FUSB303B datasheet(2/18 Pages) ONSEMI

2 / 18 page

FUSB303B

www.onsemi.com

Figure 1. Typical I2C Application

VBUS

INT_N

SDA

SCL

SRC, SRC+Acc,

SNK, SNK+Acc,

DRP & DRP+Acc

State Machines

CC1

CC2

GND

FUSB303B

I2C

Slave

Osc

1.8V VDDIO

INT_N /

OUT3

SDA /

OUT1

SCL /

OUT2

EN_N

ADDR/

ORIENT

900k

PORT/

DEBUG_N

VDD

VBUS_DET

(debug boot signals)

SYSTEM TEST

VBUS

SYS

FAN54511

3.2A Charger

BAT

PMID

BOOT

4.7

μF

CC Switches,

I(Rp)/Rd &

Comparators Block

VDD

Processor

(I2C master

section)

FUSB340

(USB 3.1

2:1 MUX)

GND

SS Tx1/Rx1

SS Tx2/Rx2

SS Tx/Rx

USB 2.0

&3.1

PHY

INT_N /

OUT3

SDA /

OUT1

SCL /

OUT2

PORT/

DEBUG_N

EN_N

ADDR/

ORIENT

Internal pull−up

GPIO[1]

GPIO[2]

SNK or SRC

GPIO[1:2]=10/11: default

GPIO[1:2]=01: 1.5A

GPIO[1:2]=00: 3A

(debug boot signals)

SYSTEM

TEST

VBUS

SRC, SRC+Acc,

SNK, SNK+Acc,

DRP & DRP+Acc

State Machines

CC1

CC2

FUSB303B

I2 C

Slave

Osc

CC Switches,

I(Rp)/Rd &

Comparators Block

VBUS_DET

VDD

VBUS

SYS

FAN54511

3.2A Charger

BAT

PMID

BOOT

GPIO[3]

VDD

Processor

(USB2.0/3.1 PHY

section)

Internal pull−up

GPIO[4]

If no processor available,

tie ID to gate of Source

PMOSFET, EN_N to GND

and leave SDA/OUT1 &

SCL/OUT2 unconnected.

Figure 2. Typical GPIO Application

FUSB303B 数据表(PDF) 2 Page - ON Semiconductor

FUSB303B 数据表(HTML) 2 Page - ON Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

数据表下载

链接网址

FUSB303B 数据表(PDF) 2 Page - ON Semiconductor

FUSB303B 数据表(HTML) 2 Page - ON Semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

数据表 下载

链接网址

数据表下载