MB814400. 814400D Datasheet

814400D Datasheet PDF, Equivalent


Part Number

814400D

Description

MB814400

Manufacture

ETC

Total Page 1 Pages
PDF Download
Download 814400D Datasheet


814400D Datasheet
www.DataSheet4U.com
**********
C-MOS 4M (1,048,576X4)-BIT DYNAMIC RAM
- TOP VIEW -
DQ1 1
DQ2 2
WE 3
RAS 4
A9 5
GND 26
25 DQ4
24 DQ3
23 CAS
22 OE
9
A0
10
A1
11
A2
12
A3
14
A4
15
A5
16
A6
17
A7
18
A8
5
A9
1
DQ1
2
DQ2
24
DQ3
25
DQ4
MB814400A-70PFTN
IL22
A0 9
A1 10
A2 11
A3 12
13 VDD(+5V)
18 A8
17 A7
16 A6
15 A5
14 A4
4 23 3 22
A0-9
CAS
DQ1-4
OE
RAS
WE
; ADDRESS INPUTS
; COLUMN ADDRESS STROBE
; DATA INPUTS/OUTPUTS
; OUTPUT ENABLE
; ROW ADDRESS STROBE
; WRITE ENABLE
4
RAS
23
CAS
CLOCK
GEN. No1
MODE
CONTROL
SUBSTRATE
BIAS
GEN.
CLOCK
GEN. No2
WRITE
CLOCK
GEN.
3
WE
ADDRESS
BUFFER
5, 9-12, 14-18
A0-A9
PRE-
mDECODER
t4u.coREFRESH
eADDRESS
www.datasheCOUNTER
COLUMN
DECODER
SENSE AMP.
I/O GATE
4,194,304-BIT
MEMORY
CELL
DATA
INPUT
BUFFER
DATA
OUTPUT
BUFFER
1, 2, 24, 25
DQ1-DQ4
22
OE


Features Datasheet pdf www.DataSheet4U.com ********** C-MOS 4M (1,048,576X4)-BIT DYNAMIC RAM - TOP VI EW 9 10 11 12 14 15 16 17 18 5 MB81440 0A-70PFTN IL22 DQ1 1 DQ2 2 WE 3 RAS 4 A9 5 GND 26 25 DQ4 24 DQ3 23 CAS 22 OE A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 DQ1 DQ2 DQ3 DQ4 1 2 24 25 RAS CAS WE A0 9 A1 10 A2 11 A3 12 13 VDD(+5V) 18 A8 17 A7 16 A6 15 A5 14 A4 4 23 3 22 A0-9 CAS DQ1-4 OE RAS WE ; ADDRESS INPUTS ; COLUMN ADDRESS STROBE ; DATA INPUTS/O UTPUTS ; OUTPUT ENABLE ; ROW ADDRESS ST ROBE ; WRITE ENABLE RAS 4 CLOCK GEN. No1 CLOCK GEN. No2 SUBSTRATE BIAS GEN . CAS 3 WE MODE CONTROL ADDRESS BU FFER 5, 9-12, 14-18 A0-A9 DATA INPUT B UFFER COLUMN DECODER SENSE AMP. I/O GAT E 1, 2, 24, 25 DQ1-DQ4 PREDECODER ROW DECODER w w w .d e e h s a t a R EFRESH ADDRESS COUNTER . u t4 m o c 4,194,304-BIT MEMORY CELL DATA OUTPUT BUFFER 22 OE www.DataSheet4U.com 23 WRITE CLOCK GEN. OE .
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