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RV5C386A Datasheet(PDF) 6 Page - RICOH electronics devices division

Part No. RV5C386A
Description  I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC WITH VOLTAGE MONITORING FUNCTION
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Manufacturer  RICOH [RICOH electronics devices division]
Direct Link  http://www.ricoh.com
Logo RICOH - RICOH electronics devices division

RV5C386A Datasheet(HTML) 6 Page - RICOH electronics devices division

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RV5C386A
6
Symbol
Item
Conditions
VDD
≥2.0V
VDD
≥2.5V
Unit
MIN.
TYP.
MAX.
MIN.
TYP.
MAX.
fSLC
SCL clock frequency
100
400
kHz
tLOW
SCL clock “L” time
4.7
1.3
µs
tHIGH
SCL clock “H” time
4.0
0.6
µs
tHD ; STA
Start condition hold time
4.0
0.6
µs
tSU ; STO
Stop condition setup time
4.0
0.6
µs
tSU ; STA
Start condition setup time
4.7
0.6
µs
tSU ; DAT
Data setup time
250
200
ns
tHD ; DAT
Data hold time
0
0
ns
tPL ; DAT
SDA “L” stable time after falling of SCL
2.0
0.9
µs
tPZ ; DAT
SDA off stable time after falling of SCL
2.0
0.9
µs
tR
Rising time of SCL and SDA (input)
1000
300
ns
tF
Falling time of SCL and SDA (input)
300
300
ns
tSP
Spike width that can be removed
50
50
ns
with input filter
AC ELECTRICAL CHARACTERISTICS
Unless otherwise specified : VSS=0V, Topt=–40 to +85˚C
I/O conditions: VIH=0.8
×VDD, VIL=0.2×VDD, VOL=0.2×VDD, CL=50pF
SSr
P
SCL
SDA(IN)
SDA(OUT)
tLOW
tHD;STA
tHD;DAT
tPZ;DAT
tPL;DAT
tSU;STA
tSU;STO
tHIGH
tHD;STA
tSP
tSU;DAT
Sr
S Start condition
Stop condition
Repeated start condition
P
*) For read/write timing, see “USAGES, 1.5 Considerations in Reading and Writing Time Data”.


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