Overview
The TSB41BA3D, produced by Texas Instruments, is a three-port cable transceiver and arbiter designed to implement a node in a cable-based IEEE 1394 network. This integrated circuit supports the provisions of IEEE 1394b-2002 and IEEE 1394a-2000 standards, making it fully interoperable with various implementations such as Firewire, DTVLink, SB1394, DishWire, and i.LINK. The device is housed in an 80-terminal thermally enhanced TQFP (PFP) package, ensuring low-cost, high-performance operation.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | TSB41BA3DPFP |
| Package Type | 80-HTQFP (12x12) |
| Number of Pins | 80 |
| Operating Temperature | -40°C to 85°C |
| Supply Voltage | 1.8V, 3.3V |
| Data Rates | S100, S100B, S200, S200B, S400, S400B (up to 400 Mbps) |
| RoHS Compliance | Yes |
| Lifecycle Status | Active (Recommended for new designs) |
Key Features
- Fully supports provisions of IEEE 1394b-2002 and IEEE 1394a-2000 standards.
- Three fully backward-compatible, bilingual 1394b cable ports at 400 Mbps.
- Supports connection debounce, arbitrated short reset, multispeed concatenation, arbitration acceleration, and fly-by concatenation.
- Provides separate bias (TPBIAS) for each port and a common-mode noise filter on the incoming bias detect circuit.
- Low-cost, high-performance 80-terminal TQFP (PFP) thermally enhanced package.
- Software device reset (SWR) and fail-safe circuitry to ensure ports are disabled in case of sudden power loss.
- Supports connection to CAT5 cable transceivers and S200 plastic optical fiber transceivers.
- Optical signal detect input for all ports in beta mode.
Applications
The TSB41BA3D is suitable for various applications requiring high-speed data transfer over IEEE 1394 networks, including:
- Digital video (DV) camcorders and decks.
- Set-top boxes and digital TVs.
- Audio equipment and professional audio interfaces.
- Computer peripherals and storage devices.
- Industrial and automotive systems requiring high-speed serial bus communication.
Q & A
- What is the TSB41BA3D used for?
The TSB41BA3D is used to implement a three-port node in a cable-based IEEE 1394 network, providing digital and analog transceiver functions.
- What are the supported data rates for the TSB41BA3D?
The TSB41BA3D supports data rates of S100, S100B, S200, S200B, S400, and S400B (up to 400 Mbps).
- What type of package does the TSB41BA3D come in?
The TSB41BA3D is housed in an 80-terminal thermally enhanced TQFP (PFP) package.
- Is the TSB41BA3D RoHS compliant?
Yes, the TSB41BA3D is RoHS compliant.
- What is the operating temperature range of the TSB41BA3D?
The operating temperature range is -40°C to 85°C.
- How is the core voltage supply managed in the TSB41BA3D?
The core voltage supply is managed through internal voltage regulators to the PLLVDD-CORE and DVDD-CORE terminals, which must be separately decoupled.
- What external components are required for line termination?
External 112-Ω termination resistor networks and filter capacitors are required to match the cable impedance and stabilize the bias voltage.
- Can the TSB41BA3D be powered by dual supplies?
Yes, the TSB41BA3D can be powered by dual supplies: a 3.3-V supply for I/O and a core voltage supply.
- What is the purpose of the TPBIAS circuits in the TSB41BA3D?
The TPBIAS circuits provide a nominal bias voltage for port termination, indicating the presence of an active connection.
- Is the TSB41BA3D compatible with optical transceivers?
Yes, the TSB41BA3D supports connection to optical transceivers through its optical signal detect input.
