Not Recommended for New Designs

PCM2903B

www.ti.com

SLES228 – DECEMBER 2008

ELECTRICAL CHARACTERISTICS

All specifications at TA = +25°C, VCCC = VCCP1 = VCCP2 = VCCX = VDD = 3.3 V, fS = 44.1 kHz, fIN = 1 kHz, 16-bit data, unless

otherwise noted.

PCM2903B

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DIGITAL INPUT/OUTPUT

Host interface

Apply USB Revision 2.0, full speed

Audio data format

USB isochronous data format

INPUT LOGIC

D+, D–

2

VDD

XTI, HID0, HID1, and

0.7 VDD

VDD

High-level input

HID2

VIH

VDC

voltage

SEL0, SEL1

2

5.25

DIN

0.7 VDD

5.25

D+, D–

0.8

XTI, HID0, HID1, and

0.3 VDD

Low-level input

HID2

VIL

VDC

voltage

SEL0, SEL1

0.8

DIN

0.3 VDD

D+, D–, XTI, SEL0,

VIN = 3.3 V

±10

SEL1

High-level input

IIH

μA

current

HID0, HID1, and HID2

VIN = 3.3 V

50

80

DIN

VIN = 3.3 V

65

100

D+, D–, XTI, SEL0,

VIN = 0 V

±10

SEL1

Low-level input

IIL

μA

current

HID0, HID1, and HID2

VIN = 0 V

±10

DIN

VIN = 0 V

±10

OUTPUT LOGIC

D+, D–

2.8

High-level output

VOH

DOUT

IOH = –4 mA

2.8

VDC

voltage

SSPND

IOH = –2 mA

2.8

D+, D–

0.3

Low-level output

VOL

DOUT

IOL = 4 mA

0.5

VDC

voltage

SSPND

IOL = 2 mA

0.5

CLOCK FREQUENCY

Input clock frequency, XTI

11.994

12

12.006

MHz

Copyright © 2008, Texas Instruments Incorporated

Submit Documentation Feedback

3

Product Folder Links: PCM2903B