"Specifications:

package/Case: PDIP-28
Interface Type: Parallel
Memory Size: 64 kbit
Organisation: 8 k x 8
Supply Voltage - Min: 4.5 V
Supply Voltage - Max: 5.5 V
Minimum Operating Temperature: - 40 C
Maximum Operating Temperature: 85 C
Maximum Clock Frequency: 5 MHz
Access Time: 150 ns
Data Retention: 10 Year
Supply Current - Max: 40 mA
Active Read Current - Max: 40 mA
Height: 3.94 mm
Length: 37.3 mm
Operating Supply Current: 40 mA
Operating Supply Voltage: 5 V
Output Enable Access Time: 70 ns
Product Type: EEPROM
Programming Voltage: 4.5 V to 5.5 V
Width: 14.4 mm
Unit Weight: 4,190 g

"