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參數(shù)資料
| 型號(hào)： | 74FCT245 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 8-Bit Transceiver |
| 中文描述： | 8位收發(fā)器 |
| 文件頁(yè)數(shù)： | 4/7頁(yè) |
| 文件大?。?/td> | 91K |
| 代理商： | 74FCT245 |
CY54/74FCT245T
4
Document #: 38
00318
B
Switching Characteristics
Over the Operating Range
Parameter
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Description
Propagation Delay
A to B or B to A
Output Enable Time
OE or T/R to A or B
Output Disable Time
OE or T/R to A or B
FCT245T
FCT245AT
Unit
ns
Fig.
No.
[13]
1, 3
Military
Min.
[12]
1.5
Commercial
Min.
[12]
1.5
Military
Min.
[12]
1.5
Commercial
Min.
[12]
1.5
Max.
7.5
Max.
7.0
Max.
4.9
Max.
4.6
1.5
10.0
1.5
9.5
1.5
6.5
1.5
6.2
ns
1, 7, 8
1.5
10.0
1.5
7.5
1.5
6.0
1.5
5.0
ns
1, 7, 8
Switching Characteristics
Over the Operating Range (continued)
Parameter
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Description
FCT245CT
FCT245DT
Commercial
Min.
[12]
1.5
Unit
ns
Fig.
No.
[13]
1, 3
Military
Min.
[12]
1.5
Commercial
Min.
[12]
1.5
Max.
4.5
Max.
4.1
Max.
3.8
Propagation Delay
A to B or B to A
Output Enable Time
OE or T/R to A or B
Output Disable Time
OE or T/R to A or B
1.5
6.2
1.5
5.8
1.5
5.0
ns
1, 7, 8
1.5
5.2
1.5
4.8
1.5
4.3
ns
1, 7, 8
Ordering Information
Speed
(ns)
3.8
Ordering Code
Package
Name
Q5
S5
Q5
S5
D6
L61
P5
Q5
S5
D6
L61
Q5
S5
D6
L61
Package Type
Operating
Range
Commercial
CY74FCT245DTQCT
CY74FCT245DTSOC/SOCT
CY74FCT245CTQCT
CY74FCT245CTSOC/SOCT
CY54FCT245CTDMB
CY54FCT245CTLMB
CY74FCT245ATPC
CY74FCT245ATQCT
CY74FCT245ATSOC/SOCT
CY54FCT245ATDMB
CY54FCT245ATLMB
CY74FCT245TQCT
CY74FCT245TSOC/SOCT
CY54FCT245TDMB
CY54FCT245TLMB
20-Lead (150-Mil) QSOP
20-Lead (300-Mil) Molded SOIC
20-Lead (150-Mil) QSOP
20-Lead (300-Mil) Molded SOIC
20-Lead (300-Mil) CerDIP
20-Square Leadless Chip Carrier
20-Lead (300-Mil) Molded DIP
20-Lead (150-Mil) QSOP
20-Lead (300-Mil) Molded SOIC
20-Lead (300-Mil) CerDIP
20-Square Leadless Chip Carrier
20-Lead (150-Mil) QSOP
20-Lead (300-Mil) Molded SOIC
20-Lead (300-Mil) CerDIP
20-Square Leadless Chip Carrier
4.1
Commercial
4.5
Military
4.6
Commercial
4.9
Military
7.0
Commercial
7.5
Military
Notes:
12. Minimum limits are specified but not tested on Propagation Delays.
13. See “Parameter Measurement Information” in the General Information section.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74FCT245 WAF | 制造商:Texas Instruments 功能描述: |
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| 74FCT245ADCQR | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Single 8-bit Bus Transceiver |
| 74FCT245ADCX | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Single 8-bit Bus Transceiver |
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