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參數(shù)資料
| 型號： | ABT574A |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS |
| 中文描述： | 八路邊沿觸發(fā)的D型倒裝3觸發(fā)器態(tài)輸出 |
| 文件頁數(shù)： | 5/17頁 |
| 文件大?。?/td> | 287K |
| 代理商： | ABT574A |
SN54ABT574, SN74ABT574A
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SCBS191E
–
JANUARY 1991
–
REVISED NOVEMBER 2002
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 1)
SN74ABT574A
VCC = 5 V,
TA = 25
°
C
MIN
MAX
150
3.3
1
MIN
MAX
UNIT
fclock
tw
Clock frequency
Pulse duration, CLK high or low
150
MHz
ns
3.3
tsu
Setup time data before CLK
Setup time, data before CLK
↑
High
1
ns
Low
1.5
1.8
1.5
1.8
th
Hold time, data after CLK
↑
This data-sheet limit may vary among suppliers.
High or low
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
SN54ABT574
VCC = 5 V,
TA = 25
°
C
MIN
TYP
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
MAX
UNIT
MAX
fmax
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
150
200
150
MHz
CLK
Q
2.2
3.9
6.2
2.2
7
ns
3
4.8
7
3
7.4
OE
Q
1
3.3
5
1
5.8
ns
2.5
4.7
5.9
2.5
7.2
OE
Q
2.4
4.9
6.2
2.4
7.2
ns
2
4
5.8
2
6.9
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
SN74ABT574A
VCC = 5 V,
TA = 25
°
C
MIN
TYP
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
MAX
UNIT
MAX
fmax
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
150
200
150
MHz
CLK
Q
2.2
3.9
6.2
2.2
6.8
ns
3
4.8
6.6
3
7.1
OE
Q
1
3.3
4.3
1
5.1
ns
2.1
4.7
5.9
2.1
6.7
OE
Q
2.4
4.9
6.2
2.4
7
ns
2
4
5.8
2
6.5
This data-sheet limit may vary among suppliers.
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