PDI1394P23BD
PDI1394P23BD is 2-port/1-port 400 Mbps physical layer interface manufactured by NXP Semiconductors.
FEATURES
- Fully supports provisions of IEEE 1394- 1995 Standard for high performance serial bus and the P1394a- 2000 Standard.1
- Interoperable with link-layer controllers using 3.3 V and 5 V supplies
- Fully interoperable with Firewire™ and i.LINK™ implementations of the IEEE 1394 Standard.2
- Interoperable with other Physical Layers (PHYs) using 3.3 V and
5 V supplies
- Full P1394a support includes:
- Connection debounce
- Arbitrated short reset
- Multispeed concatenation
- Arbitration acceleration
- Fly-by concatenation
- Port disable/suspend/resume
- Node power class information signaling for system power management
- Cable power presence monitoring
- Power down features to conserve energy in battery-powered applications include:
- Automatic device power down during suspend
- Device power down terminal
- Link interface disable via LPS
- Inactive ports powered-down
- Provides two 1394a fully-pliant cable ports at
100/200/400 Mbps.
- Fully pliant with Open HCI requirements
- Interface to link-layer controller supports both low-cost bus-holder isolation and optional Annex J electrical isolation
- While unpowered and connected to the bus, will not drive TPBIAS on a connected port, even if receiving ining bias voltage on that port
- Supports extended bias-handshake time for enhanced interoperability with camcorders
- Can be used as a one port PHY without the use of any extra external ponents
- Data interface to link-layer controller through 2/4/8 parallel lines at
49.152 MHz
- Low-cost 24.576 MHz crystal provides transmit, receive data at
100/200/400 Mbps, and link-layer controller clock at 49.152 MHz
- Register bits give software control of contender bit, power class bits, link active bit, and 1394a features
- Cable ports monitor line conditions for active connection to remote node.
- Does not require external filter capacitors for PLL
- LQFP package is function and pin patible with the Texas
Instruments TSB41LV02AE™ and TSB41AB2E™ 400 Mbps PHYs.
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