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參數(shù)資料
| 型號： | SN54AC573W |
| 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)： | 4/6頁 |
| 文件大?。?/td> | 121K |
| 代理商： | SN54AC573W |
SN54AC573, SN74AC573
OCTAL D-TYPE TRANSPARENT LATCHES
WITH 3-STATE OUTPUTS
SCAS542B - OCTOBER 1995 – REVISED NOVEMBER 1996
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
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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