參數(shù)資料
型號: S-29355A
廠商: Seiko Instruments Inc.
英文描述: CMOS 4Kbit Serial EEPROM(4K位 CMOS 串行EEPROM)
中文描述: 4Kbit的CMOS串行EEPROM(4K的位的CMOS串行EEPROM的)
文件頁數(shù): 27/40頁
文件大小: 166K
代理商: S-29355A
2
6
Collection of Product FAQs
Author: Kano Tomoo
Date: 98/11/12 (Thursday) 10:17 (modified: 99/01/13)
<Information level>
B:
For Distri & Rep (Printing N.G.)
Index:
B: Technical
<Product>
Division name: 01 IC
Category 1:
12 Memory
Category 2:
2. Serial EEPROM
Cal. No.:
Overall
Related documents:
Question:
False-writes in S-93C, S-29 series: inadvertent activation of CS (malfunction)
Answer:
Inadvertent writing in the S-29 series
In the S-29 series, when a CS input is inadvertently activated during a write command, undefined data
may be written. Relevant timings are shown below.
A command is composed of the following: “start bit + two command bits + address + (data).”
The figure below shows the timings in which commands are set (In the figure, the portion denotes the
rising edge of SK.)
In the case of a write command, after a final address has been input and while 16-bit data is being input,
undefined data is written when the CS input is changed from H to L.
Activation of SK obtaining A
VERIFY
t
CDS
t
PR
busy
Hi-Z
t
SV
t
HZ1
25
D0
ready
Hi-Z
1
[WRITE]
CS
SK
DI
DO
2
3
4
5
6
7
8
9
10
1
0
1
A5
A4
A3
A2
A1
A0
D15
Case in which, during a command entry, CS is changed from H to L with a timing that differs by a
predetermined minimum number of clocks.
相關PDF資料
PDF描述
S-29390A 256-Word x 16-Bit CMOS Serial EEPROM(4K位CMOS串行EEPROM)
S-29190A 64-Word x 16-Bit CMOS Serial EEPROM(1K位CMOS串行EEPROM)
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S-29430 The CAT24FC02 is a 2-kb Serial CMOS EEPROM internally organized as 256 words of 8 bits each
S-29430ADP The CAT24FC02 is a 2-kb Serial CMOS EEPROM internally organized as 256 words of 8 bits each
相關代理商/技術參數(shù)
參數(shù)描述
S-29355ACA 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:CMOS 2K/4K-bit SERIAL EEPROM
S-29355ADP 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:CMOS 2K/4K-bit SERIAL EEPROM
S-29355AFE 制造商:SII 制造商全稱:Seiko Instruments Inc 功能描述:CMOS 2K/4K-bit SERIAL EEPROM
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