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| 型號： | LB176Q |
| 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)： | 9/22頁 |
| 文件大?。?/td> | 440K |
| 代理商： | LB176Q |
SLLS067G AUGUST 1990 REVISED APRIL 2006
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
IOH
+IOL
VOL
VID
VOH
Figure 6. Receiver V
OH
and V
OL
51
CL = 15 pF
(see Note B)
Output
1.5 V
0 V
TEST CIRCUIT
VOLTAGE WAVEFORMS
1.5 V
3 V
0 V
Input
Output
1.3 V
VOH
VOL
tPHL
tPLH
Generator
(see Note A)
1.5 V
1.3 V
NOTES: A. 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
.
B. CL includes probe and jig capacitance.
Figure 7. Receiver Test Circuit and Voltage Waveforms
THERMAL CHARACTERISTICS D PACKAGE
PARAMETER
TEST CONDITIONS
MIN
TYP
199.4
MAX
UNIT
Junctiontoambient thermal reisistance,
Low-K board, no air flow
θ
JA
High-K board, no air flow
119
°
C/W
Junctiontoboard thermal reisistance,
θ
JB
Junctiontocase thermal reisistance,
θ
JC
High-K board, no air flow
67
46.6
Average power dissipation, P(AVG)
RL = 54
,
input to D is 10 Mbps 50% duty
cycle square wave, VCC = 5.25 V,
TJ = 130
°
C.
330
mW
Thermal shutdown junction temperature, TSD
See TI application note literature number SZZA003, Package Thermal Characterization Methodologies, for an explanation of this parameter.
165
°
C
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