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SC9638EP Datasheet(PDF) 5 Page - Silan Microelectronics Joint-stock |
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SC9638EP Datasheet(HTML) 5 Page - Silan Microelectronics Joint-stock |
5 / 13 page SC9638EP (Continued) Pin No. Symbol I/O Description 39 FILTCL -- DAC left channel filter capacitor. 40 VOL -- DAC left channel filter capacitor. 41 RAD -- Tracking drive output 42 FOC -- Focus drive output 43 SLED -- Sled drive output 44 MOTO -- Spindle drive output 45 VDD -- Servo Supply Voltage 46 GND -- Servo Ground 47 V2/SLED_SW -- Sled motor position monitor signal input 48 LDON -- Laser control signal output with built-in pull up resistor 49 VSSA1 -- Analog Ground of Servo Module ADC. 50 VDDA1 -- Analog Supply Voltage of Servo Module ADC. 51 B -- Central diode current signal input B 52 A -- Central diode current signal input A 53 C -- Central diode current signal input C 54 D -- Central diode current signal input D 55 F -- Satellite diode current signal input F 56 E -- Satellite diode current signal input E 57 VCOM -- DC Voltage Input 58 ISLICE -- Data Slice feed-back current output 59 HFIN -- EFM signal input 60 HFREF -- Reference signal 61 VSSA2 -- Servo module HF and the analog ground of PLL 62 VDDA2 -- Servo module HF and the analog source supply of PLL 63 CRIN I 8.4672MHz crystal oscillator input 64 CROUT O 8.4672MHz crystal oscillator output FUNCTION DESCRIPTION 1. LCD illustration The circuit adopts LCD of 4×16, 5V, 1/4duty, and 1/3bias, and the panel is as follows: HANGZHOU SILAN MICROELECTRONICS CO.,LTD REV:1.0 2008.03.24 Http: www.silan.com.cn Page 5 of 13 |
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