參數(shù)資料
型號: SN75LBC170DWR
廠商: Texas Instruments, Inc.
英文描述: TRIPLE DIFFERENTIAL TRANSCEIVERS
中文描述: 三路差分收發(fā)器
文件頁數(shù): 7/17頁
文件大?。?/td> 291K
代理商: SN75LBC170DWR
SN65LBC170, SN75LBC170
TRIPLE DIFFERENTIAL TRANSCEIVERS
SLLS459B
NOVEMBER 2000
REVISED FEBRUARY 2002
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
VOD
75
50
Signal
Generator
90%
Output
0 V
VOD(L)
10%
tf
tr
Input
0 V
3 V
tPHL
1.5 V
tPLH
90%
10%
VOD(H)
1.5 V
S1
0 V
5 V
375
165
165
375
S2
0 V
5 V
60 pF
60 pF
PRR = 1 MHz, 50% Duty Cycle, tr < 6 ns, tf < 6 ns, Zo = 50
Includes probe and jig capacitance
Figure 4. Driver Switching Test Circuit and Waveforms, HVD SCSI-Loading (double terminated)
Output
2.3 V
Input
0 V
3 V
1.5 V
tPZH
0.5 V
0 V
VOH
tPHZ
S1
50
Generator
0 V or 3 V
Input
RL = 110
Output
CL = 50 pF
§
1.5 V
A
B
3 V if testing A output, 0 V if testing B output
PRR = 1 MHz, 50% Duty Cycle, tr < 6 ns, tf < 6 ns, Zo = 50
Includes probe and jig capacitance
Figure 5. Driver Enable/Disable Test, High Output
Output
2.3 V
Input
0 V
3 V
1.5 V
tPZL
0.5 V
5 V
VOL
tPLZ
S1
50
Generator
Input
RL = 110
Output
CL = 50 pF
§
1.5 V
5 V
B
A
0 V if testing A output, 3 V if testing B output
PRR = 1 MHz, 50% Duty Cycle, tr < 6 ns, tf < 6 ns, Zo = 50
Includes probe and jig capacitance
0 V or 3 V
Figure 6. Driver Enable/Disable Test, Low Output
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