Sony STR-DE445 Service Manual page 23

Pin No. Pin Name
71 VDD1
72 – 79 RAMD0 – 7
80 VSS
81 VDD2
82 SDWCKO
83 SDBCKO
84 SDIA0
85 SDIA1
86 RAMA1
87 RAMA0
88 RAMWEN
89 RANOEN
90 VSS
91 VDD2
92 – 99 IPORT7 – 0
100 VSS
I/O
— Power supply. (+5v.)
I/O External SRAM data input/output.
— Ground.
— Power supply. (+3.3v.)
I Bit clock input for SDOA, SDIB, SDOB.
I Word clock input for SDOA, SDIB, SDOB.
I AC-3/DTS bitstream or PCM data input to Main DSP.
O AC-3/DTS bitstream or PCM data input to Main DSP.
O External SRAM address data output.
O External SRAM address data output.
O Write enable for external SRAM.
O Output enable for external SRAM.
— Ground.
— Power supply. (+3.3v.)
I Not used.
— Ground.
Function
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