| 1 | SN65C3221DB | 3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER | 296K |   |   | 
	
	 
		| 2 | SN65C3221DBE4 | 3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER | 296K |   |   | 
	
	 
		| 3 | SN65C3221DBR | 3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER | 292K |   |   | 
	
	 
		| 4 | SN65C3221DBR | 3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER | 292K |   |   | 
	
	 
		| 5 | SN65C3221DBR | 3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER | 296K |   |   | 
	
	 
		| 6 | SN65C3221DBRE4 | 3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER | 296K |   |   |