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參數(shù)資料
| 型號(hào)： | LC78620E |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Compact Disc Player DSP(CD播放器DSP) |
| 中文描述： | 光碟機(jī)的DSP（數(shù)字信號(hào)處理器的CD播放器） |
| 文件頁數(shù)： | 8/34頁 |
| 文件大?。?/td> | 477K |
| 代理商： | LC78620E |
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No. 5130-8/34
LC78620E
Pin No.
Symbol
I/O
Function
42
LRSY
O
Left/right clock output
43
CK2
O
Bit clock output
(after reset)
Inverted polarity clock output
(during CK2CON mode)
ROMXA application
output signals
44
ROMXA
O
Interpolation data output
(after reset)
ROM data output
(During ROMXA mode)
45
C2F
O
C2 flag output
46
MUTEL
O
Left channel mute output
47
LV
DD
LCHP
Left channel power supply. Normally 5 V.
48
O
Left channel P output
49
LCHN
O
Left channel N output
50
LV
SS
RV
SS
RCHN
One-bit D/A converter
Left channel ground. Normally 0 V.
51
Right channel ground. Normally 0 V.
52
O
Right channel N output
53
RCHP
O
Right channel P output
54
RV
DD
MUTER
Right channel power supply. Normally 5 V.
55
O
Right channel mute output
56
DOUT
O
Digital output
57
SBSY
O
Subcode block synchronization signal
58
EFLG
O
C1, C2, single and double error correction monitor pin
59
PW
O
Subcode P, Q, R, S, T, U, V and W output
60
SFSY
O
Subcode frame synchronization signal output. This signal falls when the subcodes are in the standby state.
61
SBCK
I
Subcode readout clock input. This is a Schmitt input. (Must be tied low when unused.)
62
FSX
O
Output for the 7.35 kHz synchronization signal divided from the crystal oscillator
63
WRQ
O
Subcode Q output standby output
64
RWC
I
Read/write control input. This is a Schmitt input.
65
SQOUT
O
Subcode Q output
66
COIN
I
Command input from the control microprocessor
67
CQCK
I
Input for both the command input acquisition clock and the SQOUT pin subcode readout clock input. This is a Schmitt input.
68
RES
I
Chip reset input. This pin must be set low briefly after power is first applied.
69
TST11
O
Test output. Leave open. (Normally outputs a low level.)
70
LASER
O
Laser on/off output. Controlled by serial data commands from the control microprocessor.
16.9344 MHz output. However, in 4
×
playback mode only, outputs 33.8688 MHz.
4.2336 MHz output
71
16M
O
72
4.2M
O
73
CONT
O
Supplementary control output. Controlled by serial data commands from the control microprocessor.
74
TEST5
I
Test input. A pull-down resistor is built in.
75
CS
I
Chip select input. A pull-down resistor is built in.
76
XV
SS
X
IN
X
OUT
XV
DD
TEST1
Crystal oscillator ground. Normally 0 V.
77
I
Connections for a 16.9344 MHz crystal oscillator. Use a 33.8688 MHz crystal oscillator in systems that support
quad-speed playback.
78
O
79
Crystal oscillator power supply. Normally 5 V.
80
I
Test input. A pull-down resistor is built in.
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| LC78621E | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Compact Disc Player DSP |
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| LC78622NE | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Compact Disc Player DSP |
| LC78624E | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Compact Disc Player DSP |
| LC78625 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Compact Disc Player DSP |
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