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參數(shù)資料
| 型號： | I74F776N |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | Pi-bus transceiver |
| 中文描述： | F/FAST SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDIP28 |
| 封裝： | 0.600 INCH, PLASTIC, DIP-28 |
| 文件頁數(shù)： | 9/12頁 |
| 文件大小： | 108K |
| 代理商： | I74F776N |
Philips Semiconductors
Product specification
74F776
Pi–bus transceiver
December 19, 1990
9
AC WAVEFORMS (Continued)
V
M
V
M
V
M
t
PHZ
t
PZH
V
OH
-0.3V
0V
OEA
An
SF00429
Waveform 3. 3-state output enable time to high level and output
disable time from high level
Notes to AC waveforms
For all waveforms, V
M
= 1.5V.
The shaded areas indicate when the input is permitted to change for predictable output performance.
V
M
V
M
V
M
t
PLZ
t
PZL
V
OL
+0.3V
OEA
An
SF00430
Waveform 4. 3-state output enable time to low level and output
disable time from low level
TEST CIRCUIT AND WAVEFORMS
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)
low V
low V
t
THL (
t
f
)
INPUT PULSE REQUIREMENTS
rep. rate
t
w
t
TLH
t
THL
2.5ns
1MHz
500ns 2.5ns
Input pulse definition
V
CC
family
A port
D.U.T.
PULSE
GENERATOR
R
L
C
L
R
T
V
IN
V
OUT
Test circuit for 3–State outputs on A port
DEFINITIONS:
R
L
=
C
L
=
R
U
=
C
D
=
R
T
=
Load resistor; see AC electrical characteristics for value.
Load capacitance includes jig and probe capacitance; see AC electrical characteristics for value.
Pull up 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.
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
V
CC
D.U.T.
PULSE
GENERATOR
C
D
R
T
V
IN
V
OUT
Test circuit for outputs on B port
R
U
7.0V
1MHz
500ns
B port
2.0V
1.0V
4.0ns
4.0ns
Low V
0.0V
1.0V
SWITCH POSITION
TEST
t
PLZ
, t
PZL
SWITCH
closed
open
All other
SF00431
相關PDF資料 |
PDF描述 |
|---|---|
| I74F777A | Triple bidirectional latched bus transceiver 3-State open collector |
| I74F777N | Triple bidirectional latched bus transceiver 3-State open collector |
| I74F86D-T | Quad 2-input Exclusive OR (XOR) Gate |
| 74F86DC | Quad 2-input Exclusive OR (XOR) Gate |
| 74F86SCX | Quad 2-input Exclusive OR (XOR) Gate |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| I74F776N-B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Inverting/Non-Inverting Bus Trasceiver |
| I74F777A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Triple bidirectional latched bus transceiver 3-State open collector |
| I74F777AB | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:1-Bit Bus Transceiver |
| I74F777N | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Triple bidirectional latched bus transceiver 3-State open collector |
| I74F777N-B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:1-Bit Bus Transceiver |
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