參數(shù)資料
型號: X24128S-1.8
英文描述: 400KHz 2-Wire Serial E2PROM with Block Lock
中文描述: 400kHz的2線串行E2PROM的塊鎖
文件頁數(shù): 13/17頁
文件大小: 87K
代理商: X24128S-1.8
X24128
13
SYMBOL TABLE
WAVEFORM
INPUTS
OUTPUTS
Must be
steady
Will be
steady
May change
from Low to
High
May change
from High to
Low
Will change
from Low to
High
Will change
from High to
Low
Don’t Care:
Changes
Allowed
N/A
Changing:
State Not
Known
Center Line
is High
Impedance
7027 FM 17
The write cycle time is the time from a valid stop condition of a write sequence to the end of the internal erase/write
cycle. During the write cycle, the X24128 bus interface circuits are disabled, SDA is allowed to remain HIGH, and
the device does not respond to its slave address.
Bus Timing
tSU:STA
tHD:STA
tHD:DAT
tSU:DAT
tLOW
tSU:STO
tR
tBUF
SCL
SDA IN
SDA OUT
tDH
tAA
tF
tHIGH
7027 FM 14
Write Cycle Limits
7027 FRM T11
Symbol
T
WC(6)
Parameter
Min.
Typ.
(5)
Max.
Units
Write Cycle Time
5
10
ms
SCL
SDA
8th BIT
WORD n
ACK
tWR
STOP
CONDITION
START
CONDITION
7027 FM 15
Guidelines for Calculating Typical Values of
Bus Pull-Up Resistors
120
100
80
40
60
20
20
40
60
80
100 120
0
0
R
)
BUS CAPACITANCE (pF)
MIN.
RESISTANCE
MAX.
RESISTANCE
RMAX =
CBUS
tR
RMIN =
IOL MIN
VCC MAX=1.8K
7027 FM 16
Bus Timing
Notes: (5) Typical values are for T
A
= 25
°
C and nominal supply voltage (5V).
(6) t
WR
is the minimum cycle time to be allowed from the system perspective unless polling techniques are used. It is the maximum
time the device requires to automatically complete the internal write operation.
相關(guān)PDF資料
PDF描述
X24128S-2.5 400KHz 2-Wire Serial E2PROM with Block Lock
X24128PI-1.8 400KHz 2-Wire Serial E2PROM with Block Lock
X24128PI-2.5 400KHz 2-Wire Serial E2PROM with Block Lock
X24128SI-1.8 400KHz 2-Wire Serial E2PROM with Block Lock
X24128SI-2.5 400KHz 2-Wire Serial E2PROM with Block Lock
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
X24128S-2.5 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:400KHz 2-Wire Serial E2PROM with Block Lock
X24128SI 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:400KHz 2-Wire Serial E2PROM with Block Lock
X24128SI-1.8 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:400KHz 2-Wire Serial E2PROM with Block Lock
X24128SI-2.5 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:400KHz 2-Wire Serial E2PROM with Block Lock
X24128Z 制造商:未知廠家 制造商全稱:未知廠家 功能描述:I2C Serial EEPROM