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參數資料
| 型號： | SN54ALVTH32373 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 2.5-V/3.3-V 32-BIT TRANSPARENT D-TYPE LATCHES WITH 3-STATE OUTPUTS |
| 中文描述： | 2.5-V/3.3-V 32位透明D型鎖存器具有三態(tài)輸出 |
| 文件頁數： | 7/10頁 |
| 文件大?。?/td> | 183K |
| 代理商： | SN54ALVTH32373 |
SN54ALVTH32373, SN74ALVTH32373
2.5-V/3.3-V 32-BIT TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCES322A – FEBRUARY 2000 – REVISED APRIL 2000
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, V
CC
= 2.5 V
±
0.2 V
(unless otherwise noted) (see Figure 1)
SN54ALVTH32373
MIN
SN74ALVTH32373
MIN
UNIT
MAX
MAX
tw
Pulse duration, LE high
1.5
1.5
ns
tsu
Setup time data before LE
Setup time, data before LE
↓
Data high
1.1
1
ns
Data low
Data high
1.6
1.5
0.9
th
Hold time data after LE
Hold time, data after LE
↓
1
ns
Data low
1.6
1.5
timing requirements over recommended operating free-air temperature range, V
CC
= 3.3 V
±
0.3 V
(unless otherwise noted) (see Figure 2)
SN54ALVTH32373
MIN
SN74ALVTH32373
MIN
UNIT
MAX
MAX
tw
Pulse duration, LE high
1.5
1.5
ns
tsu
Setup time data before LE
Setup time, data before LE
↓
Data high
1.5
1.4
ns
Data low
Data high
1
1
0.9
0.9
th
Hold time data after LE
Hold time, data after LE
↓
ns
Data low
1.5
1.4
switching characteristics over recommended operating free-air temperature range, C
L
= 30 pF,
V
CC
= 2.5 V
±
0.2 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
SN54ALVTH32373
MIN
1
SN74ALVTH32373
MIN
1
UNIT
(OUTPUT)
MAX
3.4
MAX
3.3
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
D
Q
ns
1
4.3
1
4.2
LE
Q
1.4
3.9
1.5
3.8
ns
1.4
4.6
1.5
4.5
OE
Q
1.7
4.4
1.8
4.3
ns
1.4
1.4
4.1
4.7
1.5
1.5
4
OE
Q
4.6
ns
1
3.7
1
3.6
switching characteristics over recommended operating free-air temperature range, C
L
= 50 pF,
V
CC
= 3.3 V
±
0.3 V (unless otherwise noted) (see Figure 2)
PARAMETER
FROM
(INPUT)
TO
SN54ALVTH32373
MIN
1
SN74ALVTH32373
MIN
1
UNIT
(OUTPUT)
MAX
3.2
MAX
3.1
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
D
Q
ns
1
3.4
1
3.3
LE
Q
1
3.4
1
3.3
ns
1
3.6
1
3.5
OE
Q
1.3
4.1
1.4
4
ns
1
3.5
1
3.4
4.9
OE
Q
1.4
5
1.5
ns
1.4
4.6
1.5
4.5
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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