AT43312A-SC Datasheet AT43312A-SC, AT43312A-AC | P22-P24

AT43312A

1255F–USB–3/04

Figure 15. AT43312A Bus-powered USB Hub

1N4148

0.33UF

DP4R

PWR1#

VBUS

LED

DM2R

100

OVL2#

1.5K

0.1UF

R2 22

LED

330

R24 22

C5 2.2nF

R18 22

VBUS

OVL4#

R13 22

R17 22

DP1R

330

0.1UF

DM4R

OVL1#

DM3R

DM1R

USB-B

OVL3#

DP3R

6.000 MHZ

330

PWR2#

R22 22

PWR3#

AT43312A-AC

OSC1

OSC2

DP0

DM0

VSS

TEST#

CEXT

VSS

DP1

DM1

PWR1#

STAT1#

DP2

DM2

PWR2#

STAT2#

DP3

DM3

PWR3#

STAT3#

LPSTAT

OVL2#

OVL3#

VCC5

OVL1#

OVL4#

SELF/BUS#

DM4

DP4

PWR4#

STAT4#

LFT

DP2R

VDD

0.01UF

LED

L10

R1 22

1N4148

R14 22

R21 22

PWR4#

4.7UF

R26 22

R10

330

AT43312A

1255F–USB–3/04

Figure 16. AT43312A Bus-powered USB Hub

OVL2#

R16

47K

USB-A

JP4

VBUS

USB-A

JP3

RP2

15K

R11

47K

OVL4#

R12

47K

MIC2526-2

CTLA

CTLB

FLGA

OUTA

OUTB

FLGB

GND

PWR1#

L2 FB

USB-A

JP2

L13

C19

120UFD 10V

PWR4#

USB-A

JP5

DM1R

OVL1#

L4 FB

PWR2#

L12

C16

0.1UF

OVL3#

C20

0.1UF

MIC2526-2

CTLA

CTLB

FLGA

OUTA

OUTB

FLGB

GND

C15

120UFD 10V

VDD

L11

C17

120UFD 10V

C18

0.1UF

C14

0.1UF

DM4R

L3 FB

PWR3#

R15

47K

DP2R

DP3R

DM2R

L14

DP1R

C13

120UFD 10V

DP4R

DM3R

AT43312A

1255F–USB–3/04

Ordering Information

Ordering Code Package Operating Range

AT43312A-AC

AT43312A-SC

32AA

32R

Commercial

(0°C to 70°C)

Package Type

32AA 32-lead, Low-profile (1.4 mm) Plastic Quad Flat Package (LQFP)

32R 32-lead, 0.440" Wide, Plastic Gull Wing Small Outline (SOIC)

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P24 P25-P27

AT43312A-SC

Mfr. #:

Buy AT43312A-SC

Manufacturer:

Microchip Technology / Atmel

Description:

USB Interface IC FULL FEATURED USB HUB CONTROLLER

Lifecycle:

New from this manufacturer.

Delivery:

DHL FedEx Ups TNT EMS

Payment:

T/T Paypal Visa MoneyGram Western Union

AT43312A-SC

AT43312A-SC

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