratings are values beyond which the device may
be damaged or have its useful life impaired. Functional operation under
these conditions is not implied.
Note 2:
Either voltage limit or current limit is sufficient to protect inputs.
Recommended Operating
Conditions
Free Air Ambient Temperature
Military
Commercial
b
55
§
C to
a
125
§
C
0
§
C to
a
70
§
C
Supply Voltage
Military
Commercial
a
4.5V to
a
5.5V
a
4.5V to
a
5.5V
DC Electrical Characteristics
Symbol
Parameter
54F/74F
Units
V
CC
Conditions
Min
Typ
Max
V
IH
Input HIGH Voltage
2.0
V
Recognized as a HIGH Signal
V
IL
Input LOW Voltage
0.8
V
Recognized as a LOW Signal
V
CD
Input Clamp Diode Voltage
b
1.2
V
Min
I
IN
e b
18 mA
I
OH
e b
3 mA (A
n
, B
n
)
I
OH
e b
12 mA (A
n
, B
n
)
I
OH
e b
3 mA (A
n
, B
n
)
I
OH
e b
15 mA (A
n
, B
n
)
I
OH
e b
3 mA (A
n
, B
n
)
I
OL
e
48 mA (A
n
, B
n
)
I
OL
e
64 mA (A
n
, B
n
)
V
IN
e
2.7V
V
OH
Output HIGH
Voltage
54F 10% V
CC
54F 10% V
CC
74F 10% V
CC
74F 10% V
CC
74F 5% V
CC
2.4
2.0
2.4
2.0
2.7
V
Min
V
OL
Output LOW
Voltage
54F 10% V
CC
74F 10% V
CC
0.55
0.55
V
Min
I
IH
Input HIGH
Current
54F
74F
20.0
5.0
m
A
Max
I
BVI
Input HIGH Current
Breakdown Test
54F
74F
100
7.0
m
A
Max
V
IN
e
7.0V (E
1
, E
2
)
I
BVIT
Input HIGH Current
Breakdown (I/O)
54F
74F
1.0
0.5
mA
Max
V
IN
e
5.5V (A
n
, B
n
)
I
CEX
Output HIGH
Leakage Current
54F
74F
250
50
m
A
Max
V
OUT
e
V
CC
V
ID
Input Leakage
Test
74F
4.75
V
0.0
I
ID
e
1.9
m
A
All Other Pins Grounded
I
OD
Output Leakage
Circuit Current
74F
3.75
m
A
0.0
V
IOD
e
150 mV
All Other Pins Grounded
I
IL
I
IH
a
I
OZH
I
IL
a
I
OZL
Input LOW Current
b
1.0
mA
Max
V
IN
e
0.5V (E
1
, E
2
)
V
OUT
e
2.7V (A
n
, B
n
)
V
OUT
e
0.5V (A
n
, B
n
)
V
OUT
e
0V (A
n
, B
n
)
V
O
e
HIGH
V
O
e
LOW
V
O
e
HIGH Z
Output Leakage Current
70
m
A
Max
Output Leakage Current
b
1.6
mA
Max
I
OS
Output Short-Circuit Current
b
100
b
225
mA
Max
I
CCH
Power Supply Current
64
80
mA
Max
I
CCL
Power Supply Current
64
90
mA
Max
I
CCZ
Power Supply Current
71
90
mA
Max
3
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F243SCX | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243SMQB | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243SMX | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243DMQB | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243DMX | Quad Bus Transceiver with TRI-STATE Outputs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F243SCX | 功能描述:總線收發(fā)器 Quad Bus Transceiver RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel |
| 74F243SMQB | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243SMX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Quad Bus Transceiver with TRI-STATE Outputs |
| 74F244 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal Buffers/Line Drivers with 3-STATE Outputs |
| 74F244B | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal buffers 3-State |
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