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TPS65950BZXNR Datasheet(PDF) 4 Page - Texas Instruments |
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TPS65950BZXNR Datasheet(HTML) 4 Page - Texas Instruments |
4 / 171 page TPS65950 SWCS032E – OCTOBER 2008 – REVISED JANUARY 2011 www.ti.com 6.2.6 Uplink Characteristics .......................................................................................... 92 6.2.7 Microphone Amplification Stage .............................................................................. 93 6.2.8 Carkit Input ...................................................................................................... 93 6.2.9 Digital Audio Filter Module .................................................................................... 94 6.2.10 Digital Voice Filter Module ..................................................................................... 95 6.2.10.1 Voice Uplink Filter (Sampling Frequency at 8 kHz) ........................................... 95 6.2.10.2 Voice Uplink Filter (Sampling Frequency at 16 kHz) .......................................... 97 7 USB HS 2.0 OTG Transceiver .............................................................................................. 99 7.1 USB Features .............................................................................................................. 99 7.2 USB Transceiver ......................................................................................................... 100 7.2.1 MCPC Carkit Port Timing .................................................................................... 102 7.2.2 USB-CEA Carkit Port Timing ................................................................................ 103 7.2.3 HS USB Port Timing .......................................................................................... 105 7.2.4 PHY Electrical Characteristics ............................................................................... 106 7.2.4.1 5-V Tolerance ..................................................................................... 106 7.2.4.2 LS/FS Single-Ended Receivers ................................................................. 106 7.2.4.3 LS/FS Differential Receiver ..................................................................... 107 7.2.4.4 LS/FS Differential Transmitter .................................................................. 107 7.2.4.5 HS Differential Receiver ......................................................................... 108 7.2.4.6 HS Differential Transmitter ...................................................................... 108 7.2.4.7 CEA/MCPC/UART Driver ........................................................................ 109 7.2.4.8 Pullup/Pulldown Resistors ....................................................................... 110 7.2.4.9 PHY DPLL Electrical Characteristics .......................................................... 110 7.2.4.10 PHY Power Consumption ....................................................................... 111 7.2.5 OTG Electrical Characteristics .............................................................................. 111 7.2.5.1 OTG VBUS Electrical ............................................................................ 112 7.2.5.2 OTG ID Electrical ................................................................................. 112 8 Battery Interface .............................................................................................................. 114 8.1 General Description ...................................................................................................... 114 8.1.1 Battery Charger Interface Overview ........................................................................ 114 8.1.2 Battery Backup Overview .................................................................................... 114 8.2 Typical Application Schematics ........................................................................................ 114 8.2.1 Functional Configurations .................................................................................... 114 8.2.2 In-Rush Current Limitation Schematic ...................................................................... 115 8.2.3 Configuration With BCI Not Used ........................................................................... 116 8.3 Electrical Characteristics ................................................................................................ 118 8.3.1 Main Charge ................................................................................................... 118 8.3.2 Precharge ...................................................................................................... 121 8.3.3 Constant Voltage Mode ...................................................................................... 122 8.4 Charge Sequence Timing Diagram .................................................................................... 124 8.5 CEA Charger Type ....................................................................................................... 124 9 MADC ............................................................................................................................. 126 9.1 General Description ...................................................................................................... 126 9.2 Main Electrical Characteristics ......................................................................................... 126 9.3 Channel Voltage Input Range .......................................................................................... 127 9.3.1 Sequence Conversion Time (Real-Time or Nonaborted Asynchronous) .............................. 127 10 LED Drivers ..................................................................................................................... 129 4 Contents Copyright © 2008–2011, Texas Instruments Incorporated |
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