ZHCSDT2C June   2015  – August 2018 TUSB321

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化原理图
      2.      示例 应用
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
      1. 7.1.1 Cables, Adapters, and Direct Connect Devices
        1. 7.1.1.1 USB Type-C Receptacles and Plugs
        2. 7.1.1.2 USB Type-C Cables
        3. 7.1.1.3 Legacy Cables and Adapters
        4. 7.1.1.4 Direct Connect Devices
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Port Role Configuration
        1. 7.3.1.1 Downstream Facing Port (DFP) - Source
        2. 7.3.1.2 Upstream Facing Port (UFP) - Sink
        3. 7.3.1.3 Dual Role Port (DRP)
      2. 7.3.2 Type-C Current Mode
      3. 7.3.3 VBUS Detection
      4. 7.3.4 Cable Orientation and External MUX Control
      5. 7.3.5 VCONN Support for Active Cables
    4. 7.4 Device Functional Modes
      1. 7.4.1 Unattached Mode
      2. 7.4.2 Active Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 DFP Mode
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
    3. 8.3 Initialization Set Up
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 接收文档更新通知
    2. 11.2 社区资源
    3. 11.3 商标
    4. 11.4 静电放电警告
    5. 11.5 术语表
  12. 12机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.5 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Power Consumption
IUNATTACHED_UFP Current consumption in unattached mode when port is unconnected and waiting for connection. (VDD = 5 V, PORT = L) 100 µA
IACTIVE_UFP Current consumption in active mode. (VDD = 5 V, PORT = L) 100 µA
CC1 and CC2 Pins
RCC_D Pulldown resistor when in UFP or DRP mode. 4.6 5.1 5.6 kΩ
VTH_UFP_CC_USB Voltage threshold for detecting a DFP attach when configured as a UFP and DFP is advertising default current source capability. 0.15 0.2 0.25 V
VTH_UFP_CC_MED Voltage threshold for detecting a DFP attach when configured as a UFP and DFP is advertising medium (1.5 A) current source capability. 0.61 0.66 0.7 V
VTH_UFP_CC_HIGH Voltage threshold for detecting a DFP attach when configured as a UFP and DFP is advertising high (3 A) current source capability. 1.169 1.23 1.29 V
VTH_DFP_CC_USB Voltage threshold for detecting a UFP attach when configured as a DFP and advertising default current source capability. 1.51 1.6 1.64 V
VTH_DFP_CC_MED Voltage threshold for detecting a UFP attach when configured as a DFP and advertising medium current (1.5 A) source capability. 1.51 1.6 1.64 V
VTH_DFP_CC_HIGH Voltage threshold for detecting a UFP attach when configured as a DFP and advertising high current (3.0 A) source capability. 2.46 2.6 2.74 V
VTH_AC_CC_USB Voltage threshold for detecting a active cable attach when configured as a DFP and advertising default current source. 0.15 0.20 0.25 V
VTH_AC_CC_MED Voltage threshold for detecting a active cable attach when configured as a DFP and advertising medium current (1.5 A) source. 0.35 0.40 0.45 V
VTH_AC_CC_HIGH Voltage threshold for detecting a active cable attach when configured as a DFP and advertising high current (3.0 A) source. 0.76 0.80 0.84 V
ICC_DEFAULT_P Default mode pullup current source when operating in DFP or DRP mode. 64 80 96 µA
ICC_MED_P Medium (1.5 A) mode pullup current source when operating in DFP or DRP mode. 166 180 194 µA
ICC_HIGH_P High (3 A) mode pullup current source when operating in DFP or DRP mode.(1) 304 330 356 µA
Control Pins: PORT, CURRENT_MODE, VCONN_FAULT, DIR, ID, OUT1, OUT2
VIL Low-level control signal input voltage, (PORT, CURRENT_MODE) 0.4 V
VIM Mid-level control signal input voltage (PORT, CURRENT_MODE) 0.28 × VDD 0.56 × VDD V
VIH High-level control signal input voltage (PORT, CURRENT_MODE) VDD - 0.3 V
IIH High-level input current –20 20 µA
IIL Low-level input current –10 10 µA
Rpu Internal pullup resistance (PORT) 588 kΩ
Rpd Internal pulldown resistance (PORT) 1.1 MΩ
RPD_CUR Internal pulldown resistance for CURRENT_MODE pin 275 kΩ
VOL Low-level signal output voltage (open-drain) (VCONN_FAULT, ID, OUT1, OUT2) IOL = –1.6 mA 0.4 V
Rp_ODext External pullup resistor on open drain IOs (VCONN_FAULT, ID, OUT1, OUT2) 200 kΩ
Rp_TLext Tri-level input external pull-up resistor (PORT) 4.7 kΩ
Rp_cm_med External pull-up resistor on CURRENT_MODE pin to advertise 1.5-A current 500 kΩ
Rp_cm_high External pull-up resistor on CURRENT_MODE pin to advertise 3.0-A current 10 kΩ
VBUS_DET IO Pins (Connected to System VBUS signal through external resistor)
VBUS_THR VBUS threshold range 2.95 3.30 3.80 V
RVBUS External resistor between VBUS and VBUS_DET pin 855 887 920 KΩ
RVBUS_PD Internal pulldown resistance for VBUS_DET 95 KΩ
DIR pin (Open Drain IO)
VOL Low-level signal output voltage IOL = –1.6 mA 0.4 V
VCONN
RON On resistance of the VCONN power FET 1.25 Ω
VTOL Voltage tolerance on VCONN power FET 5.5 V
VPASS Voltage to pass through VCONN power FET 5.5 V
IVCONN VCONN current limit; VCONN is disconnected above this value 200 mA
CBULK Bulk capacitance on VCONN; placed on VDD supply 10 200 µF
(1) VDD must be 3.5 V or greater to advertise 3 A current.
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