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TSB12LV21BPGF Datasheet(PDF) 5 Page - Texas Instruments |
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TSB12LV21BPGF Datasheet(HTML) 5 Page - Texas Instruments |
5 / 22 page TSB12LV21B (PCILynx-2) IEEE 1394 LINK LAYER CONTROLLER SLLS306– JULY 1998 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 Table 1. Signals Sorted by Pin Number (Continued) PIN NO. SIGNAL NAME PIN NO. SIGNAL NAME PIN NO. SIGNAL NAME PIN NO. SIGNAL NAME 165 3.3V VCC 168 GND 171 pci_ad29 174 pci_ad27 166 pci_inta 169 pci_ad31 172 3.3V VCC 175 GND 167 pci_req 170 pci_ad30 173 pci_ad28 176 pci_ad26 Terminal Functions power supply terminals TERMINAL I/O FUNCTION NAME NO. I/O TYPE FUNCTION GND 6, 14, 21, 28, 35, 45, 51, 65, 72, 79, 89, 95, 102, 114, 121, 130, 141, 150, 155, 160, 168, 175 I Device ground terminals 3.3V VCC 1, 8, 19, 26, 33, 42, 49, 56, 70, 75, 86, 93, 100, 107, 116, 128, 136, 138, 145, 157, 165, 172 I 3.3-V power supply terminal for core logic 5.0V VCC 12, 40, 60, 63, 84, 109, 162 I 5-V power rail for 5-V tolerant Input buffers PCI system terminals TERMINAL I/O FUNCTION NAME NO. I/O TYPE FUNCTION pci_clk 161 I System PCI bus clock. This signal ranges from 0MHz–-33MHz MHz and provides timing for all transactions on the PCI bus. All PCI signals are sampled at the rising edge of PCLK. pci_reset 163 I pci_reset. When the PCI bus reset is asserted the pci_reset signal causes the PCILynx-2 to 3-state all output buffers and reset all internal registers. When pci_reset is asserted, the device is completely nonfunctional. After pci_reset is deasserted, the PCILynx-2 is in its default state. pci_inta 166 OD PCI system interrupt A. This is an open drain signal. |
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