www.ti.com SN65C3223E, SN75C3223E 3-V TO 5.5-V MU.
Texas Instruments
SN75C3223E - 3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVERS/RECEIVERS
www.ti.com SN65C3223E, SN75C3223E 3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVERS/RECEIVERS WITH ±15-kV ESD PROTECTION SLLS727A – MAY 2006 – REVISED JU.