欢迎访问ic37.com |
会员登录 免费注册
发布采购

74F245 参数 Datasheet PDF下载

74F245图片预览
型号: 74F245
PDF下载: 下载PDF文件 查看货源
内容描述: 八路双向收发器与3态输出 [Octal Bidirectional Transceiver with 3-STATE Outputs]
分类和应用:
文件页数/大小: 8 页 / 96 K
品牌: FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
 浏览型号74F245的Datasheet PDF文件第1页浏览型号74F245的Datasheet PDF文件第2页浏览型号74F245的Datasheet PDF文件第4页浏览型号74F245的Datasheet PDF文件第5页浏览型号74F245的Datasheet PDF文件第6页浏览型号74F245的Datasheet PDF文件第7页浏览型号74F245的Datasheet PDF文件第8页  
Absolute Maximum Ratings(Note 1)  
Recommended Operating  
Conditions  
Storage Temperature  
65°C to +150°C  
Ambient Temperature under Bias  
Junction Temperature under Bias  
VCC Pin Potential to Ground Pin  
Input Voltage (Note 2)  
55°C to +125°C  
55°C to +150°C  
0.5V to +7.0V  
Free Air Ambient Temperature  
Supply Voltage  
0°C to +70°C  
+4.5V to +5.5V  
0.5V to +7.0V  
Input Current (Note 2)  
30 mA to +5.0 mA  
Voltage Applied to Output  
in HIGH State (with VCC = 0V)  
Standard Output  
0.5V to VCC  
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.  
3-STATE Output  
0.5V to +5.5V  
Current Applied to Output  
in LOW State (Max)  
Note 2: Either voltage limit or current limit is sufficient to protect inputs.  
twice the rated IOL (mA)  
4000V  
ESD Last Passing Voltage (Min)  
DC Electrical Characteristics  
V
Symbol  
Parameter  
Input HIGH Voltage  
Min  
Typ  
Max  
Units  
Conditions  
CC  
V
V
V
V
2.0  
V
V
V
V
Recognized as a HIGH Signal  
Recognized as a LOW Signal  
IH  
Input LOW Voltage  
0.8  
IL  
Input Clamp Diode Voltage  
Output HIGH Voltage  
1.2  
Min  
Min  
I
I
I
I
I
I
= −18 mA  
CD  
OH  
IN  
10% V  
10% V  
2.4  
2.0  
2.7  
= −3 mA (A )  
n
CC  
OH  
OH  
OH  
OL  
OL  
= −15 mA (B )  
CC  
n
5% V  
= −3 mA (A )  
n
CC  
V
Output LOW Voltage  
Input HIGH Current  
10% V  
10% V  
0.5  
0.55  
5.0  
V
Min  
= 24 mA (A )  
n
OL  
CC  
CC  
= 64 mA (B )  
n
I
I
I
I
µA  
µA  
mA  
µA  
V
Max  
Max  
Max  
Max  
0.0  
V
= 2.7V  
IH  
IN  
Input HIGH Current Breakdown Test  
7.0  
V
V
V
= 7.0V (OE, T/R)  
BVI  
IN  
Input HIGH Current Breakdown (I/O)  
Output HIGH Leakage Current  
Input Leakage  
0.5  
50  
= 5.5 V (A , B )  
n n  
BVIT  
CEX  
IN  
= V (A , B )  
OUT  
CC  
n
n
V
4.75  
I
= 1.9 µA  
ID  
ID  
OD  
IL  
Test  
All Other Pins Grounded  
V = 150 mV  
IOD  
I
Output Leakage  
3.75  
µA  
0.0  
Circuit Current  
All Other Pins Grounded  
I
Input LOW Current  
1.2  
mA  
Max  
V
V
V
V
V
V
V
V
V
= 0.5V (T/R, OE)  
IN  
I
I
I
+ I  
Output Leakage Current  
Output Leakage Current  
Output Short-Circuit Current  
70  
650  
150  
225  
500  
90  
µA  
µA  
Max  
Max  
Max  
= 2.7V (A , B )  
n n  
IH  
IL  
OZH  
OUT  
OUT  
OUT  
OUT  
OUT  
+ I  
= 0.5V (A , B )  
n n  
OZL  
60  
mA  
= 0V (A )  
n
OS  
100  
= 0V (B )  
n
I
I
I
I
Bus Drainage Test  
µA  
mA  
mA  
mA  
0.0V  
Max  
Max  
Max  
= 5.25V(A , B )  
n n  
ZZ  
Power Supply Current  
Power Supply Current  
Power Supply Current  
70  
95  
85  
= HIGH  
CCH  
CCL  
CCZ  
O
O
O
120  
110  
= LOW  
= HIGH Z  
3
www.fairchildsemi.com  
 复制成功!