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參數(shù)資料
| 型號(hào)： | 7LVC646APWDH |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | Octal bus transceiver/register 3-State |
| 中文描述： | LVC/LCX/Z SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24 |
| 文件頁(yè)數(shù)： | 10/16頁(yè) |
| 文件大?。?/td> | 138K |
| 代理商： | 7LVC646APWDH |
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Philips Semiconductors
Product specification
74LVC646A
Octal bus transceiver/register (3-State)
1998 Jul 29
10
AC WAVEFORMS (Continued)
V
M
= 1.5V at V
CC
V
M
= 0.5V * V
CC
at V
CC
V
and V
OH
are the typical output voltage drop that occur with the
output load.
V
X
= V
OL
+ 0.3V at V
CC
2.7V
V
X
= V
OL
+ 0.1V
CC
at V
CC
<
2.7V
V
Y
= V
OH
– 0.3V at V
CC
2.7V
V
Y
= V
OH
– 0.1V
CC
at V
CC
<
2.7V
2.7V
2.7V
SV00757
tPHZ
tPZH
tPZL
tPLZ
tPZH
tPZL
VX
VX
VOL
VOH
VOL
VOH
VOL
VY
VY
VOH
VI
VCC
GND
GND
VM
VM
VM
VM
VM
tPHZ
tPHZ
DIR INPUT
An OUTPUT
Bn OUTPUT
Bn OUTPUT
AnOUTPUT
Figure 5. Input DIR to output A
n
, B
n
3-State enable and disable
times.
TEST CIRCUIT
PULSE
GENERATOR
V
I
R
T
D.U.T.
V
O
C
L
50pF
S
1
2 x V
CC
Open
GND
500
500
V
CC
V
I
2.7V
V
CC
2.7V
2.7V – 3.6V
Test
S
1
GND
t
PLZ
/t
PZL
t
PHZ
/t
PZH
2 x V
CC
t
PLH
/t
PHL
Open
SY00003
V
CC
Figure 6. Load circuitry for switching times.
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| 7LVC827APWDH | 10-bit buffer/line driver with 5-volt tolerant inputs/outputs 3-State |
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| 7LVT2241PWDH | 3.3V Octal buffer/line driver with 30ohm series termination resistors; 3-State |
| 7LVT2244PWDH | 3.3V Octal buffer/line driver with 30ohm series termination resistors 3-State |
| 7LVT2245PWDH | 3.3V Octal transceiver with 30ohm termination resistors 3-State |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 7LVC827APWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:10-bit buffer/line driver with 5-volt tolerant inputs/outputs 3-State |
| 7LVC841APWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:10-bit transparent latch with 5-volt tolerant inputs/outputs 3-State |
| 7LVT2241PWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:3.3V Octal buffer/line driver with 30ohm series termination resistors; 3-State |
| 7LVT2244PWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:3.3V Octal buffer/line driver with 30ohm series termination resistors 3-State |
| 7LVT2245PWDH | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:3.3V Octal transceiver with 30ohm termination resistors 3-State |
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