name: DS1611 function: DUAL PERIPHERAL DRIVERS package: 8 Pin DIL,8 manufacturer: NATIONAL SEMICONDUCTOR CORP. added-by: David Ross comment: TTL Compatible +--()--+ A1 | 1 8| Vcc B1 | 2 7| B2 Y1 | 3 6| A2 GND | 4 5| Y2 +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/