IC DESCRIPTION-2
IC, LC78622ED
Pin No.Pin NameI/ODescriptionPin No.Pin NameI/ODescription
1DEFIIDefect sense signal (DEF) input pin. (Connect to 0V when not used).43XVDDNCrystal oscillator power supply pin.
2TAIITest signal input pin with built-in pull-down resistor. Be sure to connect to 0V.44XOUTO
Pin to which external 16.9344 MHz crystal oscillator is connected.
3PDOOPhase comparator output pin to control external VCO.45XINI
4VVSSNGND pin for built-in VCO. Be sure to connect to 0V.46XVSSNCrystal oscillator GND pin. Be sure to connect to 0V.
For PLL.
5ISETIPin to which external resistor adjusting the PD0 output current.47SBSYOSubcode block sync signal output pin.
6VVDDNPower supply pin for built-in VCO.48EFLGOC1, C2, single and dual correction monitoring pin.
7FRIPin for VCO frequency range adjustment.49PWOSubcode P, Q, R, S, T, U and W output pin.
8VSSNDigital system GND. Be sure to connect to 0V.50SFSYOSubcode frame sync signal output pin. Falls down when subcode enters standby.
9EFMOOEFM signal output pin.Subcode read clock input pin. Schmidt input. (Be sure to connected to 0V when not
For slice level control.51SBCKI
10EFMINIEFM signal input pin.in use.)
11T2ITest signal input pin with built-in pull-down resistor. Be sure to connect to 0V.Pin outputting the 7.35 kHz sync signal which is generated by dividing frequency of
52FSXO
12, 13CLV+, CLK�ODisc motor control output. Three level output is possible using command.crystal oscillator.
___Rough servo or phase control automatic selection monitoring output pin. Rough servo53WRQOSubcode Q output standby output pin.
14V/PO
at H. Phase servo at L.54RWCIRead/write control input pin. Schmidt input.
15HFLITrack detect signal input pin. Schmidt input.55SQOUTOSubcode Q output pin.
16TESITracking error signal input pin. Schmidt input.56COINICommand input pin from microprocessor.
___________
17TOFFOTracking OFF output pin.57CQCKICommand input read clock or subcode read input clock from SQOUT pin
________
18TGLOTracking gain selection output pin. Gain boost at L.58RESILC78622 reset input pin. Set this pin to L once when the main power is turned on.
19, 20JP+, JP�OTrack jump control signal output pin. Three level output is possible using command.59T11OTest signal output pin. Use this pin as open (normally L output).
21PCKOEFM data playback clock monitoring pin 4.3218 MHz when phase is locked in.6016MO16.9344 MHz output pin.
Sync signal detection output pin. H when the sync signal which is detected from EFM614.2MO4.2336 MHz output pin.
22FSEQO
signal and thesync signal which is internally generated agree.62T5ITest signal input pin with built-in pull-down resistor. Be sure to connect to 0V.
23VDDNDigital system power supply pin.______Chip select signal input pin with built-in pull-down resistor. Be sure to connect to 0V
63CSI
24SL+OMoves the sled to outer circumference.while it is not controlling.
25SL�OMoves the sled to inner circumference.64T1ITest signal input pin without built-in pull-down resistor. Be sure to connect to 0V.
26NNNot connected.
27PUINICD pickup inner switch detection.
28NNNot connected.
29EMPHODe-emphasis monitor output pin. De-emphasis disc is being played back at H.
30C2FOC2 flag output pin.
31DOUTODIGITAL OUT output pin. (EIAJ format).
32, 33T3, T4ITest signal input pin with built-in pull-down resistor. Be sure to connect to 0V.
34N.C.NNot used. Set the pin to open.
35MUTELOL-channel mute output pin.
36LVDDNL-channel power supply pin.
L-channel 1-bit DAC.
37LCHOOL-channel output pin.
38LVSSNL-channel GND. Be sure to connect to 0V.
39RVSSNR-channel GND. Be sure to connect to 0V.
40RCHOOR-channel output pin.
R-channel 1-bit DAC.
41RVDDNR-channel power supply pin.
42MUTEROR-channel mute output pin.
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