参数资料
型号: AT28HC256F-12TI
厂商: ATMEL CORP
元件分类: DRAM
英文描述: High Speed CMOS Logic BCD-to-7 Segment Latch/Decoder/Driver 16-TSSOP -55 to 125
中文描述: 32K X 8 EEPROM 5V, 120 ns, PDSO28
封装: PLASTIC, MO-183, TSOP1-28
文件页数: 8/16页
文件大小: 445K
代理商: AT28HC256F-12TI
AT28HC256
8
Software Data Protection
Enable Algorithm
(1)
Notes for software program code:
1.
Data Format: I/O7 - I/O0 (Hex);
Address Format: A14 - A0 (Hex).
2.
Write Protect state will be activated at end of
write even if no other data is loaded.
3.
Write Protect state will be deactivated at end of
write period even if no other data is loaded.
4.
1 to 64 bytes of data are loaded.
Software Data Protection
Disable Algorithm
(1)
Software Protected Write Cycle Waveforms
(1)(2)
Notes:
1. A6 through A14 must specify the same page address during each high to low transition of WE (or CE) after the software
code has been entered.
2. OE must be high only when WE and CE are both low.
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA A0
TO
ADDRESS 5555
LOAD DATA XX
TO
ANY ADDRESS
(4)
LOAD LAST BYTE
TO
LAST ADDRESS
ENTER DATA
PROTECT STATE
WRITES ENABLED
(2)
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA 80
TO
ADDRESS 5555
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 20
TO
ADDRESS 5555
LOAD DATA XX
TO
ANY ADDRESS
(4)
LOAD LAST BYTE
TO
LAST ADDRESS
LOAD DATA 55
TO
ADDRESS 2AAA
EXIT DATA
PROTECT STATE
(3)
相关PDF资料
PDF描述
AT28HC256F-70JC High Speed CMOS Logic 4-to-16 Line Decoder/Demultiplexer with Input Latches 24-PDIP -55 to 125
AT28HC256F-70JI High Speed CMOS Logic 4-to-16 Line Decoder/Demultiplexer with Input Latches 24-PDIP -55 to 125
AT28HC256F-70PC High Speed CMOS Logic 4-to-16 Line Decoder/Demultiplexer with Input Latches 24-SOIC -55 to 125
AT28HC256F-70PI High Speed CMOS Logic 4-to-16 Line Decoder/Demultiplexer with Input Latches 24-SOIC -55 to 125
AT28HC256F-90JC High Speed CMOS Logic 4-to-16 Line Decoder/Demultiplexer with Input Latches 24-SOIC -55 to 125
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参数描述
AT28HC256F-12UM/883 功能描述:电可擦除可编程只读存储器 256K FAST PROG SDP - 120NS RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
AT28HC256F-70JC 功能描述:电可擦除可编程只读存储器 256K FAST PROG SDP - 70NS COM TEMP RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
AT28HC256F-70JI 功能描述:电可擦除可编程只读存储器 256K FAST PROG SDP 70NS IND TEMP RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
AT28HC256F-70LI 功能描述:IC EEPROM 256KBIT 70NS 44LCC RoHS:否 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:96 系列:- 格式 - 存储器:闪存 存储器类型:FLASH 存储容量:16M(2M x 8,1M x 16) 速度:70ns 接口:并联 电源电压:2.65 V ~ 3.6 V 工作温度:-40°C ~ 85°C 封装/外壳:48-TFSOP(0.724",18.40mm 宽) 供应商设备封装:48-TSOP 包装:托盘
AT28HC256F-70PC 功能描述:电可擦除可编程只读存储器 256K FAST PROG SDP - 70NS COM TEMP RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8