Clarion PN-2302N-A Manual de servicio - Página 6

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Clarion PN-2302N-A Manual de servicio
pin 26 : A 2
: O : Address output to the external DRAM.
pin 27 : A 1
: O : Address output to the external DRAM.
pin 28 : A 0
: O : Address output to the external DRAM.
pin 29 : A 9
: O : Address output to the external DRAM.
pin 30 : VSS
: - : Ground.
pin 31 : VDD
: - : Positive supply voltage.
pin 32 : A 10
: O : Address output to the external DRAM.
pin 33 : A 11
: O : Address output to the external DRAM.
pin 34 : X R Addr St
: O : Row address strobe output to the ex-
ternal DRAM.
pin 35 : X WE 0
: O : Data write enable signal output to the
external DRAM for 4M x n/16M x 1
mode.
pin 36 : X WE 2
: O : Data write enable signal output to the
external DRAM for 4M x 2/4M x 4
mode.
pin 37 : X WE 3
: O : Data write enable signal output to the
external DRAM for 4M x 4 mode.
pin 38 : X WE 4
: O : Data write enable signal output to the
external DRAM for 4M x 4 mode.
pin 39 : D 1
: I/O : Data input/output to the external
DRAM.
pin 40 : D 0
: I/O : Data input/output to the external
DRAM.
pin 41 : D 3
: I/O : Data input/output to the external
DRAM.
pin 42 : D 2
: I/O : Data input/output to the external
DRAM.
pin 43 : X C Addr St
: O : Column address strobe output to the
external DRAM.
pin 44 : X OE 0
: O : Data output enable signal output to the
external DRAM for 4M x n/16M x 1
mode.
pin 45 : X OE 2
: O : Data output enable signal output to the
external DRAM for 4M x 2/4M x 4
mode.
pin 46 : X OE 3
: O : Data output enable signal output to the
external DRAM for 4M x 4 mode.
pin 47 : X OE 4
: O : Data output enable signal output to the
external DRAM for 4M x 4 mode.
pin 48 : A 8
: O : Address output to the external DRAM.
pin 49 : A 7
: O : Address output to the external DRAM.
pin 50 : VSS
: - : Ground.
pin 51 : A 6
: O : Address output to the external DRAM.
pin 52 : A 5
: O : Address output to the external DRAM.
pin 53 : A 4
: O : Address output to the external DRAM.
pin 54 : OSC ENABLE : IN : Crystal Oscillation enable signal input.
Active high or open.
pin 55 : S/P_ SEL
: IN : Serial/Parallel select signal input for
the input data from CPU. "L"= Parallel.
pin 56 : X WR EN IN
: IN : DRAM write enable signal input from
CPU.
pin 57 : X RD EN IN
: IN : DRAM read enable signal input from
CPU.
pin 58 : X LATCH
: IN : Serial data latch signal input from
CPU.(shares use with DSP not possi-
ble).
pin 59 : S DT IN
: IN : Serial data input from CPU(shares use
with DSP possible).
pin 60 : S CK IN
: IN : Serial clock input from CPU(shares use
with DSP possible).
pin 61 : X S Out EN
: IN : Serial data output enable signal input
from CPU.
pin 62 : S DT OUT
: O : Serial data output to CPU.
pin 63 : X RD INH
: O : DRAM read inhibit signal output to
CPU.
pin 64 : X WR INH
: O : DRAM write inhibit signal output to
CPU.
pin 65 : Addr M 21
: O : Address monitor output.
pin 66 : Addr M 20
: O : Address monitor output.
pin 67 : Addr M 19
: O : Address monitor output.
pin 68 : Addr M 18
: O : Address monitor output.
pin 69 : Addr M 17
: O : Address monitor output.
pin 70 : VSS
: - : Ground.
pin 71 : VDD
: - : Positive supply voltage.
pin 72 : X Q OK
: IN : Sub code Q OK signal input from
CPU.
pin 73 : X TBC
: O : Play back data time information output.
pin 74 : Q RCK
: IN : Play back data time information read
clock input.
pin 75 : M RD EN
: O : Play back data time information read
enable signal output.
PN-2302M/N
pin 76 : M WR EN
: O : Play back data time information write
pin 77 : GR SCOR
: O : SCOR for crystal precision that frame
pin 78 : SCOR
: IN : Sub code sync input.
pin 79 : GR SRST
: IN : High for track jump (Input from CPU).
pin 80 : X RESET_
: IN : System reset signal input.
CXA1821M
051-5706-90
1. Function
: Auto power controller for LASER diode, RF amplifier,
Focusing error amplifier, Tracking error amplifier
2. Block Diagram
3. Terminal Description
pin 1 : LASER D
: Laser diode drive output (with APC).
pin 2 : POW DET
: Laser power detection signal input for APC.
pin 3 : A
: Input of RF and FE (focusing error) amplifier.
pin 4 : B
: Input of RF and FE (focusing error) amplifier.
pin 5 : C
: Input of RF and FE (focusing error) amplifier.
pin 6 : D
: Input of RF and FE (focusing error) amplifier.
pin 7 : VEE
: Ground.
pin 8 : F
: Input of Tracking error amplifier.
pin 9 : E
: Input of Tracking error amplifier.
pin 10 : EI
: Gain control output terminal for Amplifier-H.
pin 11 : EO
: Gain control input terminal for Amplifier-H.
pin 12 : VC
: Center voltage output.
pin 13 : TRACK ERR : Output of Tracking error amplifier.
pin 14 : FE BIAS
: Bias control for the Focusing error amplifier.
pin 15 : FOCUS ERR : Output of Focusing error amplifier.
pin 16 : RF OUT
: Output of RF amplifier.
pin 17 : RF EQ
: Equalizer setting terminal.
pin 18 : LC / PDIC
: "Open"= for PDIC
pin 19 : LD ON
: "H"= Laser diode ON.
pin 20 : VCC
: Positive supply voltage.
- 6 -
enable signal output.
jitter margin is absorbed.
RF Amplifier for CD Player