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PL2773 Datasheet(PDF) 9 Page - Prolific Technology Inc. |
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PL2773 Datasheet(HTML) 9 Page - Prolific Technology Inc. |
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9 / 17 page ![]() Revised Date: September 1, 2010 ds_PL2773_v1.0.1 PL2773 (Chip Rev A) Product Datasheet - 9 - Document Version 1.0.1 3.0 PIN Assignment Description 3.1 USB PHY Related Pins Pin Type Abbreviation: I: Input O: Output B: Bidirectional A: Analog P: Power/Ground Table 3-1 USB PHY Related Pins Symbol Type Pin No. LQFP64 Description RREF A 23 External resistor (12K ) for bias current generation DP B 20 High speed D+ signal DM B 21 High speed D- signal XSCI_USB I 18 USB Crystal oscillator input. (30MHz) XSCO_USB O 17 USB Crystal oscillator output. (30MHz) VCC33A P 22 Analog 3.3V supply voltage GND33A P 19,27 Analog ground VCC12A P 29 Analog 1.2V supply voltage. GND12A P 32 Analog ground SSCAP O 24 Connect an external capacitor (X7R 2.2nF ±10%) to GND33A V128 P 25 Analog 1.2V supply voltage. SSTXP A 28 Differential SuperSpeed transmitting data (positive terminal) SSTXM A 26 Differential SuperSpeed transmitting data (negative terminal) SSRXP A 31 Differential SuperSpeed receiving data (positive terminal) SSRXM A 30 Differential SuperSpeed receiving data (negative terminal) 3.2 SATA PHY Related Pins Table 3-2 SATA PHY Related Pins Symbol Type Pin No. LQFP64 Description GNDA_S1 P 53,55,61,64 Analog ground RXDP_S1 A 54 Receive Data (Receiver positive input) RXDN_S1 A 56 Receive Data (Receiver negative input) VCC12A_C1 P 57 Analog 1.2V supply voltage VCC12A_P1 P 62 Analog 1.2V supply voltage TXDN_S1 A 58 Transmit Data (Transmitter negative output) TXDP_S1 A 59 Transmit Data (Transmitter positive output) |
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