參數(shù)資料
型號(hào): RS5C348A-E2
廠商: RICOH COMPANY LTD
元件分類: XO, clock
英文描述: Real-Time Clock
中文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO10
封裝: 6.40 X 3.50 MM, 1.25 MM HEIGHT, 0.5 MM PITCH, SSOP-10
文件頁數(shù): 8/53頁
文件大小: 452K
代理商: RS5C348A-E2
5
R
×
5C348A/B
DC ELECTRICAL CHARACTERISTICS
Symbol
Item
Pin name
Conditions
MIN.
TYP.
MAX.
Unit
V
IH
“H” Input Voltage
SCLK,CE, SI
V
DD
=2.5 to 5.5V
0.8V
DD
5.5
V
V
IL
“L” Input Voltage
–0.3
0.2V
DD
I
OH
“H” Output Current
SO
V
OH
=V
DD
–0.5V
–0.5
I
OL1
“L” Output Current
INTR, 32KOUT
(R
×
5C348A)
V
OL
=0.4V
2
mA
I
OL2
SO,32KOUT
(R
×
5C348B)
0.5
I
IL
Input Leakage Current SCLK, SI
V
I
=5.5V or Vss
V
DD
=5.5V
–1
1
μA
R
DNCE
Pull-down Resistance
CE
40
120
400
k
I
OZ1
Output Off-state
Leakage Current
SO
Vo=5.5V or Vss
V
DD
=5.5V
–1
1
μA
I
OZ2
32KOUT, INTR
V
O
=5.5V
–1
1
I
DD
V
DD
=3V,CE=OPEN
Output=OPEN
32KOUT=Off mode
*
1
(R
×
5C348A)
V
DD
0.35
0.8
Standby Current
μA
I
DD
V
DD
=3V,CE=OPEN
Output=OPEN
32KOUT=On mode
(R
×
5C348B)
V
DD
0.55
1.0
V
DETH
Supply Voltage Monitoring
Voltage (
“H”
)
V
DD
Topt=–30 to +70C
1.90
2.10
2.30
V
V
DETL
Supply Voltage Monitoring
Voltage (
“L”
)
V
DD
Topt=–30 to +70C
1.45
1.60
1.80
V
C
G
Internal Oscillation Capacitance 1
OSCIN
12
pF
C
D
Internal Oscillation Capacitance 2
OSCOUT
12
Unless otherwise specified:Vss=0V,V
DD
=3V,Topt=–40 to +85C
*
1) For standby current for outputting 32.768-kHz clock pulses from the 32KOUT pin, see “USAGES, 7. Typical Characteristics”.
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