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54FCT244FMQB 参数 Datasheet PDF下载

54FCT244FMQB图片预览
型号: 54FCT244FMQB
PDF下载: 下载PDF文件 查看货源
内容描述: 八路缓冲器/带三态输出TTL输入和兼容的输出电平线路驱动器 [Octal Buffer/Line Driver with TRI-STATE Outputs TTL input and output level compatible]
分类和应用: 驱动器逻辑集成电路
文件页数/大小: 6 页 / 529 K
品牌: ROCHESTER [ Rochester Electronics ]
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TABLE 5
54FCT244
54FCT244
AC Electrical Characteristics for ’FCT Family Devices
Symbol
Parameter
54FCT
T
A
=
−55˚C to +125˚C
V
CC
= 4.5V–5.5V
C
L
= 50 pF
Min
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Propagation Delay
Data to Outputs
Output Enable
Time
Output Disable
Time
1.5
1.5
1.5
1.5
1.5
1.5
Max
7.5
7.5
10.5
10.5
8.0
8.0
ns
ns
ns
Units
Fig.
No.
Capacitance
Symbol
C
IN
C
OUT
(Note 5)
Parameter
Input Capacitance
Output Capacitance
Max
10.0
12.0
Units
pF
pF
Conditions
T
A
=
25˚C
V
CC
=
0V
V
CC
=
5.0V
Note 5:
C
OUT
is measured at frequency f
=
1 MHz, per MIL-STD-883B, Method 3012.
3
www.national.com
SPECIFICATION NUMBER: 54FCT244-M (N) REV -
Specification Number 54FCT244-M (N) REV A
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