rs5c338a RICOH Co.,Ltd., rs5c338a Datasheet - Page 5

• Manufacturer Part Number: rs5c338a
• Description: 3-wire Serial Interface Real-time Clock Ics With Voltage Monitoring Function
• Manufacturer: RICOH Co.,Ltd.

DC ELECTRICAL CHARACTERISTICS
*
Symbol
1) For standby current for outputting 32.768-kHz clock pulses from the 32KOUT pin, see “USAGES, 7. Typical Characteristics”.
R
V
V
I
V
V
I
I
I
I
I
CLKC
I
DNCE
DETH
V
DETL
C
C
DD1
OL1
OL2
I
OZ1
OZ2
OH
IH1
IH2
IL
IL
G
D
“H” Input Voltage
“H” Input Voltage
“L” Input Voltage
“H” Output Current
”L” Output Current
Input Leakage Current SCLK
Pull-down Resistance
Pull-down Resistance
Input Current
Output Off-state
Leakage Current
Standby Current
Supply Voltage Monitoring
Voltage (“H”)
Supply Voltage Monitoring
Voltage (“L”)
Internal Oscillation Capacitance 1 OSCIN
Internal Oscillation Capacitance 2 OSCOUT
Item
SCLK,CE,CLKC
SIO
SCLK,CE,SIO,CLKC
SIO,32KOUT
INTR
SIO,32KOUT
CE
CLKC
SIO
INTR
V
V
V
DD
DD
DD
Pin name
V
V
V
V
V
V
Vo=5.5V or Vss
V
V
V
Output=OPEN
32KOUT=Off mode*
Topt=–30 to +70˚C
Topt=–30 to +70˚C
DD
DD
OH
OL
OL
I
DD
DD
O
=5.5V or Vss
=5.5V
=0.4V
=0.4V
=3V,CE=OPEN
=2.5 to 5.5V
=V
=5.5V
=5.5V
Conditions
DD
Unless otherwise specified : Vss=0V,V
–0.5V
1
0.8V
0.8V
MIN.
–0.3
1.90
1.45
0.5
–1
40
–1
–1
2
DD
DD
TYP.
0.35
0.35
2.10
1.60
120
12
12
DD
=3V,Topt=–40 to +85˚C
V
0.2V
MAX.
DD
–0.5
2.30
1.80
400
R
5.5
1.0
0.8
1
1
1
+0.3
×
DD
5C338A
Unit
mA
mA
kΩ
µA
µA
µA
µA
pF
V
V
V
5