SN75LBC771 Datasheet, PDF (6/13 Pages) Texas Instruments – GEOPORTE TRANSCEIVER

SN75LBC771
GEOPORT™ TRANSCEIVER
SLLS226A – APRIL 1996 – REVISED NOVEMBER 1997
PARAMETER MEASUREMENT INFORMATION
II
DA1
VI
CL
DY1 ^IO
RL
VO
II
DA2
VI
IO
DY2
VO
DZ2
IO
SHDN
NOTE A: CL = 50 pF
SHDN
VO
or
DEN
Figure 1. Single-Ended Driver DC Parameter Test Circuits
CL
RL
CL
RL
II
DA2
VI
DY2
60 Ω
IO
VOD
DZ2
60 Ω
50 pF
SHDN
or
DEN
Figure 2. Differential Driver DC Parameter Test Circuit
DA2
VI
SHDN
or
DEN
VI
DY2
VOD
DZ2
60 Ω
60 Ω
VOC
1.5 v
TEST CIRCUIT
3V
1.5 v
0V
15 pF
VOC
0V
VOC(PP) ^VOC(SS)
VOLTAGE WAVEFORM
NOTE A: Measured 3dB Bandwidth = 300 MHz
Figure 3. Differential Driver Common-Mode Output Voltage Test Circuit
6
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265