參數(shù)資料
型號(hào): MC74LCX540MR2
廠商: ON SEMICONDUCTOR
元件分類: 總線收發(fā)器
英文描述: LVC/LCX/Z SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20
封裝: EIAJ, PLASTIC, SOIC-20
文件頁數(shù): 5/8頁
文件大?。?/td> 79K
代理商: MC74LCX540MR2
MC74LCX540
http://onsemi.com
5
WAVEFORM 1 - PROPAGATION DELAYS
tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns
2.7V
0V
VOH
VOL
Dn
On
tPLH
tPHL
WAVEFORM 2 - OUTPUT ENABLE AND DISABLE TIMES
tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns
2.7V
0V
≈ 0V
OEn
On
tPZH
≈ 3.0V
tPHZ
tPZL
tPLZ
On
1.5V
Figure 3. AC Waveforms
1.5V
VCC
VOH - 0.3V
VOL + 0.3V
GND
OPEN
PULSE
GENERATOR
RT
DUT
VCC
RL
R1
CL
6V
GND
TEST
SWITCH
tPLH, tPHL
Open
tPZL, tPLZ
6V
Open Collector/Drain tPLH and tPHL
6V
tPZH, tPHZ
GND
CL = 50pF or equivalent (Includes jig and probe capacitance)
RL = R1 = 500 or equivalent
RT = ZOUT of pulse generator (typically 50)
Figure 4. Test Circuit
相關(guān)PDF資料
PDF描述
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