- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄360439 > 74F545SC (NATIONAL SEMICONDUCTOR CORP) Octal Bidirectional Transceiver with TRI-STATEE Outputs PDF資料下載
參數(shù)資料
| 型號： | 74F545SC |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 通用總線功能 |
| 英文描述： | Octal Bidirectional Transceiver with TRI-STATEE Outputs |
| 中文描述： | F/FAST SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| 封裝： | 0.300 INCH, PLASTIC, SOIC-20 |
| 文件頁數(shù)： | 6/10頁 |
| 文件大?。?/td> | 84K |
| 代理商： | 74F545SC |
Philips Semiconductors
Product specification
74F545
Octal bidirectional transceiver (with 3-State inputs/outputs)
1990 Mar 01
6
AC WAVEFORMS
For all waveforms, V
M
= 1.5V.
V
M
V
M
V
M
V
M
Bn, An
An, Bn
t
PLH
t
PHL
SF00202
Waveform 1. Propagation Delay Data for Non-Inverting Output
V
OH
–0.3V
V
M
V
M
V
M
An, Bn
t
PZH
t
PHZ
SF00203
OE
0V
Waveform 2. 3-State Output Enable Time to High Level
and Output Disable Time from High Level
V
OL
+0.3V
V
M
V
M
V
M
An, Bn
t
PZL
t
PLZ
SF00204
OE
Waveform 3. 3-State Output Enable Time to Low Level
and Output Disable Time from Low Level
TEST CIRCUIT AND WAVEFORM
t
w
90%
V
M
10%
90%
V
M
10%
90%
V
M
10%
90%
V
M
10%
NEGATIVE
PULSE
POSITIVE
PULSE
t
w
AMP (V)
0V
0V
t
THL (
t
f
)
INPUT PULSE REQUIREMENTS
rep. rate
t
w
t
TLH
t
THL
1MHz
500ns
2.5ns
2.5ns
Input Pulse Definition
V
CC
family
74F
D.U.T.
PULSE
GENERATOR
R
L
C
L
R
T
V
IN
V
OUT
Test Circuit for 3-State Outputs
DEFINITIONS:
R
L
=
Load resistor;
see AC electrical characteristics for value.
Load capacitance includes jig and probe capacitance;
see AC electrical characteristics for value.
Termination resistance should be equal to Z
OUT
of
pulse generators.
C
L
=
R
T
=
t
THL (
t
f
)
t
TLH (
t
r
)
t
TLH (
t
r
)
AMP (V)
amplitude
3.0V
1.5V
V
M
R
L
7.0V
SF00777
TEST
t
PLZ
t
PZL
All other
SWITCH
closed
closed
open
SWITCH POSITION
相關PDF資料 |
PDF描述 |
|---|---|
| 74F545SJ | Octal Bidirectional Transceiver with TRI-STATEE Outputs |
| 74F545 | Octal Bidirectional Transceiver with 3-STATE Outputs |
| 74F545PC | Octal Bidirectional Transceiver with 3-STATE Outputs |
| 74F545SC | Octal Bidirectional Transceiver with 3-STATE Outputs |
| 74F545SCX | Single 8-bit Bus Transceiver |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| 74F545SCX | 功能描述:總線收發(fā)器 Octal Bidir Trans RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel |
| 74F545SJ | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Octal Bidirectional Transceiver with TRI-STATEE Outputs |
| 74F547DC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:3-To-8-Line Demultiplexer |
| 74F548DC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:3-To-8-Line Demultiplexer |
| 74F548PC | 功能描述:OCTAL DECODER/DEMULTIPLEXER 制造商:on semiconductor 系列:74F 包裝:管件 零件狀態(tài):停產 類型:解碼器/多路分解器 電路:- 電流 - 輸出高，低:- 電壓源:單電源 電壓 - 電源:4.5 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:- 封裝/外殼:20-DIP（0.300"，7.62mm） 供應商器件封裝:20-PDIP 基本零件編號:74F548 標準包裝:18 |
發(fā)布緊急采購，3分鐘左右您將得到回復。