參數(shù)資料
型號: RS5C372B
廠商: RICOH COMPANY LTD
元件分類: XO, clock
英文描述: I2C-bus Serial Interface Real Time Clock (8pin SSOP)
中文描述: REAL TIME CLOCK, PDSO8
封裝: SSOP-8
文件頁數(shù): 4/39頁
文件大小: 474K
代理商: RS5C372B
RS5C372B
- 4 -
I
DC Characteristics
Unless otherwise specified: VSS=0V, VDD=3V, Topt=-40 to +85
°
C
, Oscillation Frequency=32.768kHz or 32.000KHz(R1=30k
)
Symbol
Item
Pin Name
Conditions
MIN.
TYP.
MAX.
Unit
VIH
“H” input Voltage
SCL, SDA
0.8
VDD
6.0
V
VIL
“L” input voltage
SCL, SDA
-0.3
0.2
VDD
V
IOH
“H” output current 32KOUT
VOH=VDD-0.5V
-0.5
mA
IOL1
“L” output current /INTR, 32KOUT VOL1=0.4V
1
mA
IOL2
SDA
VOL2=0.6V
6
IILK
Input leakage
current
SCL
VI=6V or VSS
VDD=6V
-1
1
μA
IOZ
Output off state
leakage current
SDA, /INTR,
32KOUT
VO=6V or VSS
VDD=6V
VDD=3V, Topt=25
°
C
SCL,SDA=3V
Output=OPEN *)
-1
1
μA
IDD1 Standby current
VDD
0.5
0.9
μA
IDD2
VDD
VDD=3V,
Topt=-40 to +85
°
C
SCL,SDA=3V
Output=OPEN *)
1.0
μA
IDD3
VDD
VDD=6V
SCL,SDA=6V
Output=OPEN *)
0.8
2.0
μA
CG
Internal oscillation
capacitance 1
OSCIN
10
pF
CD
Internal oscillation
capacitance 2
OSCOUT
10
pF
*) The mode outputs no clock pulses and output is open (output off state).
For consumption current (output: no load) when 32kHz pulses are output from 32KOUT, see "Typical
Characteristics Measurement ".
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