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參數(shù)資料
| 型號(hào)： | 74F645PCQR |
| 英文描述： | Single 8-bit Bus Transceiver |
| 中文描述： | 單8位總線收發(fā)器 |
| 文件頁數(shù)： | 5/8頁 |
| 文件大?。?/td> | 72K |
| 代理商： | 74F645PCQR |
Philips Semiconductors
Product specification
74F64
4-2-3-2-input AND-OR-invert gate
1996 Mar 14
5
AC ELECTRICAL CHARACTERISTICS
LIMITS
TEST
V
CC
= +5.0V
T
amb
= +25
°
C
C
L
= 50pF, R
L
= 500
V
CC
= +5.0V
±
10%
T
amb
= 0
°
C to +70
°
C
C
L
= 50pF, R
L
= 500
SYMBOL
PARAMETER
CONDITION
UNIT
MIN
TYP
MAX
MIN
MAX
t
PLH
t
PHL
Propagation delay
Dn to Q
Waveform 1
2.5
2.0
4.6
3.2
6.0
4.5
2.5
2.0
7.0
5.5
ns
AC WAVEFORMS
For all waveforms, V
M
= 1.5V.
V
M
V
M
V
M
V
M
Q
Dn
t
PHL
t
PLH
SF00098
Waveform 1.
Propagation Delay for Inverting Outputs
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
2.5ns
t
THL
2.5ns
1MHz
500ns
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 Totem-Pole 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
SF00006
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F646BSCX | Single 8-bit Bus Transceiver |
| 74F64 | 4-2-3-2-Input AND-OR-Invert Gate |
| 74F64PC | 4-2-3-2-Input AND-OR-Invert Gate |
| 74F64SC | 4-2-3-2-Input AND-OR-Invert Gate |
| 74F64 | 4-2-3-2-Input AND-OR-Invert Gate |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F646 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal Transceiver/Register with 3-STATE Outputs |
| 74F646_04 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal Transceiver/Register with 3-STATE Outputs |
| 74F646_XDC3026B WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| 74F646A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal transceiver/register, non-inverting 3-State |
| 74F646B | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal Transceiver/Register with 3-STATE Outputs |
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