參數資料
型號: AT29C040
廠商: Atmel Corp.
英文描述: High Speed CMOS Logic Octal Positive-Edge-Triggered D-Type Flip-Flops with 3-State Outputs 20-PDIP -55 to 125
中文描述: 4兆位為512k × 8 5伏只有256字節(jié)的扇區(qū)的CMOS閃存
文件頁數: 8/11頁
文件大小: 234K
代理商: AT29C040
Software Protected Program Cycle Waveform
(1, 2, 3)
Notes: 1. A8 through A18 must specify the sector address
during each high to low transition of WE (or CE) after
the software code has been entered.
2. OE must be high when WE and CE are both low.
3.
All bytes that are not loaded within the sector being
programmed will be indeterminate.
LOAD DATA
TO
SECTOR (256 BYTES)
(4)
LOAD DATA A0
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA AA
TO
ADDRESS 5555
Notes for software program code:
1. Data Format: I/O7 - I/O0 (Hex);
Address Format: A14 - A0 (Hex).
2. Data Protect state will be activated at end of program cycle.
3. Data Protect state will be deactivated at end of program
period.
4. 256-bytes of data
MUST BE
loaded.
ENTER DATA
PROTECT STATE (2)
WRITES ENABLED
Software Data
Protection Enable
Algorithm
(1)
LOAD DATA
TO
SECTOR (256 BYTES)
(4)
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 80
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 20
TO
ADDRESS 5555
EXIT DATA
PROTECT STATE
(3)
Software Data
Protection Disable
Algorithm
(1)
8
AT29C040A
相關PDF資料
PDF描述
AT29C040A-10 High Speed CMOS Logic Octal Positive-Edge-Triggered D-Type Flip-Flops with 3-State Outputs 20-SOIC -55 to 125
AT29C040A-10PC High Speed CMOS Logic Octal Positive-Edge-Triggered D-Type Flip-Flops with 3-State Outputs 20-SOIC -55 to 125
AT29C040A-10PI High Speed CMOS Logic Octal Positive-Edge-Triggered D-Type Flip-Flops with 3-State Outputs 20-SOIC -55 to 125
AT29C040A-10TC High Speed CMOS Logic Octal Positive-Edge-Triggered D-Type Flip-Flops with 3-State Outputs 20-SOIC -55 to 125
AT29C040A-10TI High Speed CMOS Logic Octal Positive-Edge-Triggered D-Type Flip-Flops with 3-State Outputs 20-SOIC -55 to 125
相關代理商/技術參數
參數描述
AT29C040-12DC 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 Flash EEPROM
AT29C040-12DI 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 Flash EEPROM
AT29C040-12PC 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 Flash EEPROM
AT29C040-12PI 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 Flash EEPROM
AT29C040-12TC 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 Flash EEPROM