參數(shù)資料
型號: MC74LCX240DTR2G
廠商: ON SEMICONDUCTOR
元件分類: 通用總線功能
英文描述: Low−Voltage CMOS Octal Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Inverting)
中文描述: LVC/LCX/Z SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, PDSO20
封裝: LEAD FREE, TSSOP-20
文件頁數(shù): 5/7頁
文件大小: 99K
代理商: MC74LCX240DTR2G
MC74LCX240
http://onsemi.com
5
WAVEFORM 1 PROPAGATION DELAYS
t
R
= t
F
= 2.5 ns, 10% to 90%; f = 1 MHz; t
W
= 500 ns
2.7 V
0 V
V
OH
V
OL
1Dn, 2Dn
1On, 2On
t
PLH
t
PHL
WAVEFORM 2 OUTPUT ENABLE AND DISABLE TIMES
t
R
= t
F
= 2.5 ns, 10% to 90%; f = 1 MHz; t
W
= 500 ns
2.7 V
0 V
0 V
1OE, 2OE
1On, 2On
t
PZH
3.0 V
t
PHZ
t
PZL
t
PLZ
1On, 2On
1.5 V
1.5 V
1.5 V
1.5 V
1.5 V
1.5 V
Figure 3. Waveforms
1.5 V
V
CC
V
OH
0.3 V
V
OL
+ 0.3 V
GND
OPEN
GND
PULSE
GENERATOR
R
T
DUT
V
CC
R
L
R
1
C
L
6V
TEST
SWITCH
t
PLH
, t
PHL
Open
t
PZL
, t
PLZ
6V
Open Collector/Drain t
PLH
and t
PHL
6V
t
PZH
, t
PHZ
C
L
= 50pF or equivalent (Includes jig and probe capacitance)
R
L
= R
1
= 500 or equivalent
R
T
= Z
OUT
of pulse generator (typically 50 )
GND
Figure 4. Test Circuit
相關(guān)PDF資料
PDF描述
MC74LCX240DWR2 Low−Voltage CMOS Octal Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Inverting)
MC74LCX240DWR2G Low−Voltage CMOS Octal Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Inverting)
MC74LCX244DTG Low−Voltage CMOS Octal Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Non−Inverting)
MC74LCX244DTR2 Low−Voltage CMOS Octal Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Non−Inverting)
MC74LCX244DTR2G Low−Voltage CMOS Octal Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Non−Inverting)
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