參數(shù)資料
型號(hào): MC74LCX16543ADTR2
廠商: ON SEMICONDUCTOR
元件分類: 總線收發(fā)器
英文描述: LVC/LCX/Z SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
封裝: PLASTIC, TSSOP-56
文件頁(yè)數(shù): 7/8頁(yè)
文件大小: 75K
代理商: MC74LCX16543ADTR2
MC74LCX16543A
http://onsemi.com
7
WAVEFORM 4 - Enable to A or B PROPAGATION DELAYS, Enable MINIMUM
PULSE WIDTH, A or B to Enable SETUP AND HOLD TIMES
tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns except when noted
2.7V
0V
An
or Bn
Exxn
or LExxn
1.5V
An
or Bn
2.7V
0V
VOH
VOL
tPLH, tPHL
tw
1.5V
th
ts
POSITIVE
PULSE
NEGATIVE
PULSE
1.5V
tw
1.5V
tw
WAVEFORM 3 - INPUT PULSE DEFINITION
tR = tF = 2.5ns, 10% to 90% of 0V to 2.7V
Figure 3. AC Waveforms (continued)
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
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