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SM5902 Datasheet(PDF) 3 Page - Nippon Precision Circuits Inc |
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SM5902 Datasheet(HTML) 3 Page - Nippon Precision Circuits Inc |
3 / 40 page NIPPON PRECISION CIRCUITS-3 SM5902AF Pin number Pin name I/O Function Setting HL 1 VDD2 - VDD supply pin 2 UC1 Ip/O Microcontroller interface extension I/O 1 3 UC2 Ip/O Microcontroller interface extension I/O 2 4 UC3 Ip/O Microcontroller interface extension I/O 3 5 UC4 Ip/O Microcontroller interface extension I/O 4 6 UC5 Ip/O Microcontroller interface extension I/O 5 7 DIT O Digital audio interface 8 NTEST Ip Test pin Test 9 CLK I 16.9344 MHz clock input 10 VSS - Ground 11 YSRDATA I Audio serial input data 12 YLRCK I Audio serial input LR clock Left channel Right channel 13 YSCK I Audio serial input bit clock 14 ZSCK O Audio serial output bit clock 15 ZLRCK O Audio serial output LR clock Left channel Right channel 16 ZSRDATA O Audio serial output data 17 YFLAG I Signal processor IC RAM overflow flag Overflow 18 YFCLK I Crystal-controlled frame clock 19 YBLKCK I Subcode block clock signal 20 NRESET I System reset pin Reset 21 ZSENSE O Microcontroller interface status output 22 VDD1 - VDD supply pin 23 YDMUTE I Forced mute pin Mute 24 YMLD I Microcontroller interface latch clock 25 YMDATA I Microcontroller interface serial data 26 YMCLK I Microcontroller interface shift clock 27 A10 O DRAM address 10 (NCAS2) O DRAM2 CAS control (with 2 DRAMs) 28 NCAS O DRAM CAS control 29 D2 I/O DRAM data input/output 2 30 D3 I/O DRAM data input/output 3 31 D0 I/O DRAM data input/output 0 32 D1 I/O DRAM data input/output 1 33 NWE O DRAM WE control 34 NRAS O DRAM RAS control 35 A9 O DRAM address 9 36 A8 O DRAM address 8 37 A7 O DRAM address 7 38 A6 O DRAM address 6 39 A5 O DRAM address 5 40 A4 O DRAM address 4 41 A0 O DRAM address 0 42 A1 O DRAM address 1 43 A2 O DRAM address 2 44 A3 O DRAM address 3 Ip : Input pin with pull-up resistor Ip/O : Input/Output pin (With pull-up resistor when in input mode) Pin description |
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