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X24257 データシートの表示(PDF) - Xicor -> Intersil
部品番号
コンポーネント説明
メーカー
X24257
400kHz 2-Wire Serial EEPROM with Block Lock™
Xicor -> Intersil
X24257 Datasheet PDF : 19 Pages
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X24257 – Preliminary Information
Write Cycle Timing
SCL
ct
SDA
8
th
Bit
Word n
ACK
t
WC
Stop
Condition
Start
Condition
du
Guidelines for Calculating Typical Values of Bus
Pull-Up Resistors
o
120
r
100
P
80
R
MIN
=
V
CC
Max.
I
OL
Min
R
MAX
=
t
R
C
BUS
SYMBOL TABLE
WAVEFORM INPUTS
OUTPUTS
Must be
steady
May change
from Low to
Will be
steady
Will change
from Low to
60
Max.
Resistance
40
20
Min.
e
Resistance
0
0 20 40 60 80 100 120
bsolet
Bus Capacitance (pF)
High
May change
from High to
Low
Don’t Care:
Changes
Allowed
N/A
High
Will change
from High to
Low
Changing:
State Not
Known
Center Line
is High
Impedance
O
REV 1.1.1 10/15/00
www.xicor.com
Characteristics subject to change without notice.
14 of 19
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