UDA1335H Просмотр технического описания (PDF) - Philips Electronics
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UDA1335H Datasheet PDF : 44 Pages
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Philips Semiconductors
Universal Serial Bus (USB) Audio
Playback Recording Peripheral (APRP)
BLOCK DIAGRAM
Preliminary specification
UDA1335H
handbook, full pagewidth
VSSX 24
XTAL1b 25
XTAL2b 26
VDDX 28
VDDA3 52
XTAL2a 53
XTAL1a 54
VSSA3 55
CLK
27
OSC
48 MHz
TIMING
OSC
ADC
ANALOG
PLL
D+
D−
8
6
ANALOG FRONT-END
USB-PROCESSOR
P0.7 to P0.0
7, 5, 3, 64,
62, 60, 58, 56
P2.0 to P2.7
14, 16, 18, 20,
22, 23, 29, 30
9 VDDI
10 VSSI
11 VSSE
12 VDDE
32 VDDO
33 VSSO
38 VDDA1
39 VSSA1
42 VDDA2
44 VSSA2
GP2/DO 63
GP3/WSO 1
GP4/BCKO 2
GP1/DI 13
GP0/BCKI 17
GP5/WSI 15
PSEN 31
DA 57
WS 59
BCK 61
EA 48
ALE 50
VINL 43
VINR 47
VRN 49
VRP 51
PGA
PGA
DIGITAL I/O
MUX
I2S-BUS
INTERFACE
DECIMATOR
FILTER
SAMPLE
FREQUENCY
GENERATOR
FIFO
AUDIO FEATURE
PROCESSING DSP
UPSAMPLE FILTERS
LEFT
Σ∆ ADC
RIGHT
Σ∆ ADC
VARIABLE HOLD REGISTER
UDA1335H
3rd-ORDER NOISE SHAPER
LEFT
DAC
REFERENCE VOLTAGE
RIGHT
DAC
45, 46
n.c.
41
Vref(AD)
40
Vref(DA)
MICRO-
CONTROLLER
19 SCL
21 SDA
TEST
CONTROL
BLOCK
4 SHTCB
35 TC
36 RTCB
−
34 VOUTL
+
37 VOUTR
MBK838
1998 Aug 28
Fig.1 Block diagram.
5
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