參數(shù)資料
型號(hào): DS1808
廠商: Maxim Integrated Products, Inc.
英文描述: Process: 1P, 1M, 5.0um, 30V NF & PF, UVNd, UVPd ,N+ESD,TEOS Spacer, Passivation w/Nov TEOS Oxide-Nitride
中文描述: 雙路對數(shù)數(shù)字電位器
文件頁數(shù): 13/17頁
文件大小: 431K
代理商: DS1808
DS1808
13 of 17
AC ELECTRICAL CHARACTERISTICS
(-40oC to +85oC, V
DD
=4.5V to 5.5V)
PARAMETER
SYMBOL
CONDITION
SCL Clock Frequency
fSCL
Fast Mode
Standard Mode
Bus Free Time Between
STOP and START
Hold Time (repeated)
START Condition
Low Period of SCL
Clock
High period of SCL
Clock
Data Hold Time
tHD:DAT
MIN
0
0
1.3
4.7
0.6
4.0
1.3
4.7
0.6
4.0
0
0
100
250
0.6
4.7
20+0.1
C
B
20+0.1
C
B
0.6
4.0
TYP
MAX
400
100
UNITS
kHz
NOTES
5
tBUF
s
5
tHD:STA
s
6, 5
tLOW
s
5
t HIGH
s
5
0.9
s
5,7
Data Set-Up Time
tSU:DAT
ns
5
Start Set-Up Time
tSU:STA
s
5
Rise Time of Both SDA
and SCL Signals
Fall Time of Both SDA
and SCL Signals
Set-Up Time for STOP
Condition
Capacitive Load for Each
Bus Line
tR
300
1000
300
300
ns
8
tF
ns
8
tSU:STO
s
CB
400
pF
8
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