S5L9274 Ver la hoja de datos (PDF) - Samsung
Número de pieza
componentes Descripción
Fabricante
S5L9274 Datasheet PDF : 36 Pages
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S5L9274
DECODER FOR CD-MP3/CD-ROM
PIN DESCRIPTION (Continued)
Pin No
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
Symbol
VDD
MCU_CLK
MDAT
MCK
MLAT
MDOUT
MINT
SCAN_EN
TEST2
TEST1
TEST0
DDAT0
DDAT1
WEB
RASB
VSS
VDD
DDAT2
DDAT3
CASB
DA08
DA07
DA06
DA05
DA04
DA09
DA00
DA01
DA02
DA03
OEB
VSS
I/O
Description
P
Digital Power
O
Clock Output for External MCU
I
Data input pin
I
Micom Clock pin
I
Data Latch input pin
O
Data from CD-MP3 to MCU
O
Interrupt output to MCU
I
Scan Test enable
I
Tied to GROUND.
I
Tied to GROUND.
I
Tied to GROUND.
B
Data0 BUS for External DRAM
B
Data1 BUS for External DRAM
O
Write Enable for External DRAM
O
Row Address for External DRAM
G
Digital Ground
P
Digital Power
B
Data2 BUS for External DRAM
B
Data3 BUS for External DRAM
O
Column Address for External DRAM
O
Address Output8 for DRAM
O
Address Output7 for DRAM
O
Address Output6 for DRAM
O
Address Output5 for DRAM
O
Address Output4 for DRAM
O
Address Output9 for DRAM
O
Address Output0 for DRAM
O
Address Output1 for DRAM
O
Address Output2 for DRAM
O
Address Output3 for DRAM
O
Output to make data output to " Hi-Z" at DRAM
G
Digital Ground
6
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