XR3172EID-F Datasheet, PDF (10/24 Pages) Exar Corporation – 3.3V HIGH SPEED RS-485/RS-422 TRANSCEIVERS WITH 1/8th UNIT LOAD

XR3170E-3178E
3.3V HIGH SPEED RS-485/RS-422 TRANSCEIVERS WITH 1/8^th UNIT LOAD
FIGURE 3. DRIVER DC TEST CIRCUIT
REV. 1.0.0
DI
D
VCC
R_L/2
VOD
R_L/2 _VOC
FIGURE 4. DRIVER COMMON MODE LOAD TEST
DE = 3.3V
DI = 0 or Vcc _D
A/Y
VOD
375Ω
60Ω
B/Z
375Ω
V_CM
FIGURE 5. DRIVER SHORT CIRCUIT CURRENT LIMIT TEST
DE = 0 or Vcc
A/Y
IOS D
DI = 0 or Vcc
D
B/Z
-7V to +12V V
10