Part Number
|
MB81C4256-10 |
Manufacturer
|
ETC |
Description
|
CMOS 1M-Bit DRAM |
Published
|
Feb 14, 2006 |
Detailed Description
|
w
c . C-MOS 1M (262,144x4)-BIT DYNAMIC RAM U 4 t e e h S a at .D w w
**********
- TOP VIEW DQ1 1 DQ2 2 GND 20 19 DQ4 18...
|
Datasheet
|
MB81C4256-10
|
Overview
w
c .
C-MOS 1M (262,144x4)-BIT DYNAMIC RAM U 4 t e e h S a at .
D w w
**********
- TOP VIEW DQ1 1 DQ2 2 GND 20 19 DQ4 18 DQ3 17 CAS 16 OE 15 A8 14 A7 13 A6 12 A5 11 A4 WE 3 RAS 4 5 N.
C.
A0 6 A1 7 A2 8 A3 9 V DD 10 (+5V)
om
MB81C4256-10 IL08
6 7 8 9 11 12 13 14 15
A0 A1 A2 A3 A4 A5 A6 A7 A8
1 DQ1 2 DQ2 18 DQ3 19 DQ4
4 17 3 16 A0-8 CAS DQ1-4 OE RAS WE
RAS CAS
4 17 MODE CONTROL
SERIAL ACCESS COUNTER
w
6-9,11-15 A0-A8
w
w
t a .
D
CLOCK GEN.
No1
S a
e h
U 4 t e
SUBSTRATE BIAS GEN.
WRITE CLOCK GEN.
; ADDRESS INPUTS ; COLUMN ADDRESS STROBE ; DATA INPUTS/OUTPUTS ; OUTPUT ENABLE ; ROW ADDRESS STROBE ; WRITE ENABLE
.
c
m o
RAS CAS WE OE
CLOCK GEN.
No2
3
WE
ADDRESS BUFFER
DATA I...
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