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UPD46128953-X Datasheet(PDF) 6 Page - NEC

Part # UPD46128953-X
Description  128M-BIT CMOS MOBILE SPECIFIED RAM 4M-WORD BY 32-BIT ADDRESS / DATA MULTIPLEXED EXTENDED TEMPERATURE OPERATION
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD46128953-X Datasheet(HTML) 6 Page - NEC

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Preliminary Data Sheet M17506EJ1V1DS
6
μPD46128953-X
Block Diagram
VDD
VSS
CE2
Memory cell array
134,217,728 bits
/CE1
/ADV
/OE
A/DQ0 to A/DQ21
/WE
CLK
/WAIT
DQ22 to DQ31
DM0 to DM3
VDDQ
VSSQ
Refresh
control
Refresh
counter
Command
control
Standby mode control
Refresh
state
control
Sense amplifier /
Switching circuit
Column decoder
Data control
Latch circuit
Input / Output buffer
Burst
counter
Address latch
Clock
control
Row
decoder
Address buffer


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