TSB43AB23 is an IEEE 1394a-2000 OHCI PHY/Link Layer controller that features extended resume signaling for compatibility with legacy DV components. It is fully compliant with the 1394 Open Host Controller Interface Specification and supports IEEE Std 1394-1995 and IEEE Std 1394a-2000 standards. The controller provides a high-performance serial bus functionality.
The TSB43AB23 is an integrated 1394a-2000 OHCI PHY/Link‑Layer controller fully compliant with IEEE 1394 standards and PCI power‑management specifications. It supports high‑speed data transfer, three FireWire ports, and low‑power operation for battery‑powered applications.
The document includes detailed electrical characteristics, packaging options (TQFP and LQFP), mechanical drawings, and legal notices. It also outlines power‑state support (D0‑D3) and optional features such as digital‑video enhancements.
| Supported data rates | 100M, 200M, 400M bits/s |
|---|---|
| Number of ports | 3 |
| Core voltage | 1.8 V |
| Reference crystal frequency | 24.576 MHz |
| Supported power states | D0, D1, D2, D3 |
It supports 100 Mbit/s, 200 Mbit/s, and 400 Mbit/s data rates.
The device provides three 1394 ports.
It supports the D0, D1, D2, and D3 power states and a low‑power sleep mode.