DataSheet.jp

UPD431008LE-15 の電気的特性と機能

UPD431008LE-15のメーカーはNECです、この部品の機能は「1M-BIT CMOS FAST STATIC RAM」です。


製品の詳細 ( Datasheet PDF )

部品番号 UPD431008LE-15
部品説明 1M-BIT CMOS FAST STATIC RAM
メーカ NEC
ロゴ NEC ロゴ 




このページの下部にプレビューとUPD431008LE-15ダウンロード(pdfファイル)リンクがあります。

Total 14 pages

No Preview Available !

UPD431008LE-15 Datasheet, UPD431008LE-15 PDF,ピン配置, 機能
DATA SHEET
MOS INTEGRATED CIRCUIT
µ PD431008
1M-BIT CMOS FAST STATIC RAM
128K-WORD BY 8-BIT
Description
The µPD431008 is a high speed, low power, 1 048 576 bits (131 072 words by 8 bits) CMOS static RAM.
The µPD431008 is packed in 32-pin plastic SOJ.
Feature
q 131 072 words by 8 bits organization
q Fast access time 15, 17, 20 ns (MAX.)
q Output buffers control: OE
q Common I/O using three state outputs
q Fully static operation: no clock or refreshing to operate
q TTL compatible: all inputs and outputs
q Single +5 V power supply
Ordering Information
Part number
Package
µPD431008LE-15
µPD431008LE-17
µPD431008LE-20
32-pin plastic
SOJ (400 mil)
Access time
ns (MAX.)
15
17
20
Operating
supply current
mA (MAX.)
160
150
140
Standby
supply current
mA (MAX.)
10
Quality grade
Standard
Remark Operating supply current is 120 mA (MAX.) when this product is used at 50ns cycle time.
Please refer to "Quality grade on NEC Semiconductor Devices" (Document number IEI-1209) published by
NEC Corporation to know the specification of quality grade on the devices and its recommended applications.
The information in this document is subject to change without notice.
Document No. IC-3242
(O.D.No. IC-8815)
Date Published July 1993 P
Printed in Japan
© 19923

1 Page





UPD431008LE-15 pdf, ピン配列
Block Diagram
µPD431008
A7 1
A9
8
A16
Address
buffer
9
Row
decoder
Memory cell array
1 048 576 bits
(512× 256× 8)
I/O1 Input data
Output data
I/O8
controller
Sense/Switch
controller
Column decoder
8
Address buffer
7
A0 - A6
1
A8
CS
WE
OE
VCC
GND
Truth Table
CS OE WE
H !!
L LH
L !L
L HH
Mode
Not selected
Read
Write
Output disable
Remark ! : Don't care
I/O
Hi-Z
DOUT
DIN
Hi-Z
Supply current
ISB
ICC
3


3Pages


UPD431008LE-15 電子部品, 半導体
µPD431008
Read Cycle
Parameter
µPD431008LE-15 µPD431008LE-17 µPD431008LE-20
Symbol
Unit Condition
MIN. MAX. MIN. MAX. MIN. MAX.
Read cycle time
tRC 15 17 20 ns
Address access time
tAA 15 17 20 ns
CS access time
OE access time
tACS
15
17
20 ns
Note 1.
tOE 8
9 10 ns
Output hold from address change tOH
5
5
5 ns
CS to output in low-Z
tCLZ
5
5
5 ns
OE to output in low-Z
CS to output in high-Z
tOLZ
1
1
1 ns
Note 2.
tCHZ
7
7
7 ns
OE to output in high-Z
tOHZ
7
7
7 ns
Note 1. See the output load shown in Fig. 1.
2. See the output load shown in Fig. 2.
Read Cycle Timing Chart 1 (Address Access)
A0 - A16 (Input)
I/O (Output)
tAA
tOH
Previous Data Out
tRC
Data Out
Remark 1. In read cycle, WE should be fixed to high level.
2. CS = OE = VIL
6

6 Page



ページ 合計 : 14 ページ
 
PDF
ダウンロード
[ UPD431008LE-15 データシート.PDF ]


データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。


共有リンク

Link :


部品番号部品説明メーカ
UPD431008LE-15

C-MOS 128K-WORD x 8-BIT STATIC RAM

ETC
ETC
UPD431008LE-15

1M-BIT CMOS FAST STATIC RAM

NEC
NEC
UPD431008LE-17

1M-BIT CMOS FAST STATIC RAM

NEC
NEC


www.DataSheet.jp    |   2020   |  メール    |   最新    |   Sitemap