Production Data
WM8770
PIN
52
53
54
55
56
57
58
59
60
NAME
DOUT
DIN1
TYPE
DESCRIPTION
Digital output
Digital Input
Digital Input
Digital Input
Digital Input
ADC data output
DAC channel 1 data input
DAC channel 2 data input
DAC channel 3 data input
DAC channel 4 data input
DIN2
DIN3
DIN4
DACLRC
ADCLRC
BCLK
Digital input/output DAC left/right word clock
Digital input/output ADC left/right word clock
Digital input/output ADC and DAC audio interface bit clock
MCLK
Digital input
Master DAC and ADC clock; 256, 384, 512 or 768fs (fs = word clock
frequency)
61
62
63
64
CL
DI
Digital input
Digital input
Digital input
Digital input
Serial interface clock (5V tolerant)
Serial interface data (5V tolerant)
Serial interface Latch signal (5V tolerant)
CE
RESETB
Device reset input (mutes DAC outputs, resets gain stages to 0dB)
(5V tolerant)
Note: Digital input pins have Schmitt trigger input buffers and are 5V tolerant.
PD Rev 4.1 June 2005
5
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
