2008-03-14
LC-32A28L, LC-42A48L
55
2.4. U602 (AD82581B-LEG LQFP-48 12W)
2.4.1 Block Diagram
2.4.2 Pin Connections and short description
Pin Descriptions
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PIN NAME
TYPE
DESCRIPTION CHARACTERISTICS
1 N.C.
2 N.C.
3
PLL
I PLL enable, low active Schmitt trigger TTL input buffer
4 MCLK I Master clock input Schmitt trigger TTL input buffer
5 CLK_OUT O Clock output from PLL TTL output buffer
6 DGND P Digital Ground
7 N.C.
8 DVDD P Digital Power
9 DEF I Default volume setting Schmitt trigger TTL input buffer
10 N.C.
11 N.C.
12 SDATA I Serial audio data input Schmitt trigger TTL input buffer
13 N.C
14 MONO I MONO mode enable, high active Schmitt trigger TTL input buffer
15 LRCIN I Left/Right clock input (Fs) Schmitt trigger TTL input buffer
16 BCLK I Bit clock input (64Fs) Schmitt trigger TTL input buffer
17
PD
I Power down, low active Schmitt trigger TTL input buffer
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