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參數(shù)資料
| 型號(hào)： | 74F655A |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Octal buffer/driver with parity, non-inverting 3-State |
| 中文描述： | 八路緩沖器/驅(qū)動(dòng)器與平等，非反相三態(tài) |
| 文件頁數(shù)： | 8/12頁 |
| 文件大?。?/td> | 107K |
| 代理商： | 74F655A |
Philips Semiconductors
Product specification
74F655A*
74F656A
Buffers/drivers
1991 Jul 17
8
* Discontinued part. Please see the Discontinued Products List.
AC WAVEFORMS
SF00965
V
M
V
M
V
M
V
M
t
PHL
t
PLH
Dn
E, O, Qn
Waveform 1. Propagation Delay, Non-Inverting Outputs
SF00966
V
M
V
M
V
M
V
M
t
PHL
t
PLH
Dn
E, O, Qn
Waveform 2. Propagation Delay, Inverting Outputs
V
M
V
M
V
M
t
PHZ
t
PZH
V
OH
-0.3V
0V
OEn
SF00967
E, O, Qn, Qn
Waveform 3. 3-State Output Enable Time to High Level
and Output Disable Time from High Level
V
M
V
M
V
M
t
PLZ
t
PZL
V
OL
+0.3V
OEn
SF00968
E, O, Qn, Qn
Waveform 4. 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(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F656A | Octal buffer/driver with parity,non-inverting (3-State)(奇偶八通道緩沖器/驅(qū)動(dòng)器，同向（三態(tài)）) |
| 74F657 | Octal transceiver with 8-bit parity generator/checker(帶8位奇偶發(fā)生器/校驗(yàn)器的八收發(fā)器) |
| 74F670 | 4 x 4 register file 3-State |
| 74F674 | 16-bit serial/parallel-in, serial-out shift register 3-State |
| 74F676 | 16-bit serial/parallel-in, serial-out shift register (3-State)(16位串行/并行輸入，串行輸出移位寄存器（三態(tài)）) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F656A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal buffer/driver with parity, non-inverting 3-State |
| 74F657 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal Bidirectional Transceiver with 8-Bit Parity Generator/Checker and 3-STATE Outputs |
| 74F657 WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| 74F657N | 制造商:Misc 功能描述: |
| 74F657SC | 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(shí)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 |
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