WM8802SCFT Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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WM8802SCFT Datasheet PDF : 65 Pages
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WM8802
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PIN DESCRIPTION
PIN
NAME
TYPE
DESCRIPTION
1
RXOUT
Digital Output Input bi-phase selection data output pin
2
RX0
Digital Input1 TTL-compatible digital data input pin
3
RX1
Digital Input Coaxial-compatible digital data input pin with built-in amplifier
4
RX2
Digital Input1 TTL-compatible digital data input pin
5
RX3
Digital Input1 TTL-compatible digital data input pin
6
DGND
Supply
Digital GND
7
DVDD
Supply
Digital power supply
8
RX4
Digital Input1 TTL-compatible digital data input pin
9
RX5/VI
Digital Input1 TTL-compatible digital data. Validity flag input pin for modulation.
10
RX6/UI
Digital Input1 TTL-compatible digital data. User data input pin for modulation.
11
DVDD
Supply
PLL digital power supply
12
DGND
Supply
PLL digital GND
13
LPF
Analogue Output PLL loop filter connection pin
14
AVDD
Supply
PLL analog power supply
15
AGND
Supply
PLL analog GND
16
RMCK
Digital Output R system clock output pin (256fs, 512fs, XIN, VCO)
17
RBCK
Digital Output/Input R bit clock input/output pin (64fs)
18
DGND
Supply
Digital GND
19
DVDD
Supply
Digital power supply
20
RLRCK
Digital Output/Input R LR clock input/output pin (fs)
21
RDATA
Digital Output Serial audio data input pin
22
SBCK
Digital Output S bit clock output pin (32fs, 64fs, 128fs)
23
SLRCK
Digital Output S LR clock output pin (fs/2, fs, 2fs)
24
SDIN
Digital Input1 Serial audio data input pin
25
DGND
Supply
Digital GND
26
DVDD
Supply
Digital power supply
27
XMCK
Analogue Output Oscillation amplifier output pin
28
XOUT
Analogue Output Crystal resonator connection output pin
29
XIN
Analogue Input
Crystal resonator connection, external supply clock input pin (24.576 MHz or
12.288 MHz)
30
DVDD
Supply
Digital power supply
31
DGND
Supply
Digital GND
32
EMPH/UO Digital Input/Output Emphasis information, U data output. Chip address setting pin2.
33
AUDIO/VO Digital Input/Output Non-PCM output, V flag output. Chip address setting pin2.
34
CKST
Digital Input/Output
Clock switch transition period signal.
function switch pin3.
Demodulation master or slave
35
INT
Digital Input/Output
Micro-controller interrupt output. Modulation or general-purpose I/O switch
pin4.
36
RERR
Digital Output PLL clock error, data error flag output
37
DO
Digital Output Micro-controller I/F read data output pin (3-state)
38
DI
Digital Input1 Micro-controller I/F write data input pin
39
CE
Digital Input1 Micro-controller I/F chip enable input pin
40
CL
Digital Input Micro-controller I/F clock input pin
41
XMODE
Digital Input1 System reset input pin
42
DGND
Supply
Digital GND
43
DVDD
Supply
Digital power supply
44
TMCK/GPIO0 Digital Input/Output Modulation 256fs system clock input. General-purpose I/O input/output pin.
w
PP Rev 1.1 April 2004
4
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