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參數(shù)資料
| 型號(hào)： | SNJ54AC573J |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | OCTAL D-TYPE TRANSPARENT LATCHES WITH 3-STATE OUTPUTS |
| 中文描述： | 八路?- 3型透明鎖存態(tài)輸出 |
| 文件頁數(shù)： | 4/13頁 |
| 文件大?。?/td> | 389K |
| 代理商： | SNJ54AC573J |
SCAS542D - OCTOBER 1995 REVISED OCTOBER 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, V
CC
= 3.3 V
±
0.3 V
(unless otherwise noted) (see Figure 1)
TA = 25
°
C
MIN
SN54AC573
MIN
SN74AC573
MIN
UNIT
MAX
MAX
MAX
tw
tsu
th
Pulse duration, LE high
Setup time, data before LE
↓
Hold time, data after LE
↓
6
8
7
ns
3.5
5
4
ns
2
3
2
ns
timing requirements over recommended operating free-air temperature range, V
CC
= 5 V
±
0.5 V
(unless otherwise noted) (see Figure 1)
TA = 25
°
C
MIN
4
SN54AC573
SN74AC573
UNIT
MAX
MIN
MAX
MIN
MAX
tw
tsu
th
Pulse duration, LE high
Setup time, data before LE
↓
Hold time, data after LE
↓
6
5
ns
3
4.5
3.5
ns
2
3
2
ns
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3 V
±
0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
TA = 25
°
C
MIN
2.5
SN54AC573
MIN
1.5
SN74AC573
MIN
2
UNIT
(OUTPUT)
MAX
MAX
16.5
MAX
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
D
Q
13
15
ns
2.5
12
1.5
15.5
2
14
LE
Q
2.5
13
1.5
16.5
2
15
ns
2.5
12
1.5
15.5
2
14
OE
Q
2.5
11
1.5
13.5
2
12
ns
2.5
11
1.5
14
2
12.5
OE
Q
2.5
2.5
12.5
9.5
1.5
1.5
15
12
2
2
13.5
10.5
ns
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V
±
0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
TA = 25
°
C
MIN
2.5
SN54AC573
SN74AC573
UNIT
(OUTPUT)
MAX
MIN
1.5
MAX
MIN
MAX
11.5
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
D
Q
10
13
2
ns
2.5
9.5
1.5
12.5
2
11
LE
Q
2.5
9.5
1.5
12.5
2
11
ns
2.5
8.5
1.5
11.5
2
10
OE
Q
2.5
9
1.5
11.5
2
10
ns
2.5
8.5
1.5
11
2
9.5
OE
Q
2.5
2.5
11
8
1.5
1.5
13.5
10.5
2
2
12
9
ns
operating characteristics, V
CC
= 5 V, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
CL = 50 pF,
f = 1 MHz
25
pF
.
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