"TUSB2E11 USB 2.0-eUSB2 中继器1 特性详解"

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TI-TUSB2E11.pdf 是一个 USB 2.0-eUSB2 中继器的规格说明书，主要介绍了该中继器的特性。该中继器具有USB 2.0和eUSB2（1.2 版）兼容性，支持低速、全速、高速信号以及20ps卓越高速总抖动。此外，它还具有寄存器访问协议接收器功能，支持主机和器件模式（双重角色器件）。中继器还能自动检测I2C或自举引脚选项，并支持多种配置。器件变体包括eUSB2 1.0V 或 1.2V 信令接口，适用于不同产品外形尺寸的eUSB2布线损耗补偿水平，以及1.2V 或 1.8V I2C 接口。此外，该中继器还支持可选电池充电和检测，BC 1.2 CDP 或 DCP 分频器模式广播，数据感知 USB Type-C™ 兼容 BC 1.2 SDP、CDP 和 DCP 分频器模式检测，充电器广播或检测之间的双重角色自动切换，以及支持CTA-936 USB Carkit UART。此外，该中继器还支持自动恢复 ECR 以及 L2 中断恢复模式，可选GPIO：中断 GPIO2、调试、I2C ↔ GPIO0/1，以及I2C 可访问调试功能适用于制造测试。该中继器广泛应用于笔记本电脑和台式机、手机、平板电脑、可穿戴设备以及便携式电子产品等领域。 TI-TUSB2E11.pdf 文件提供了关于TUSB2E11 USB 2.0-eUSB2中继器的详细规格和特性介绍。本文介绍了该中继器的兼容性、信号支持能力、高速总抖动性能、I2C或自举引脚选项、器件变体、电池充电和检测功能、CTA-936 USB Carkit UART支持、自动恢复和中断恢复模式、以及可选GPIO等功能。该中继器适用于多种电子设备，并具有广泛的应用前景。综上所述，TI-TUSB2E11.pdf文件详细介绍了TUSB2E11 USB 2.0-eUSB2中继器的特性和功能，为用户提供了全面的规格说明和硬件参数，有助于用户了解和选用适合自己产品的中继器。

7.4 Thermal Information

THERMAL METRIC

(1)

TUSB2E11

UNITYCG (DSBGA)

15 PINS

θJA

Junction-to-ambient thermal resistance 90.5 °C/W

θJC(top)

Junction-to-case (top) thermal resistance 0.6 °C/W

θJB

Junction-to-board thermal resistance 22.9 °C/W

Junction-to-top characterization parameter 0.4 °C/W

Junction-to-board characterization parameter 22.9 °C/W

(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report.

7.5 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)

PARAMETER TEST CONDITIONS MIN TYP MAX UNIT

POWER

WC_1V8

Absolute worst case peak power

consumption (VDD1V8 only) for power

supply budgeting

I2C interface active, GPIOs in output

mode, repeater in HS mode with USB

transmitting, maximum RX EQ, max TX

VOD and PE settings, maximum

transition density. T

= −20°C to 85°C.

280 mW

WC_3V3

Absolute worst case peak power

consumption (VDD3V3 only) for power

supply budgeting

I2C interface active, GPIOs in output

mode, repeater in HS mode with USB

transmitting, maximum RX EQ, max TX

VOD and PE settings, maximum

transition density. T

= –20°C to 85°C.

30 mW

WCFS_3V3

Absolute worst case peak power

consumption (VDD3V3 only) for power

supply budgeting

I2C interface active, GPIOs in output

mode, repeater in FS mode with USB

Asynchronous traffic. T

= –20°C to

85°C.

75 mW

HS_IOC

USB Audio ISOC High-speed

Maximum TX Vod/Maximum TX PE for

both USB and eUSB2. Averaged over 8

ms and only 1 uFrame with data packet.

Toff threshold = 1/32. Host Peripheral

Mode.

35 mW

Powered down

Device powered, RESETB=Low,

=25°C, (DP/DN Voltage ≤ VDD3V3).

9 µW

Disabled

Device powered, I2C/GPIO interfaces

functional but idle, repeater is disabled

and put into the lowest power state and

non-functional. T

=25°C, (DP/DN

Voltage ≤ VDD3V3).

