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參數(shù)資料
| 型號： | A176B |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | DIFFERENTIAL BUS TRANSCEIVERS |
| 中文描述： | 差分總線收發(fā)器 |
| 文件頁數(shù)： | 8/21頁 |
| 文件大小： | 402K |
| 代理商： | A176B |
SN65176B, SN75176B
DIFFERENTIAL BUS TRANSCEIVERS
SLLS101D
–
JULY 1985
–
REVISED APRIL 2003
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
VOLTAGE WAVEFORMS
tPHZ
1.5 V
2.3 V
0.5 V
0 V
3 V
tPZH
Output
Input
1.5 V
S1
0 V or 3 V
Output
CL = 50 pF
(see Note A)
TEST CIRCUIT
50
VOH
Voff
≈
0 V
RL = 110
Generator
(see Note B)
NOTES: A. CL includes probe and jig capacitance.
B. The input pulse is supplied by a generator having the following characteristics: PRR
≤
1 MHz, 50% duty cycle, tr
≤
6 ns, tf
≤
6 ns,
ZO = 50
.
Figure 4. Driver Test Circuit and Voltage Waveforms
VOLTAGE WAVEFORMS
5 V
VOL
0.5 V
tPZL
3 V
0 V
tPLZ
2.3 V
1.5 V
Output
Input
TEST CIRCUIT
Output
RL = 110
5 V
S1
CL = 50 pF
(see Note A)
50
3 V or 0 V
Generator
(see Note B)
1.5 V
NOTES: A. CL includes probe and jig capacitance.
B. The input pulse is supplied by a generator having the following characteristics: PRR
≤
1 MHz, 50% duty cycle, tr
≤
6 ns, tf
≤
6 ns,
ZO = 50
.
Figure 5. Driver Test Circuit and Voltage Waveforms
VOLTAGE WAVEFORMS
1.3 V
0 V
3 V
VOL
VOH
tPHL
tPLH
1.5 V
Output
Input
TEST CIRCUIT
CL = 15 pF
(see Note A)
Output
0 V
1.5 V
51
Generator
(see Note B)
1.5 V
1.3 V
NOTES: A. CL includes probe and jig capacitance.
B. The input pulse is supplied by a generator having the following characteristics: PRR
≤
1 MHz, 50% duty cycle, tr
≤
6 ns, tf
≤
6 ns,
ZO = 50
.
Figure 6. Receiver Test Circuit and Voltage Waveforms
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