SP301 Datasheet, PDF (1/18 Pages) Sipex Corporation – RS-232/RS-422 Line Drivers/Receivers

Corporation
SIGNAL PROCESSING EXCELLENCE
SP301/302
RS-232/RS-422 Line Drivers/Receivers
s RS-232 and RS-422 on One Chip
s Multiple Drivers and Receivers
s Software-selectable Modes
s Loopback for Self-Testing
s Short-circuit Protected
s 24-pin Single-width DIP or SOIC
Package
DESCRIPTION…
The SP301 and SP302 are proprietary single-chip devices that contain both RS-232 and RS-422
protocol line drivers and receivers. Their configuration may be changed at any time by logic levels
on two control lines. In any configuration, both the SP301 and SP302 fully meet the requirements
of the EIA RS-232D and RS-422 data communication standards. A loopback test mode is
provided.The SP301 and SP302 are available in 24-pin single width plastic, and 28-pin SOIC
packages for commercial and industrial temperature range operation.
TOB₁ TOB₂ TOA₁ TOA₂
RIB₁ RIB₂ RIA₁ RIA₂
V_DD
V_CC
V_EE
GND ^{SELECT LOOP–}
A B BACK
SP302
TIB₁
TIB₂
TIA₁
ROB₁ ROB₂
ROA₁
Corporation
SIGNAL PROCESSING EXCELLENCE
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