43 95 µW

Detach

USB unconnected

I2C/GPIO interfaces idle, repeater is

connected to a eUSB2 PHY and waiting

for a USB attach event. T

= 25°C,

(DP/DN Voltage ≤ VDD3V3)

43 85 µW

Suspend

L2 Suspend (host mode)

I2C/GPIO interfaces idle, USB link is in

L2, repeater is monitoring for a resume/

remote wake event. T

= 25°C, (DP/DN

Voltage ≤ VDD3V3). In peripheral mode

additional current is present due the DP

pull up.

45 85 µW

TUSB2E11

ZHCSQH7A – NOVEMBER 2021 – REVISED JUNE 2022

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7.5 Electrical Characteristics (continued)

over operating free-air temperature range (unless otherwise noted)

PARAMETER TEST CONDITIONS MIN TYP MAX UNIT

Sleep

L1 Sleep

I2C/GPIO interfaces idle, repeater is

supporting a USB connection, USB link

is in L1 (host exists L1 every 1 ms) and

repeater is monitoring for a L1 exit

event. T

= 25°C, (DP/DN Voltage ≤

VDD3V3)

2.3 5 mW

LS_Active

Low Speed Active

I2C/GPIO interfaces idle, repeater in LS

mode, maximum transition density. T

85°C.

7.2 24 mW

FS1_Active

Full Speed Active (ASYNC Traffic)

I2C/GPIO interfaces idle, repeater in FS

mode, maximum transition density. T

85°C.

45 80 mW

FS2_Active

Full Speed Active (ISO Traffic)

I2C/GPIO interfaces idle, repeater in FS

mode, maximum transition density. T

85°C.

9 24 mW

HS_Idle_Host

High Speed Idle (Host mode) L0.Idle. TA = 85°C. (Typical at 25°C). 26 70 mW

HS_Idle_Periph

eral

High Speed Idle (Peripheral mode) L0.Idle. TA = 85°C. (Typical at 25°C). 108 200 mW

DIGITAL INPUTS

High level input voltage GPIO0, GPIO1, GPIO2 (1.2 V Variant) 0.702 V

High level input voltage GPIO0, GPIO1, GPIO2 (1.8 V Variant) 1.053 V

Low-level input voltage GPIO0, GPIO1, GPIO2 (1.2 V Variant 0.462 V

Low-level input voltage GPIO0, GPIO1, GPIO2 (1.8 V Variant 0.693 V

Low-level input voltage RESETB 0.35 V

High level input voltage RESETB 0.75 V

High level input current

= 1.98 V, VDD3V3=3.0 V or 0 V,

VDD1V8=1.62 V or 0 V

RESETB, GPIO0, GPIO1

0.5 µA

Low level input current

= 0 V, VDD3V3=3.0 V or 0 V,

VDD1V8=1.62 V or 0 V

RESETB, GPIO0, GPIO1

0.5 µA

DIGITAL OUTPUTS

High level output voltage

GPIO0, GPIO1, GPIO2, push-pull I/O

mode (I

= 20 µA and maximum 3 pF

load)

(1.2 V Variant)

0.81 V

High level output voltage

GPIO0, GPIO1, GPIO2, push-pull I/O

mode (I

= 20 µA and maximum 3 pF

load)

(1.8 V Variant)

1.21 V

Low level output voltage

GPIO0, GPIO1, GPIO2, push-pull I/O

mode (I

= 1 mA) (1.2 V Variant)

0.25 V

Low level output voltage

GPIO0, GPIO1, GPIO2, push-pull I/O

mode (I

= 1 mA) (1.8 V Variant)

0.35 V

OL_PP

Low level output current in push-pull

mode

GPIO0, GPIO1, GPIO2 (1.2 V Variant),

VOL=0.4 V

2.5 4 5.6 mA

OL_PP

Low level output current in push-pull

mode

GPIO0, GPIO1, GPIO2 (1.8 V Variant),

VOL=0.4 V

4 6 8 mA

OH_PP

High level output current in push-pull

mode

GPIO0, GPIO1, GPIO2, push-pull I/O

mode, VOH=0.9 V (1.2 V Variant)

