Datasheet

PCM2903C
www.ti.com SBFS038 –JUNE 2012
ELECTRICAL CHARACTERISTICS
All specifications at T
A
= +25°C, V
CCC
= V
CCP1
= V
CCP2
= V
CCX
= V
DD
= 3.3 V, f
S
= 44.1 kHz, f
IN
= 1 kHz, 16-bit data, unless
otherwise noted.
PCM2903C
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 V
DD
XTI, HID0, HID1, and
0.7 V
DD
V
DD
High-level input
HID2
V
IH
VDC
voltage
SEL0, SEL1 2 5.25
DIN 0.7 V
DD
5.25
D+, D– 0.8
XTI, HID0, HID1, and
0.3 V
DD
Low-level input
HID2
V
IL
VDC
voltage
SEL0, SEL1 0.8
DIN 0.3 V
DD
D+, D–, XTI, SEL0, V
IN
= 3.3 V
±10
SEL1
High-level input
I
IH
μA
current HID0, HID1, and HID2 V
IN
= 3.3 V 50 80
DIN V
IN
= 3.3 V 65 100
D+, D–, XTI, SEL0, V
IN
= 0 V
±10
SEL1
Low-level input
I
IL
μA
current HID0, HID1, and HID2 V
IN
= 0 V ±10
DIN V
IN
= 0 V ±10
OUTPUT LOGIC
D+, D– 2.8
High-level output
V
OH
DOUT I
OH
= –4 mA 2.8 VDC
voltage
SSPND I
OH
= –2 mA 2.8
D+, D– 0.3
Low-level output
V
OL
DOUT I
OL
= 4 mA 0.5 VDC
voltage
SSPND I
OL
= 2 mA 0.5
CLOCK FREQUENCY
Input clock frequency, XTI 11.994 12 12.006 MHz
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Product Folder Link(s): PCM2903C