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DM74ALS21AN bảng dữ liệu(PDF) 1 Page - Fairchild Semiconductor |
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DM74ALS21AN bảng dữ liệu(HTML) 1 Page - Fairchild Semiconductor |
1 / 4 page © 2000 Fairchild Semiconductor Corporation DS006185 www.fairchildsemi.com September 1986 Revised February 2000 DM74ALS21A Dual 4-Input AND Gate General Description This device contains two independent gates, each of which performs the logic AND function. Features s Switching specifications at 50 pF s Switching specifications guaranteed over full tempera- ture and VCC range s Advanced oxide-isolated, ion-implanted Schottky TTL process s Functionally and pin for pin compatible with Schottky and low power Schottky TTL counterpart s Improved AC performance over Schottky and low power Schottky counterparts Ordering Code: Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Connection Diagram Function Table Y = ABCD H = HIGH Logic Level L = LOW Logic Level X = Either LOW or HIGH Logic Level Order Number Package Number Package Description DM74ALS21AM M14A 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow DM74ALS21AN N14A 14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Inputs Output AB CD Y XXX L L XX L X L XL X X L L XXX L HH HHH |
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