| 型號 | 廠商 | 描述 | 
| ds2172t 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | SPECIALTY TELECOM CIRCUIT, PQFP32 | 
| ds2172tn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | SPECIALTY TELECOM CIRCUIT, PQFP32 | 
| ds2172 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | SPECIALTY TELECOM CIRCUIT, PQFP32 | 
| ds2175s 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, ELASTIC BUFFER, PDSO16 | 
| ds2175 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, ELASTIC BUFFER, PDIP16 | 
| ds2175n 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, ELASTIC BUFFER, PDIP16 | 
| ds2175sn 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, ELASTIC BUFFER, PDSO16 | 
| ds2176qn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, ELASTIC BUFFER, PQCC28 | 
| ds2176n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, ELASTIC BUFFER, PDIP24 | 
| ds2176 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, ELASTIC BUFFER, PDIP24 | 
| ds2176q 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, ELASTIC BUFFER, PQCC28 | 
| ds2180aq 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PQCC44 | 
| ds2180aqn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PQCC44 | 
| ds2180a 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PDIP40 | 
| ds2180an 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PDIP40 | 
| ds2181an 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PDIP40 | 
| ds2181aqn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PQCC44 | 
| ds2181a 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PDIP40 | 
| ds2181aq 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PQCC44 | 
| ds2182a 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PDIP28 | 
| ds2186s 2 3 4 5 6 7 8 9 10 11 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, DIGITAL SLIC, PDSO20 | 
| ds2187 2 3 4 5 6 7 8 9 10 11 12 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, PCM TRANSCEIVER, PDIP18 | 
| ds2196ln 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PQFP100 | 
| ds21ff44 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PBGA300 | 
| ds21ff44n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PBGA300 | 
| ds21ft40n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PBGA300 | 
| ds21ft40 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PBGA300 | 
| ds21ft42 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PBGA300 | 
| ds21ft42n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PBGA300 | 
| ds21ff42 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PBGA300 | 
| ds21ff42n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PBGA300 | 
| ds21ft44n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PBGA300 | 
| ds21ft44 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PBGA300 | 
| ds21q352 2 3 4 5 6 7 8 9 10 11 12 13 | DALLAS SEMICONDUCTOR | DATACOM, PCM TRANSCEIVER, PBGA256 | 
| ds21q354 2 3 4 5 6 7 8 9 10 11 12 13 14 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, PCM TRANSCEIVER, PBGA256 | 
| ds21q41bt 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PQFP128 | 
| ds21q42tn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PQFP128 | 
| ds21q42t 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PQFP128 | 
| ds21q43at 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | DATACOM, FRAMER, PQFP128 | 
| ds21q44t 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PQFP128 | 
| ds21q44tn 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | DATACOM, FRAMER, PQFP128 | 
| ds21q48n 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | DALLAS SEMICONDUCTOR | DATACOM, PCM TRANSCEIVER, PBGA144 | 
| ds21q48 2 3 4 5 6 7 8 9 10 11 12 13 14 | DALLAS SEMICONDUCTOR | DATACOM, PCM TRANSCEIVER, PBGA144 | 
| ds21q552 2 3 4 5 6 7 8 9 10 11 12 13 14 | DALLAS SEMICONDUCTOR | DATACOM, PCM TRANSCEIVER, PBGA256 | 
| ds2250-32-16 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 8-BIT, 16 MHz, MICROCONTROLLER, SMA40 | 
| ds2250t-32-16 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 8-BIT, 16 MHz, MICROCONTROLLER, SMA40 | 
| ds2250-8-16 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | MAXIM INTEGRATED PRODUCTS INC | 8-BIT, 16 MHz, MICROCONTROLLER, DMA40 | 
| ds2250-64-16 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | 8-BIT, 16 MHz, MICROCONTROLLER, DMA40 | 
| ds2250t-8-16 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | 8-BIT, 16 MHz, MICROCONTROLLER, DMA40 | 
| ds2250t-64-16 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | DALLAS SEMICONDUCTOR | 8-BIT, 16 MHz, MICROCONTROLLER, DMA40 |