This is one Lot (Qty. 5) of New On Semiconductor (Motorola) 4-Bit Binary Presettable Counter, Part Number: MC74HC161AN in DIP-16 Package. This IC is similar to common 74HC161A.

General Spec:

• Supply Voltage: +2V to +6V
• Operating Temperature: -55C to +125C
• Package: DIP-16

Detail Data Sheet as follows:

http://media.digikey.com/pdf/Data%20Sheets/ON%20Semiconductor%20PDFs/MC74HC161A-D%20(Rev.%20June%202006)%20.pdf