| 1 | M27W512-80N6 | 512 Kbit (64K x8) Low Voltage UV EPROM and OTP EPROM | 378K |   |   | 
	
	 
		| 2 | M27W512-80N6 | 512 Kbit (64K x8) Low Voltage UV EPROM and OTP EPROM | 378K |   |   | 
	
	 
		| 3 | M27W512-80N6E | 512 Kbit (64K x8) Low Voltage UV EPROM and OTP EPROM | 378K |   |   | 
	
	 
		| 4 | M27W512-80N6E | 512 Kbit (64K x8) Low Voltage UV EPROM and OTP EPROM | 378K |   |   | 
	
	 
		| 5 | M27W512-80N6F | 512 Kbit (64K x8) Low Voltage UV EPROM and OTP EPROM | 378K |   |   | 
	
	 
		| 6 | M27W512-80N6F | 512 Kbit (64K x8) Low Voltage UV EPROM and OTP EPROM | 378K |   |   | 
	
	 
		| 7 | M27W512-80N6TR | 512 Kbit 64Kb x8 Low Voltage UV EPROM and OTP EPROM | 111K |   |   | 
	
	 
		| 8 | M27W512-80N6TR | 512 Kbit 64Kb x8 Low Voltage UV EPROM and OTP EPROM | 111K |   |   | 
	
	 
		| 9 | M27W512-80N6TR | 512 Kbit (64K x8) Low Voltage UV EPROM and OTP EPROM | 378K |   |   |