| PartNumber | TSB42AA9APZT | TSB42AA4PDTG4 | TSB42AA4PDT |
| Description | 1394 Interface IC Hi Perf 1394a 3.3V Link-Layer Cntrlr | 1394 Interface IC Link Layer Cntrlr | 1394 Interface IC 1394 Link Layer Cntrlr |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | 1394 Interface IC | 1394 Interface IC | 1394 Interface IC |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-100 | TQFP-128 | TQFP-128 |
| Series | TSB42AA9A | - | - |
| Product | IEEE 1394 | IEEE 1394 | IEEE 1394 |
| Minimum Operating Temperature | 0 C | - | - |
| Maximum Operating Temperature | + 70 C | - | - |
| Packaging | Tray | - | - |
| Description/Function | STORAGELYNX, REV. A - HIGH PERFORMANCE 1394A 3.3V LINK-LAYER CONTROLLER FOR 1394 MASS STORAGE APPS | - | - |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Type | 1394 Interface IC | 1394 Interface IC | 1394 Interface IC |
| Protocol Supported | IEEE 1394 | IEEE 1394 | IEEE 1394 |
| Factory Pack Quantity | 90 | 1 | 1 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.023175 oz | 0.017760 oz | 0.017760 oz |