參數(shù)資料
型號(hào): 74HCT540
廠商: NXP Semiconductors N.V.
元件分類: 通用總線功能
英文描述: 4-Bit Synchronous Up/Down Binary Counters 16-SO -40 to 85
中文描述: 八路緩沖器/線路驅(qū)動(dòng)器,3態(tài);反相
文件頁數(shù): 6/7頁
文件大小: 51K
代理商: 74HCT540
December 1990
6
Philips Semiconductors
Product specification
Octal buffer/line driver; 3-state; inverting
74HC/HCT540
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: bus driver
I
CC
category: MSI
Note to HCT types
The value of additional quiescent supply current (
I
CC
) for a unit load of 1 is given in the family specifications.
To determine
I
CC
per input, multiply this value by the unit load coefficient shown in the table below.
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
INPUT
UNIT LOAD COEFFICIENT
OE
1
OE
2
A
n
1.50
1.00
1.40
SYMBOL PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HCT
V
CC
(V)
WAVEFORMS
+
25
40 to
+
85
40 to
+
125
min.
typ.
max.
min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
A
n
to Y
n
3-state
output enable time
OE to Y
n
3-state output
disable time
OE to Y
n
output transition time
13
24
30
36
ns
4.5
Fig.6
t
PZH
/ t
PZL
22
35
44
53
ns
4.5
Fig.7
t
PHZ
/ t
PLZ
23
35
44
53
ns
4.5
Fig.7
t
THL
/ t
TLH
5
12
15
18
ns
4.5
Fig.6
相關(guān)PDF資料
PDF描述
74HC540 Octal buffer/line driver; 3-state; inverting
74HCT541 Octal buffer/line driver; 3-state
74HC541 Octal buffer/line driver; 3-state
74HC541 Octal Buffers/Line Drivers (with 3-state outputs)
74HC541 High Speed CMOS Logic Octal Buffer and Line Drivers, Three-State
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74HCT540D 制造商:NXP Semiconductors 功能描述:OCTAL BUFFER/DRIVER INV 3-S 制造商:NXP Semiconductors 功能描述:HCT Buffer/Line Driver 制造商:NXP Semiconductors 功能描述:74HCT CMOS SMD 74HCT540 SOIC20 制造商:NXP Semiconductors 功能描述:74HCT CMOS, SMD, 74HCT540, SOIC20 制造商:NXP Semiconductors 功能描述:74HCT CMOS, SMD, 74HCT540, SOIC20; Logic Device Type:Buffer / Line Driver, Inverting; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Logic Case Style:SOIC; No. of Pins:20; Operating Temperature Min:-40C; Operating Temperature ;RoHS Compliant: Yes 制造商:NXP Semiconductors 功能描述:Octal buffer & line driver,74HCT540D 制造商:NXP Semiconductors 功能描述:Buffer/Line Driver 8-CH Inverting 3-ST CMOS 20-Pin SO
74HCT540D(BJ) 功能描述:Buffer, Inverting 1 Element 8 Bit per Element Push-Pull Output 20-SOIC 制造商:toshiba semiconductor and storage 系列:74HCT 包裝:剪切帶(CT) 零件狀態(tài):在售 邏輯類型:緩沖器,反向 元件數(shù):1 每元件位數(shù):8 輸入類型:- 輸出類型:推挽式 電流 - 輸出高,低:6mA,6mA 電壓 - 電源:4.5 V ~ 5.5 V 工作溫度:-40°C ~ 85°C(TA) 安裝類型:表面貼裝 封裝/外殼:20-SOIC(0.295",7.50mm 寬) 供應(yīng)商器件封裝:20-SOIC 標(biāo)準(zhǔn)包裝:1
74HCT540D,652 功能描述:緩沖器和線路驅(qū)動(dòng)器 OCT BUF/DRVR INV 3ST RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74HCT540D,653 功能描述:緩沖器和線路驅(qū)動(dòng)器 OCTAL BUFFER/DRIVER RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
74HCT540D 制造商:NXP Semiconductors 功能描述:IC SM 74HCT CMOS LOGIC