HN27C4000G Renesas Electronics Corporation., HN27C4000G Datasheet - Page 13

• Manufacturer Part Number: HN27C4000G
• Description: 524288-word 8-bit/262144-word X 16-bit Cmos Uv Erasable And Programmable Rom - Hitachi Semiconductor
• Manufacturer: Renesas Electronics Corporation.

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
Address + 1
Address
Fast High-Reliability Programming Flowchart
V
PP
= 12.5 ± 0.3 V V
V
NO
SET PROG./VERIFY MODE
Program t
CC
= 5.0 ± 0.5 V V
SET READ MODE
Address = 0
all address
n + 1
address?
VERIFY
START
PW
READ
n = 0
LAST
END
= 50 s ± 5%
CC
GO
GO
YES
n
programming time without any voltage stress to the
device nor deterioration in reliability of
programmed data.
= 6.25 ± 0.25 V
PP
= V
NOGO
CC
NOGO
HN27C4000G Series
n = 10?
FAIL
YES
NO
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