参数资料
型号: AT28LV64B-20PC
厂商: ATMEL CORP
元件分类: DRAM
英文描述: High Speed CMOS Logic Octal Inverting Transparent Latches with 3-State Outputs 20-PDIP -55 to 125
中文描述: 8K X 8 EEPROM 3V, 200 ns, PDIP28
封装: 0.600 INCH, PLASTIC, DIP-28
文件页数: 7/9页
文件大小: 484K
代理商: AT28LV64B-20PC
Software Data Protection Write Cycle Waveforms
(1, 2, 3)
Notes: 1. A0 - A12 must conform to the addressing sequence for
the first three bytes as shown above.
2. 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.
3. 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. Data protect state will be re-activated at
the end of the write cycle.
3. 1 to 64-bytes of data are loaded.
ENTER DATA
PROTECT STATE
WRITES ENABLED
(2)
Write Algorithm
(1)
LOAD DATA XX
TO
ANY ADDRESS
(3)
Symbol
Parameter
Min
Max
Units
t
WC
t
AS
t
AH
t
DS
t
DH
t
WP
t
BLC
t
WPH
Write Cycle Time
10
ms
Address Set-up Time
0
ns
Address Hold Time
100
ns
Data Set-up Time
100
ns
Data Hold Time
0
ns
Write Pulse Width
200
ns
μ
s
ns
Byte Load Cycle Time
100
Write Pulse Width High
100
Page Mode Characteristics
AT28LV64B
2-141
相关PDF资料
PDF描述
AT28LV64B-20PI High Speed CMOS Logic Octal Positive-Edge-Triggered Inverting D-Type Flip-Flops with 3-State Outputs 20-PDIP -55 to 125
AT28LV64B-20SC High Speed CMOS Logic Octal Positive-Edge-Triggered Inverting D-Type Flip-Flops with 3-State Outputs 20-PDIP -55 to 125
AT28LV64B-20SI High Speed CMOS Logic Octal Inverting Octal Buffers and Line Drivers with 3-State Outputs 20-PDIP -55 to 125
AT28LV64B-20TC High Speed CMOS Logic Octal Inverting Octal Buffers and Line Drivers with 3-State Outputs 20-PDIP -55 to 125
AT28LV64B-20TI High Speed CMOS Logic Octal Inverting Octal Buffers and Line Drivers with 3-State Outputs 20-SOIC -55 to 125
相关代理商/技术参数
参数描述
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AT28LV64B-20SI 功能描述:电可擦除可编程只读存储器 64k bit 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
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