參數(shù)資料
型號(hào): PCM2906DBR
元件分類: Codec
英文描述: STEREO AUDIO CODEC WITH USB INTERFACE SINGLE ENEDE ANALOG INPUT/OUTPUT AND S/PDIF
中文描述: 立體聲音頻編解碼器帶USB接口的單ENEDE模擬輸入/輸出和S / PDIF
文件頁(yè)數(shù): 3/32頁(yè)
文件大?。?/td> 299K
代理商: PCM2906DBR
SLES042A JUNE 2002 REVISED JUNE 2004
www.ti.com
3
ELECTRICAL CHARACTERISTICS
all specifications at TA = 25
°
C, VBUS, = 5 V, fS = 44.1 kHz, fIN = 1 kHz, 16-bit data, unless otherwise noted
PARAMETER
TEST CONDITIONS
PCM2904DB, PCM2906DB
MIN
UNIT
TYP
MAX
Digital Input/Output
Host interface
Audio data format
Apply USB Revision 1.1, full speed
USB isochronous data format
Input Logic
VIH(1)
VIL(1)
VIH(2) (3)
VIL(2) (3)
VIH(4)
VIL(4)
VIH(5)
VIL(5)
IIH(1)(2)(4)
IIL(1)(2)(4)
IIH(3)
IIL(3)
IIH(5)
IIL(5)
Output Logic
VOH(1)
VOL(1)
VOH(6)
VOL(6)
VOH(7)
VOL(7)
Clock Frequency
2
3.3
0.8
3.3
0.9
5.25
0.8
5.25
0.9
±
10
±
10
80
±
10
100
±
10
2.52
Input logic level
Vdc
2
2.52
VIN = 3.3 V
VIN = 0 V
VIN = 3.3 V
VIN = 0 V
VIN = 3.3 V
VIN = 0 V
Input logic current
50
μ
A
65
2.8
0.3
Output logic level
IOH = –4 mA
IOL = 4 mA
IOH = 2 mA
IOL = 2 mA
2.8
Vdc
0.5
2.8
0.5
Input clock frequency, XTI
11.994
12.000
12.006
MHz
ADC Characteristics
Resolution
Audio data channel
8, 16
1, 2
bits
channel
Clock Frequency
fs
DC Accuracy
Sampling frequency
8, 11.025, 16, 22.05, 32, 44.1, 48
kHz
Gain mismatch, channel-to-channel
Gain error
Bipolar zero error
±
1
±
2
±
0
±
5
±
10
% of FSR
% of FSR
% of FSR
(1)Pins 1, 2: D+, D–
(2)Pin 21: XTI
(3)Pins 5, 6, 7: HID0, HID1, HID2
(4)Pins 8, 9: SEL0, SEL1
(5)Pin 24: DIN
(6)Pin 25: DOUT
(7)Pin 28: SSPND
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