參數(shù)資料
型號： SMH4804
廠商： Summit Microelectronics, Inc.
英文描述： -48V Programmable Hot Swap Sequencing Power Controller
中文描述： - 48V的可編程序熱插拔電源控制器
文件頁數(shù)： 17/41頁
文件大?。?/td> 574K
代理商： SMH4804
SMH4804
I2C 2-Wire Serial Interface AC Operating Characteristics
Summit Microelectronics
2050 3.7 10/30/02
17
–
I
2
C 2-WIRE SERIAL INTERFACE AC OPERATING CHARACTERISTICS
–
TIMING DIAGRAM
Figure 12 shows a timing diagram for the Bus Interface Memory timing. The table above lists the AC timing
parameters for Figure 12. One bit of data is transferred during each clock pulse. Note that data must remain
stable when the clock is high.
Figure 12. Bus Interface Memory Timing
(Over recommended operating conditions, unless otherwise notes. All voltages are relative to GND.)
Symbol
Parameter
Conditions
Min
Max
Units
f
SCL
t
LOW
t
HIGH
t
BUF
t
SU:STA
t
HD:STA
t
SU:STO
t
AA
t
DH
SCL clock frequency
0
100
kHz
Clock period low
4.7
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
Clock period high
Bus free time
1
4.0
1. Values are guaranteed by the design.
Before new transmission
4.7
Start condition setup time
4.7
Start condition hold time
4.0
Stop condition setup time
4.7
Clock edge to valid output
SCL low to valid SDA (cycle n)
0.2
3.5
Data out hold time
SCL low (cycle n+1) to SDA
change
0.2
t
R
t
F
SCL and SDA rise time
1
SCL and SDA fall time
1
1000
ns
300
ns
t
SU:DAT
t
HD:DAT
t
I
t
WR
Data in setup time
250
ns
Data in hold time
Noise filter SCL and SDA
1
0
ns
Noise suppression
100
ns
Write cycle time
5
ms
tF
tR
tLOW
tHIGH
tHD:SDA
tSU:SDA
tBUF
tDH
tHD:DAT
tSU:DAT
tSU:STO
SCL
SDA In
SDA Out
tAA
2050 Fig09 2.0
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PDF描述
SMH4812 Distributed Power Hot-Swap Controller
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SMH4804F 制造商:SUMMIT 功能描述:
SMH4811 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DISTRIBUTED POWER HOT SWAP CONTROLLER
SMH4811A 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DISTRIBUTED POWER HOT SWAP CONTROLLER
SMH4811A_09 制造商:SUMMIT 制造商全稱:SUMMIT 功能描述:Programmable Distributed Power Hot-Swap Controller for High-Availability Systems
SMH4811AG 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DISTRIBUTED POWER HOT SWAP CONTROLLER
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