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LC83025 Arkusz danych(PDF) 4 Page - Sanyo Semicon Device |
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LC83025 Arkusz danych(HTML) 4 Page - Sanyo Semicon Device |
4 / 15 page Pin Functions No. 4977-4/15 LC83025E Pin No. Symbol I/O Function [Control pins] 13 OSC1 I Crystal oscillator connection (768 fs) 14 OSC2 O Crystal oscillator connection (768 fs) 10 FS384I I 384 fs input (Apply a clock that is equal to the OSC1/OSC2 768 fs clock divided by 2.) 11 SELC I Audio clock source switching (High: Fixes FS384I as the clock) 18 SAIF I Digital audio input mode switching (Low: backward packed, High: forward packed) 19 SAOF I Digital audio output mode switching (Low: 48 fs, High: 64 fs) 17 RES I Reset 25 to 21 TEST5 to I Test (Must be tied to ground in normal operation.) TEST1 20 TEST6 O Test (Must be left open in normal operation.) 48 P0 I Coefficient transfer mode switching 50, 49 P2, P1 I Initial operating mode setting (This pin should be held high in normal operation.) 51 P3 O Microphone signal present (low output) or absent (high output) indication output 52 P4 O Music signal present (low output) or absent (high output) indication output [External memory interface] 79 RAS O RAS signal output 80 CAS O CAS signal output 1 DREAD O External memory read signal output 2 DWRT O External memory write signal output 68 to 60 A8 to A0 O Address outputs 69 to 71, D7 to D0 I/O Data I/O (Normally, only D3 to D0 are used.) 74 to 78 [Audio interface] 9 LRCKI I ASI L/R clock input (1 fs) 5 LRCKO O ASO L/R clock output (1 fs) 8 BCKI I ASI bit clock input (32 fs or higher) 4 BCKO O ASO bit clock output (48 fs or 64 fs) 6 FS384O O ASO 384 fs output 7 ASI I Digital audio data input (MSB first, 16 bits) 3 ASO O Digital audio data output (MSB first, backward packed, 16 bits) 35 ADL1 I A/D converter input (left channel) 33 ADL2 O A/D converter output (left channel) 37 ADL3 O A/D converter output (left channel) 40 ADR1 I A/D converter input (right channel) 38 ADR2 O A/D converter output (right channel) 42 ADR3 O A/D converter output (right channel) 45 ADM1 I A/D converter input (microphone) 43 ADM2 O A/D converter output (microphone) 47 ADM3 O A/D converter output (microphone) 28 DAOL O D/A converter output (left channel) 31 DAOR O D/A converter output (right channel) [Microcontroller interface] 55 SIRQ I Serial input request signal input 59 SIAK O Output indicating serial input execution in progress 56 SI I Serial data input from the control microcontroller (8-bit serial data) 57 SICK I SI transfer clock input 58 SRDY I Ready signal input from the control microcontroller that indicates that serial data input has completed Continued on next page. |
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Podobny opis - LC83025 |
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