22 µA

OH_PP

High level output current in push-pull

mode

GPIO0, GPIO1, GPIO2, push-pull I/O

mode, VOH=0.9 V (1.8 V Variant)

50 µA

I2C (SDA, SCL)

Low level input voltage, 1.2 V variant SDA, SCL, V

_I2C_Pullup

= 1.08 V 0.387 V

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TUSB2E11

ZHCSQH7A – NOVEMBER 2021 – REVISED JUNE 2022

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Product Folder Links: TUSB2E11

7.5 Electrical Characteristics (continued)

over operating free-air temperature range (unless otherwise noted)

PARAMETER TEST CONDITIONS MIN TYP MAX UNIT

Low level input voltage, 1.8 V variant SDA, SCL, V

_I2C_Pullup

= 1.96 V 0.588 V

High level output voltage, 1.2 V variant SDA, SCL, V

_I2C_Pullup

= 1.08 V 0.833 V

High level output voltage, 1.8 V variant SDA, SCL, V

_I2C_Pullup

= 1.96 V 1.372 V

HYS

Input hysteresis, 1.2 V variant V

_I2C_Pullup

= 1.08 V 0.020 V

HYS

Input hysteresis, 1.8 V variant V

_I2C_Pullup

= 1.96 V 0.098 V

High level input leakage current V

= 1.98 V 0.5 µA

Low level input leakage current V

= 0 V 0.5 µA

Low level output voltage (1 kΩ pull up),

1.2 V variant

= 2.5 mA, V_I2C_Pullup = 1.08 V 0.2 V

Low level output voltage (1 kΩ pull up),

1.8V variant

= 2.5 mA, V_I2C_Pullup = 1.96 V 0.3 V

Open drain drive strength, 1.2 V Variant VOL = 0.4 V 1.6 2.4 3.0 mA

Open drain drive strength, 1.8 V Variant VOL = 0.4 V 8 10 12.6 mA

UART I/O

OLI

Internal output low

Internal UART output (eDP/eDN) 1.2 V

signalling

0.1 V

OHI

Internal output high

Internal UART output (eDP/eDN) 1.2 V

signalling

0.918 1.32 V

ILI

Internal input low

Internal UART input (eDP/eDN) 1.2 V

signalling

–0.1

0.399 V

IHI

Internal input high

Internal UART input (eDP/eDN) 1.2 V

signalling

0.819 1.386 V

OLE

External output low

External UART output (DP/DN) 3.3 V

signalling

0 0.3 V

OHE

External output high

External UART output (DP/DN) 3.3 V

signalling

2.8 3.6 V

ILE

External input low

External UART input (DP/DN) 3.3 V

signalling

0.8 V

IHE

External input high

External UART input (DP/DN) 3.3 V

signalling

2 V

USB (DP, DN)

inp_Dx

Impedance to GND, no pull up or pull

down

Vin=3.6 V, V

DD3V3

=3.0 V, Input

Characteristics

(1)

390

kΩ

IO_Dx

Capacitance to GND

Measured with VNA at 240 MHz, Driver

Hi-Z

10 pF

PUI

Bus pull-up resistor on upstream facing

port (idle)

High-speed Device Speed

Identification

(1)

0.92 1.1 1.475

kΩ

PUR

Bus pull-up resistor on upstream facing

port (receiving)

High-speed Device Speed

Identification

(1)

1.525 2.2 2.99

kΩ

Bus pull-down resistor on downstream

facing port

High-speed Device Speed

Identification

(1)

14.35 19 24.6

kΩ

HSTERM

Termination voltage in highspeed

The output voltage in the high-speed

idle state, High-speed Input

Characteristics

(1)

–10

10 mV

USB TERMINATION

HSTERM_P

Driver Output Resistance (which also

serves as high speed termination)

(VOH= 0 to 600 mV) Full-speed (12

Mb/s) Driver Characteristics

(1)

, Default,

U_HS_TERM_Px setting 01

40.6 45 49.4

HSTERM_N

Driver Output Resistance (which also

serves as high speed termination)

(VOH= 0 to 600 mV) Full-speed (12

Mb/s) Driver Characteristics

(1)

, Default,

U_HS_TERM_Px setting 01

40.6 45 49.4

TUSB2E11

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