MAX31782(2010) Просмотр технического описания (PDF) - Maxim Integrated
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MAX31782 Datasheet PDF : 20 Pages
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System Management Microcontroller
DC ELECTRICAL CHARACTERISTICS (continued)
(VDD = 2.7V to 5.5V, TA = -40NC to +85NC, unless otherwise noted. Typical values are at VDD = 3.3V, TA = +25NC, unless otherwise
noted.)
PARAMETER
Flash Erase Time
Flash Programming Time per
Word
Flash Endurance
Data Retention
SYMBOL
tME
tPE
Mass erase
Page erase
CONDITIONS
tPROG
NFLASH
TA = +50NC
TA = +50NC
MIN TYP
20
20
20
20,000
100
MAX
40
40
UNITS
ms
40
Fs
Write
Cycles
Years
ELECTRICAL CHARACTERISTICS: I2C-COMPATIBLE INTERFACE
(VDD = 2.7V to 5.5V, TA = -40NC to +85NC, unless otherwise noted.) (Figure 1)
PARAMETER
SCL Clock Frequency
Bus Free Time Between a STOP
and START Condition
SYMBOL
CONDITIONS
fSCL Timeout not enabled (Note 7)
tBUF
MIN TYP
10
1.3
Hold Time (Repeated)
START Condition
Low Period of SCL Clock
High Period of SCL Clock
Setup Time for a (Repeated)
START Condition
Data Hold Time (Note 9)
Data Setup Time
Rise Time of Both SDA and
SCL Signals
Fall Time of Both SDA and
SCL Signals
Setup Time for STOP
Condition
tHD:STA (Note 8)
tLOW
tHIGH
tSU:STA
tHD:DAT
tSU:DAT
Receive
Transmit
tR
(Note 10)
tF
(Note 10)
tSU:STO
0.6
1.3
0.6
0.6
0
300
100
20 +
0.1CB
20 +
0.1CB
0.6
Spike Pulse Width That Can Be
Suppressed by Input Filter
SCL, SDA Capacitive Loading
SMBus Timeout
tSP
(Note 11)
CB
0
25
30
MAX
400
UNITS
kHz
Fs
Fs
Fs
Fs
Fs
ns
ns
300
ns
300
ns
Fs
50
ns
400
pF
35
ms
4
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