RV5C338A Просмотр технического описания (PDF) - RICOH Co.,Ltd.
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RV5C338A Datasheet PDF : 52 Pages
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R×5C338A
AC ELECTRICAL CHARACTERISTICS
Unless otherwisespecified : Vss=0V, Topt=–40 to +85˚C
Input/output conditions : VIH=0.8 × VDD, VIL=0.2 × VDD, VOH=0.8 × VDD, VOL=0.2 × VDD, CL=50pF
Symbol
Item
Conditions
VDD≥2.5V
VDD≥4.5
MIN. TYP. MAX. MIN. TYP. MAX.
Unit
tCES
CE Set-up Time
400
200
ns
tCEH
CE Hold Time
400
200
ns
tCR
CE Recovery Time
62
62
µs
fSCLK SCLK Clock Frequency
1.0
2.0 MHz
tCKH SCLK Clock “H” Time
400
200
ns
tCKL
SCLK Clock “L” Time
400
200
ns
tCKS
SCLK Set-up Time
200
100
ns
tRD
Data Output Delay Time
300
150
ns
tRZ
Data Output Floating Time
300
150
ns
Data Output Floating Time
tCEZ
After Falling of CE
300
150
ns
tDS
Input Data Set-up Time
200
100
ns
tDH
Input Data Hold Time
200
100
ns
tCKH
tCKL
CE
SCLK
tCKS tCES
tCEH
tCR
SIO (Write cycle)
tDS
tDH
SIO (Read cycle)
tRD
tRD
tRZ
*) For read/write timing, see Paragraph “USAGES, 1.5 Considerations in Reading and Writing Time Data”
tCEZ
6
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