M66851FP Ver la hoja de datos (PDF) - MITSUBISHI ELECTRIC
Número de pieza
componentes Descripción
Fabricante
M66851FP Datasheet PDF : 15 Pages
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OFFSET FLAG
LD WEN1 WCLK
SELECTION
00
Empty Offset (LSB)
Empty Offset (MSB)
Full Offset (LSB)
Full Offset (MSB)
01
10
No Operation
Write into FIFO
11
Figure 1. Write Offset Register
No Operation
MITSUBISHI <DIGITAL ASSP>
M66850J/FP, M66851J/FP
M66852J/FP, M66853J/FP
SRAM TYPE FIFO MEMORY
LD REN1 REN2 RCLK
00
0
SELECTION
Empty Offset (LSB)
Empty Offset (MSB)
Full Offset (LSB)
Full Offset (MSB)
00
1
1
0
1
1
No Operation
11
0
Read from FIFO
10
1
1
0
1
1
No Operation
Figure 2. Read Offset Register
M66850J(64X9-bit) OFFSET REGISTERS
876 5 4 3 2 1 0
PAE LSB X X X E5 E4 E3 E2 E1 E0
Default Value 007H
PAE MSB
PAF LSB
XXX X X X X X X
X X X F5 F4 F3 F2 F1 F0
Default Value 007H
PAF MSB X X X X X X X X X
M66851J(256X9-bit) OFFSET REGISTERS
876 5 4 3 2 1 0
PAE LSB X E7 E6 E5 E4 E3 E2 E1 E0
Default Value 007H
PAE MSB
PAF LSB
XXX X X X X X X
X F7 F6 F5 F4 F3 F2 F1 F0
Default Value 007H
PAF MSB X X X X X X X X X
E0/F0 are the least significant bits.
X=Don't Care.
M66852J(512X9-bit) OFFSET REGISTERS
876 5 4 3 2 1 0
PAE LSB X E7 E6 E5 E4 E3 E2 E1 E0
Default Value 007H
PAE MSB X X X X X X X X E8
Default Value
0
PAF LSB X F7 F6 F5 F4 F3 F2 F1 F0
Default Value 007H
PAF MSB X X X X X X X X F8
Default Value
0
M66853J(1024X9-bit) OFFSET REGISTERS
876 5 4 3 2 1 0
PAE LSB X E7 E6 E5 E4 E3 E2 E1 E0
Default Value 007H
PAE MSB X X X X X X X E9 E8
Default Value
00
PAF LSB X F7 F6 F5 F4 F3 F2 F1 F0
Default Value 007H
PAF MSB X X X X X X X F9 F8
Default Value
00
Figure 3. Offset Regigter Location
3
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