MD-C2
– 90 –
1* EFMMON Output EFM monitor output
2 AVCC – Analog power
3 EFMI Input EFM signal input from the RF amplifier
4 AGND – Analog ground
5 AIN Input Focus error signal A
6 EIN Input Tracking error signal E
7 TCG Input Track cross signal
8 BIN Input Focus error signal B
9 FIN Input Tracking error signal F
10 VBAT Input Supply voltage detection signal for the constant voltage servo
11 WBI Input ADIP wobble signal
12 VDD1 – Digital power
13 DGND – Digital ground
14, 15 TEST0, TEST1 Input Test input.
Normally connected to GND.
16 TEST2 Input Test input.
Switches between the encoder and decoder/servo mode and the ATRAC mode.
Normally connected to GND.
17 X176KO Output Clock output. f=176.4kHz (4fs)
18 FODRF Output Focus servo forward output, PWM.
19 FODRR Output Focus servo reverse output, PWM.
20 TRDRF Output Tracking servo forward output, PWM.
21 TRDRR Output Tracking servo reverse output, PWM.
22 SLDRF Output Slide servo forward output, PWM.
23 SLDRR Output Slide servo reverse output, PWM.
24 SPDRF Output Spindle servo forward output or spindle servo output, PWM.
25 SPDRR Output Spindle servo reverse output or spindle rotation forward/reverse selection
26 RAA3 Output Address output to the external D-RAM, ADR3
27 RAA2 Output Address output to the external D-RAM, ADR2
28 RAA1 Output Address output to the external D-RAM, ADR1
29 RAA0 Output Address output to the external D-RAM, ADR0 (LSB)
30* RAA10 Output Address output to the external D-RAM, ADR10 (MSB)
31 VDD2 – Digital ground
32 RAA4 Output Address output to the exterminal D-RAM, ADR4
33 RAA5 Output Address output to the exterminal D-RAM, ADR5
34 RAA6 Output Address output to the exterminal D-RAM, ADR6
35 RAA7 Output Address output to the exterminal D-RAM, ADR7
36 RAA8 Output Address output to the exterminal D-RAM, ADR8
37 RAOEX Output Data output enable signal output to the external D-RAM
38 DGND – Digital ground
39 RACASX Output Column address strobe signal output to the external D-RAM
40 RAD2 In/Output Data input/output to and from external D-RAM, D2
41 RAD3 In/Output Data input/output to and from external D-RAM, D3 (MSB)
42 RAA9 Output Address output to the external D-RAM, ADR9
43 RARASX Output Low address strobe signal output to the external D-RAM
44 RAWEX Output Data write enable signal output to the external D-RAM
45 RAD1 In/Output Data input/output to and from external D-RAM, D1
46 RAD0 In/Output Data input/output to and from external D-RAM, D0 (LSB)
47* TCRS Output Track cross signal
48* ACRCER Output ADIP CRC error flag monitor output
49* PLCK Output Playback: EFM PLL clock output
50 EFM0 Output Recording: EFM signal output. Playback: CIF (CI error frag) monitor output
IC1201 VHiLR376484-1:
ATRAC Encoder and Decoder/Compressing and Expansion (LR376484) (2/3)
Pin No.
Function
Terminal Name
Input/Output
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
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