| 型號 | 廠商 | 描述 | 
| ds1250abp-70 2 3 4 5 6 7 8 9 10 11 | DALLAS SEMICONDUCTOR | 512K X 8 NON-VOLATILE SRAM MODULE, 70 ns, DMA34 | 
| ds1250ab-100 2 3 4 5 6 7 8 9 10 11 | DALLAS SEMICONDUCTOR | 512K X 8 NON-VOLATILE SRAM MODULE, 100 ns, DIP32 | 
| ds1250y-100 2 3 4 5 6 7 8 9 10 11 | DALLAS SEMICONDUCTOR | 512K X 8 NON-VOLATILE SRAM MODULE, 100 ns, DIP32 | 
| ds1250w-150 2 3 4 5 6 7 8 9 10 11 | DALLAS SEMICONDUCTOR | 512K X 8 NON-VOLATILE SRAM MODULE, 150 ns, DMA32 | 
| ds1250wp-150 2 3 4 5 6 7 8 9 10 11 | MAXIM INTEGRATED PRODUCTS INC | 512K X 8 NON-VOLATILE SRAM MODULE, 150 ns, DMA34 | 
| ds1250y-70 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | 512K X 8 NON-VOLATILE SRAM MODULE, 70 ns, DMA32 | 
| ds1250yp-100 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | 512K X 8 NON-VOLATILE SRAM MODULE, 100 ns, DMA34 | 
| ds1250yp-70 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | 512K X 8 NON-VOLATILE SRAM MODULE, 70 ns, DMA34 | 
| ds1250abp-100 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | 512K X 8 NON-VOLATILE SRAM MODULE, 100 ns, DMA34 | 
| ds1250ab-70 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | 512K X 8 NON-VOLATILE SRAM MODULE, 70 ns, DMA32 | 
| ds1250yl-70-ind 2 3 4 5 6 7 8 9 10 11 12 13 14 | MAXIM INTEGRATED PRODUCTS INC | 512K X 8 NON-VOLATILE SRAM MODULE, 70 ns, DMA34 | 
| ds1254w 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PBGA168 | 
| ds1254y 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | DALLAS SEMICONDUCTOR | 0 TIMER(S), REAL TIME CLOCK, PBGA168 | 
| ds1284 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDIP28 | 
| ds1284qn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PQCC28 | 
| ds1286 2 3 4 5 6 7 8 9 10 11 12 13 | DALLAS SEMICONDUCTOR | 1 TIMER(S), REAL TIME CLOCK, DIP28 | 
| ds12885 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDIP24 | 
| ds12885t 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PQFP32 | 
| ds12887a 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDIP24 | 
| ds12c887a 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDIP24 | 
| ds12885s 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDSO24 | 
| ds12885qn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PQCC28 | 
| ds12c887 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDIP24 | 
| ds12887 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | 1 TIMER(S), REAL TIME CLOCK, PDIP24 | 
| ds1302s 2 3 4 5 6 7 8 9 10 11 12 13 14 | DALLAS SEMICONDUCTOR | 0 TIMER(S), REAL TIME CLOCK, PDSO8 | 
| ds1302n 2 3 4 5 6 7 8 9 10 11 12 13 14 | DALLAS SEMICONDUCTOR | 0 TIMER(S), REAL TIME CLOCK, PDIP8 | 
| ds1302sn 2 3 4 5 6 7 8 9 10 11 12 13 14 | DALLAS SEMICONDUCTOR | 0 TIMER(S), REAL TIME CLOCK, PDSO8 | 
| ds1302 2 3 4 5 6 7 8 9 10 11 12 13 14 | DALLAS SEMICONDUCTOR | 0 TIMER(S), REAL TIME CLOCK, PDIP8 | 
| ds1302z 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO8 | 
| ds1302sn-16 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO16 | 
| ds1302zn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO8 | 
| ds1302s-16 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO16 | 
| ds1305en 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | 0 TIMER(S), REAL TIME CLOCK, PDSO20 | 
| ds1305 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | 0 TIMER(S), REAL TIME CLOCK, PDIP16 | 
| ds1305n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDIP16 | 
| ds1305e 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO20 | 
| ds1306n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | DALLAS SEMICONDUCTOR | 0 TIMER(S), REAL TIME CLOCK, PDIP16 | 
| ds1306 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDIP16 | 
| ds1306e 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO20 | 
| ds1306en 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO20 | 
| ds1307z 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDSO8 | 
| ds1307n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDIP8 | 
| ds1307zn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDSO8 | 
| ds1307 2 3 4 5 6 7 8 9 10 11 12 13 14 | MAXIM INTEGRATED PRODUCTS INC | 1 TIMER(S), REAL TIME CLOCK, PDIP8 | 
| ds1315en-5 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO20 | 
| ds1315-5 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDIP16 | 
| ds1315en-33 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO20 | 
| ds1315n-5 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDIP16 | 
| ds1315e-33 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDSO20 | 
| ds1315-33 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 0 TIMER(S), REAL TIME CLOCK, PDIP16 |