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參數(shù)資料
| 型號(hào)： | HD74HCT540 |
| 廠(chǎng)商： | Hitachi,Ltd. |
| 英文描述： | Octal D-Type Transparent Latches with 3-state Outputs 20-CDIP -55 to 125 |
| 中文描述： | 八路緩沖器/線(xiàn)路驅(qū)動(dòng)器（3態(tài)輸出） |
| 文件頁(yè)數(shù)： | 4/9頁(yè) |
| 文件大小： | 53K |
| 代理商： | HD74HCT540 |
HD74HCT540/HD74HCT541
4
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Ta = 25
°
C
Ta = –40 to
+85
°
C
Test Conditions
Item
Symbol
Min Typ Max Min
Max
Unit
V
CC
(V)
4.5
Propagation delay t
PLH
time
—
11
20
—
25
ns
HD74HCT540 only
t
PHL
t
PLH
t
PHL
t
ZL
t
ZH
t
LZ
t
HZ
t
TLH
t
THL
Cin
—
12
20
—
25
4.5
—
10
23
—
29
ns
4.5
HD74HCT541 only
—
13
23
—
29
4.5
Output enable
—
16
30
—
38
ns
4.5
time
—
20
30
—
38
4.5
Output disable
—
15
30
—
38
ns
4.5
time
—
15
30
—
38
4.5
Output rise/fall
—
4
12
—
15
ns
4.5
time
—
4
12
—
15
4.5
Input capacitance
—
5
10
—
10
pF
—
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HD74HCT541 | Octal D-Type Transparent Latches with 3-state Outputs 20-CFP -55 to 125 |
| HD74HCT563 | Octal Transparent Latches (with 3-state outputs) |
| HD74HCT573 | Octal Transparent Latches (with 3-state outputs) |
| HD74HCT564 | Octal D-type Flip-Flops (with 3-state outputs) |
| HD74HCT574 | Octal D-type Flip-Flops (with 3-state outputs) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HD74HCT541T(ELL-E) | 制造商:Renesas Electronics 功能描述:74HCT Octal Bus Buffer(3-State) Cut Tape |
| HD74HCT574FP-E | 制造商:Renesas Electronics Corporation 功能描述:Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOP |
| HD74L | 制造商:Panasonic Industrial Company 功能描述:IC |
| HD74LS00FP | 制造商:Renesas Electronics 功能描述:74LS |
| HD74LS00P | 制造商:Panasonic Industrial Company 功能描述:IC 制造商:Hitachi 功能描述:Logic Circuit, Quad 2-Input NAND, LS-TTL, 14 Pin, Plastic, DIP |
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