Specifications:

Mounting Style: Through Hole
Package/Case: FDIP-32W
Type: OTP, UV
Memory Size: 4 MB
Organisation: 512 k x 8
Interface Type: Parallel
Operating Supply Current: 50 mA
Programming Voltage: 12.75 V
Supply Voltage - Max: 5 V
Supply Voltage - Min: 5 V
Minimum Operating Temperature: - 40 C
Maximum Operating Temperature: 70 C
Series: M27C4001
Packaging: Tube
Access Time: 120 ns
Output Enable Access Time: 50 ns
Product Type: EPROM
Unit Weight: 2 g