参数资料
型号: AT45DB080-TI
厂商: ATMEL CORP
元件分类: DRAM
英文描述: 8-Megabit 2.7-volt Only Sequential Access Parallel I/O DataFlash
中文描述: 8M X 1 FLASH 2.7V PROM, 180 ns, PDSO32
封装: PLASTIC, MO-142BD, TSOP-32
文件页数: 10/18页
文件大小: 158K
代理商: AT45DB080-TI
AT45DB080
10
Read Operations
The following block diagram and waveforms illustrate the various read sequences available.
Main Memory Page Read
Main Memory Page to Buffer Transfer (Data from Flash Page Read into Buffer)
Buffer Read
FLASH MEMORY ARRAY
PAGE (264 BYTES)
BUFFER 2 (264 BYTES)
BUFFER 1 (264 BYTES)
I/O INTERFACE
MAIN MEMORY
PAGE TO
BUFFER 1
MAIN MEMORY
PAGE TO
BUFFER 2
MAIN MEMORY
PAGE READ
BUFFER 1
READ
BUFFER 2
READ
I/O7-I/O0 (OUTPUT)
I/O7-I/O0
(INPUT)
CMD
PA6-0, BA8
ADDR
BA7-0
ADDR
X
X
X
X
CS
n
n+1
I/O7-I/O0
(OUTPUT)
r r r, PA11-7
ADDR
I/O7-I/O0
(INPUT)
CMD
ADDR
PA6-0, X
ADDR
X
Starts reading page data into buffer
CS
I/O7-I/O0
(OUTPUT)
r r r, PA11-7
ADDR
I/O7-I/O0
(INPUT)
CMD
X
X···X, BFA8
ADDR
BFA7-0
ADDR
CS
n
n+1
I/O7-I/O0
(OUTPUT)
X
ADDR
Each transition represents
8 bits and 1 clock cycle
n = 1st byte written
n+1 = 2nd byte written
相关PDF资料
PDF描述
AT45DB081B-CNU 8-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB081B-CU 8-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB081B-RU 8-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB081B-TU 8-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB081B 8-megabit 2.5-volt Only or 2.7-volt Only DataFlash
相关代理商/技术参数
参数描述
AT45DB081 制造商:Adesto Technologies Corporation 功能描述:ROOT PART: DATAFLASH - Bulk
AT45DB081A 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-megabit 2.7-volt Only Serial DataFlash
AT45DB081A-CC 制造商:未知厂家 制造商全称:未知厂家 功能描述:SPI Serial EEPROM
AT45DB081A-CI 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-megabit 2.7-volt Only Serial DataFlash
AT45DB081A-JC 制造商:未知厂家 制造商全称:未知厂家 功能描述:SPI Serial EEPROM