參數(shù)資料
型號(hào): NM29A040V
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: PROM
英文描述: 4 Mbit Uniform Sector, Serial Flash Memory
中文描述: 4M X 1 FLASH 5V PROM, PQCC28
封裝: PLASTIC, LCC-28
文件頁數(shù): 2/14頁
文件大?。?/td> 218K
代理商: NM29A040V
Connection Diagrams
Plastic Chip Carrier (V)
TL/D/12475–2
NM29A040V
NS Package Number V28A
Small Outline Package (M)
TL/D/12475–3
NM29A040M
NM29A080M
NS Package Number MA28A
Pin Assignments
DO
Serial Data Output
DI
Serial Data Input
SK
Serial Data Clock
CS
Chip Select
NC
No Connection
Ordering Information
Commercial Temperature Range (0
§
C to
a
70
§
C)
Order Number
NM29A040V
NM29A040M
NM29A080V
NM29A080M
Extended Temp. Range (
b
40
§
C to
a
85
§
C)
Order Number
NM29A040EV
NM29A040EM
NM29A080EV
NM29A080EM
Pin Functions
SERIAL DATA INPUT: DI
The DI pin is used for transferring in commands and data.
Data is latched on the rising edge of SK.
SERIAL DATA OUT: DO
The DO pin is used for transferring out status and data. Data
output will change following the falling edge of SK.
CHIP SELECT: CS
This signal indicates which device is selected. When this
signal is inactive the device ignores SK. This signal can be
tied to ground when there is only one Serial Flash device.
The CS pin may be pulled high to reset command input.
SERIAL DATA CLOCK: SK
This is the standard synchronous MICROWIRE clock which
determines the rate of data transfer. On each toggle, one
data bit is shifted into or out of the Serial Flash.
TL/D/12475–22
NM29A080V
NS Package Number VA32A
http://www.national.com
2
相關(guān)PDF資料
PDF描述
NM29A080 4 Mbit Uniform Sector, Serial Flash Memory
NM29A080EM 4 Mbit Uniform Sector, Serial Flash Memory
NM29A080EV 4 Mbit Uniform Sector, Serial Flash Memory
NM29A080M 4 Mbit Uniform Sector, Serial Flash Memory
NM29A080V 4 Mbit Uniform Sector, Serial Flash Memory
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