參數(shù)資料
型號: LC83025E
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP80
封裝: QFP-80
文件頁數(shù): 10/15頁
文件大?。?/td> 282K
代理商: LC83025E
Pin Functions
No. 4977-4/15
LC83025E
Pin No.
Symbol
I/O
Function
[Control pins]
13
OSC1
I
Crystal oscillator connection (768 fs)
14
OSC2
O
Crystal oscillator connection (768 fs)
10
FS384I
I
384 fs input (Apply a clock that is equal to the OSC1/OSC2 768 fs clock divided by 2.)
11
SELC
I
Audio clock source switching (High: Fixes FS384I as the clock)
18
SAIF
I
Digital audio input mode switching (Low: backward packed, High: forward packed)
19
SAOF
I
Digital audio output mode switching (Low: 48 fs, High: 64 fs)
17
RES
I
Reset
25 to 21
TEST5 to
I
Test (Must be tied to ground in normal operation.)
TEST1
20
TEST6
O
Test (Must be left open in normal operation.)
48
P0
I
Coefficient transfer mode switching
50, 49
P2, P1
I
Initial operating mode setting (This pin should be held high in normal operation.)
51
P3
O
Microphone signal present (low output) or absent (high output) indication output
52
P4
O
Music signal present (low output) or absent (high output) indication output
[External memory interface]
79
RAS
O
RAS signal output
80
CAS
O
CAS signal output
1
DREAD
O
External memory read signal output
2
DWRT
O
External memory write signal output
68 to 60
A8 to A0
O
Address outputs
69 to 71,
D7 to D0
I/O
Data I/O (Normally, only D3 to D0 are used.)
74 to 78
[Audio interface]
9
LRCKI
I
ASI L/R clock input (1 fs)
5
LRCKO
O
ASO L/R clock output (1 fs)
8
BCKI
I
ASI bit clock input (32 fs or higher)
4
BCKO
O
ASO bit clock output (48 fs or 64 fs)
6
FS384O
O
ASO 384 fs output
7
ASI
I
Digital audio data input (MSB first, 16 bits)
3
ASO
O
Digital audio data output (MSB first, backward packed, 16 bits)
35
ADL1
I
A/D converter input (left channel)
33
ADL2
O
A/D converter output (left channel)
37
ADL3
O
A/D converter output (left channel)
40
ADR1
I
A/D converter input (right channel)
38
ADR2
O
A/D converter output (right channel)
42
ADR3
O
A/D converter output (right channel)
45
ADM1
I
A/D converter input (microphone)
43
ADM2
O
A/D converter output (microphone)
47
ADM3
O
A/D converter output (microphone)
28
DAOL
O
D/A converter output (left channel)
31
DAOR
O
D/A converter output (right channel)
[Microcontroller interface]
55
SIRQ
I
Serial input request signal input
59
SIAK
O
Output indicating serial input execution in progress
56
SI
I
Serial data input from the control microcontroller (8-bit serial data)
57
SICK
I
SI transfer clock input
58
SRDY
I
Ready signal input from the control microcontroller that indicates that serial data input has completed
Continued on next page.
相關(guān)PDF資料
PDF描述
LC83026E SPECIALTY CONSUMER CIRCUIT, PQFP80
LC83200W SPECIALTY CONSUMER CIRCUIT, PQFP48
LC83210W SPECIALTY CONSUMER CIRCUIT, PQFP48
LC85632 LED CLOCK, PDIP30
LC8650T SPECIALTY CONSUMER CIRCUIT, PDSO24
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LC83026E 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Digital Signal Processor for Karaoke Systems
LC8390 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:16bits A/D and D/A Converters for Digital Audio Systems
LC8390M 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:16bits A/D and D/A Converters for Digital Audio Systems
LC8395-90 制造商:未知廠家 制造商全稱:未知廠家 功能描述:16-Bit Microcontroller
LC8395BH 制造商:未知廠家 制造商全稱:未知廠家 功能描述:16-Bit Microcontroller