TSB12LV21B
(PCILynx-2) IEEE 1394 LINK LAYER CONTROLLER
SLLS306– JULY 1998
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IEEE Standard for a 1394-1995 Compliant
IEEE Standard for a 1212-1991 Compliant
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Provides 4 General-Purpose Input/Outputs
Supports Plug-and-Play (PnP) Specification
Supports IEEE 1394-1995 Link Layer
Control
Generates 32-bit CRC for Transmission of
1394 Packets
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PCI Local Bus Specification Rev. 2.1
Compliant
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Performs 32-bit CRC Checking on
Reception of 1394 Packets
Supports IEEE 1394 Transfer Rates of 100,
200, and 400 Mb per second
Provides PCI Bus Master Function for
Supporting DMA Operations
3.3-V Core Logic while Maintaining 5-V
Tolerant Inputs
Provides PCI Slave Function for Read/Write
Access of Internal Registers
Performs the Function of 1394 Cycle
Master
Supports Distributed DMA Transfers
Between 1394 and Local Bus RAM, ROM,
AUX, or Zoomed Video
Provides 4K Bytes of Configurable FIFO
RAM
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Advanced Submicron, Low-Power CMOS
Technology
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Provides 5 Scatter-Gather DMA Channels
Packaged in a 176-Pin PQFP (PGF)
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Provides Software Control of Interrupt
Events
Table of Contents
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Terminal Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Recommended Operating Conditions . . . . . . . . . . . . . . . . . . . . . . . 11
Signal Name/Terminal Number Sort Tables . . . . . . . . . . . . . . . . . 4 Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Terminal Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 PCI Interface Switching Characteristics . . . . . . . . . . . . . . . . . . . . . . 13
System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Parameter Measurement Information . . . . . . . . . . . . . . . . . . . . . . . . 15
Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Power Supply Sequencing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Mechanical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
Copyright 1998, Texas Instruments Incorporated
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
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