參數(shù)資料
型號(hào): HN27C4000G-12
廠商: Hitachi,Ltd.
英文描述: PT 5C 5#16 STK RECP
中文描述: 524288詞?8-Bit/262144-Word x 16位的CMOS紫外線可擦除只讀存儲(chǔ)器
文件頁(yè)數(shù): 13/20頁(yè)
文件大?。?/td> 124K
代理商: HN27C4000G-12
Fast High-Reliability Programming
This device can be applied the fast high-reliability
programming algorithm shown in the following
flowchart. This algorithm allows to obtain faster
programming time without any voltage stress to the
device nor deterioration in reliability of
programmed data.
13
HN27C4000G Series
NOGO
START
Address = 0
n = 0
n + 1 n
SET PROG./VERIFY MODE
V = 12.5 ± 0.3 V V = 6.25 ± 0.25 V
Address + 1 Address
GO
YES
NOGO
NO
NO
VERIFY
END
FAIL
READ
all address
n = 10
LAST
address
SET READ MODE
V = 5.0 ± 0.5 V V = V
GO
Program t = 50 s ± 5%
YES
Fast High-Reliability Programming Flowchart
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