Rx5C348A/B
AC ELECTRICAL CHARACTERISTICS
Unless otherwise specified: VSS=0V,Topt=-40 to +85°C
Input and Output Conditions: VIH=0.8×VDD,VIL=0.2×VDD,VOH=0.8×VDD,VOL=0.2×VDD,CL=50pF
Symbol
Item
Condi-
VDD≥2.0V
VDD≥4.5V
tions
Min.
Typ.
Max.
Min.
Typ.
Max.
t
CES
CE Set-up Time
400
200
t
CEH
CE Hold Time
400
200
t
CR
CE Recovery Time
62
62
f
SCLK
SCLK Clock
1.0
2.0
Frequency
t
CKH
SCLK Clock High
400
200
Time
t
CKL
SCLK Clock Low
400
200
Time
t
CKS
SCLK Set-up Time
200
100
t
RD
Data Output Delay
300
150
Time
t
RZ
Data Output Floating
300
150
Time
t
CEZ
Data Output Delay
300
150
Time After Falling of
CE
t
DS
Input Data
200
100
Set-up Time
t
DH
Input Data
200
100
Hold Time
Unit
ns
ns
µs
M
Hz
ns
ns
ns
ns
ns
ns
ns
ns
t
CKH
CE
t
CKS
SCLK
t
CES
t
CKL
t
CEH
t
CR
t
DS
SI
SO
t
DH
t
CEZ
t
RD
t
RD
t
RZ
*) For reading/writing timing, see “P.28.
12345
Rev.2.01
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RICOH [ RICOH ELECTRONICS DEVICES DIVISION ]
