STUSB1602 datasheet(48/55 Pages) STMICROELECTRONICS

48 / 55 page

Electrical characteristics

STUSB1602

48/55

DocID028319 Rev 2

VTH2.6

Detection

threshold 7

Max Rd detection by DFP at IP-3.0, max CC

voltage for connected UFP

2.45

2.60

2.75

VCONN protection

RVCONN

VCONN path

resistance

IVCONN = 0.2 A,

0.25

0.5

0.975

Ω

IOCP

Overcurrent

protection

Programmable current limit threshold

(from 100 mA to 600 mA by step of 50 mA)

100

125

300

350

400

550

600

650

VOVP

Output-over

voltage

protection

5.9

6.1

VUVP

Input

undervoltage

protection

Low UVLO threshold

2.6

2.7

High UVLO threshold (default)

4.6

4.8

VBUS monitoring and driving

VTHUSB

VBUS presence

threshold

VSYS = 3.0 to 5.5 V

3.8

3.9

4.0

VTH0V

VBUS safe 0 V

threshold

(vSafe0V)

VSYS = 3.0 to 5.5 V

0.5

0.6

0.7

Programmable threshold

0.8

0.9

1.0

Programmable threshold from 0.6 V to 1.8 V

1.1

1.2

1.3

Default VTHOV = 0.6 V

1.7

1.8

1.9

RDISUSB

VBUS discharge

resistor

600

700

800

Ω

TDISUSB

VBUS discharge

time to 0V

Default TDISPARAM = 840 ms, the co-efficient

TDISPARAM is programmable by NVM

70 (1)

84 (1)

100 (1)

VBUS discharge

time to PDO

Default TDISPARAM = 200 ms, the co-efficient

TDISPARAM is programmable by NVM

20 (1)

24 (1)

28 (1)

VMONUSBH

VBUS monitoring

high voltage

threshold

VBUS = nominal target value, default

VMONUSBH = VBUS + 10 %, the threshold limit is

programmable by NVM from +5 % to +20 %

VBUS

+ 10 %

VMONUSBL

VBUS monitoring

low voltage

threshold

VBUS = nominal target value, default

VMONUSBL = VBUS - 10 %, the threshold limit is

programmable by NVM from -20 % to -5 %

VBUS

- 10 %

Digital input/output (SCL, SDA, ALERT#, A_B_SIDE)

VIH

High level input

voltage

1.2

VIL

Low level input

voltage

0.35

VOL

Low level output

voltage

Ioh = 3 mA

0.4

Table 30. Electrical characteristics (continued)

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

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