HUSB238A

Datasheet

©2023 Hynetek Semiconductor Co., Ltd. All rights reserved.

Page 6 of 22

RECOMMENDED OPERATING CONDITIONS

Table 2.

Parameter

Rating

VDD Input Voltage

3 V to 5.5 V

VBUS Input Voltage (VDD is available)

3.15 V to 29.4 V

VBUS Input Voltage (VDD is unavailable)

4.5 V to 29.4 V

Operating Temperature Range (Junction)

-40 °C to 125 °C

Ambient Temperature Range

-40 °C to 85 °C

SPECIFICATIONS

VDD = 3 V to 5.5 V or VDD < 3 V and VBUS = 4.5 V to 29.4 V, TJ = -40 °C to 125 °C for minimum and maximum

specifications, and TA = 25 °C for typical specifications, unless otherwise noted.

Table 3.

Parameter

Symbol

Test

Conditions/Comments

Min

Typ

Max

Unit

Power Supply

VDD UVLO Rising Threshold

VDD_UVLO_R

Power Up to normal operation

2.65

2.75

2.85

V

VDD UVLO Falling Threshold

VDD_UVLO_F

Falling edge to stop normal

operation

2.55

2.65

2.75

V

VDD UVLO Hysteresis

VDD_UVLO_HYS

Hysteresis Voltage to be

shutdown

0.1

V

VDD Standby Current

ISTBY

EN_N=Low without attachment,

VDD=4.5 V & VBUS=0 V

30

45

μA

VDD Operating Current in Active

Mode

IOP_VDD

EN_N=Low and attached as an

Active Sink, VDD=4.5 V &

VBUS=5 V

4

4.5

mA

VBUS UVLO Threshold

VBUS_UVLO_R

VDD=0 V

3.67

4

4.4

V

VBUS_UVLO_F

VDD=0 V

2.9

3.3

3.67

V

VBUS UVLO Hysteresis

VBUS_UVLO_HYS

Hysteresis Voltage to be

shutdown

0.1

V

VBUS Operating Current in Active

Mode

IOP_VBUS

EN_N=Low and attached as an

Active Sink, VDD=0 V &

VBUS=29.4 V

4

4.5

mA

Open Drain Output Pins (GATE,

INT_N)

Output Low Voltage

VOL_OD

Sink current=2 mA

0.4

V

Enable Pin (EN_N)

Low Level Input Threshold

VIL_EN

0.4

V

High Level Input Threshold

VIH_EN

1.35

V

Input and Output Pins

(PORT/DEBUG_N, ADDR/ORIENT,

EN_HVDCP/OUT1)

Output Low Voltage

VOL_PP

Sink current=1 mA

0.2∙VDD

V

Output High Voltage

VOH_PP

Source current=1 mA

0.8∙VDD

V

I2C Characteristics (SDA, SCL pins)

Output Low Voltage

VOL_I2C

Sink current is 2 mA

0.4

V

Input Low Voltage

VIL_I2C

I2C Pull up voltage is 3.3 V

0.99

V

Input High Voltage

VIH_I2C

I2C Pull up voltage is 3.3 V

2.31

V

Input Voltage Hysteresis

VHYS_I2C

I2C Pull up voltage is 3.3 V

0.17

V

SCL Clock Frequency

fSCL_I2C

0

400

kHz