参数资料
型号: AT28HC64B-55JC
厂商: ATMEL CORP
元件分类: DRAM
英文描述: High Speed CMOS Logic Dual BCD Up-Counter 16-PDIP -55 to 125
中文描述: 8K X 8 EEPROM 5V, 55 ns, PQCC32
封装: PLASTIC, MS-016AE, LCC-32
文件页数: 8/12页
文件大小: 661K
代理商: AT28HC64B-55JC
Software Protected Write Cycle Waveforms
(1, 2)
Notes: 1. A6 through A12 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 LAST BYTE
TO
LAST ADDRESS
LOAD DATA A0
TO
ADDRESS 1555
LOAD DATA 55
TO
ADDRESS 0AAA
LOAD DATA AA
TO
ADDRESS 1555
Notes for software program code:
1. Data Format: I/O7 - I/O0 (Hex);
Address Format: A12 - 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.
ENTER DATA
PROTECT STATE
WRITES ENABLED
(2)
Software Data
Protection Enable
Algorithm
(1)
LOAD DATA XX
TO
ANY ADDRESS
(4)
LOAD LAST BYTE
TO
LAST ADDRESS
LOAD DATA 55
TO
ADDRESS 0AAA
LOAD DATA AA
TO
ADDRESS 1555
LOAD DATA 80
TO
ADDRESS 1555
LOAD DATA 55
TO
ADDRESS 0AAA
LOAD DATA AA
TO
ADDRESS 1555
LOAD DATA 20
TO
ADDRESS 1555
EXIT DATA
PROTECT STATE
(3)
Software Data
Protection Disable
Algorithm
(1)
LOAD DATA XX
TO
ANY ADDRESS
(4)
2-274
AT28HC64B
相关PDF资料
PDF描述
AT28HC64B-55PC High Speed CMOS Logic Dual Binary Up-Counters 16-PDIP -55 to 125
AT28HC64B-55SC High Speed CMOS Logic Dual Binary Up-Counters 16-PDIP -55 to 125
AT28HC64B-70JC High Speed CMOS Logic Dual Binary Up-Counters 16-SOIC -55 to 125
AT28HC64B-70JI High Speed CMOS Logic Dual Binary Up-Counters 16-SOIC -55 to 125
AT28HC64B-70PC High Speed CMOS Logic Dual Binary Up-Counters 16-SOIC -55 to 125
相关代理商/技术参数
参数描述
AT28HC64B-70JC 功能描述:电可擦除可编程只读存储器 1M 5V 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
AT28HC64B-70JI 功能描述:电可擦除可编程只读存储器 1M 5V SDP - 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
AT28HC64B-70JU 功能描述:电可擦除可编程只读存储器 70ns 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
AT28HC64B-70PC 功能描述:电可擦除可编程只读存储器 1M 5V 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
AT28HC64B-70PI 功能描述:电可擦除可编程只读存储器 1M 5V 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