SP336EEY-0A-EB Datasheet, PDF (16/30 Pages) Exar Corporation – 3.3V / 5V PROGRAMMABLE RS-232/RS-485/RS-422 SERIAL TRANSCEIVER

SP336E
3.3V / 5V PROGRAMMABLE RS-232/RS-485/RS-422 SERIAL TRANSCEIVER
FIGURE 4. RS-485 DRIVER DC TEST CIRCUIT
DI
T
VCC
R_L/2
VOD
R_L/2 _VOC
REV. 1.0.1
FIGURE 5. RS-485 DRIVER COMMON MODE LOAD TEST
DE = 3.3V
DI = 0 or Vcc _Tx
A
VOD
375Ω
60Ω
B
375Ω
V_CM
FIGURE 6. RS-485 DRIVER OUTPUT SHORT CIRCUIT TEST
EN = 0 or Vcc
A
DI = 0 or Vcc
D
B
IOS D
100Ω
-7V to +12V V
16