参数资料
型号: RS5C372A-E2
厂商: RICOH COMPANY LTD
元件分类: 时钟/数据恢复及定时提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO8
封装: 0.65 MM PITCH, SSOP-8
文件页数: 58/59页
文件大小: 442K
代理商: RS5C372A-E2
RS5C372A
4
RECOMMENDED OPERATING CONDITIONS
(Vss=0V, Topt=–40 to +85C)
Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
VDD
Supply Voltage
2.0
6.0
V
VCLK
Timekeeping Voltage
1.45
6.0
V
32.768
FXT
Oscillation Frequency
or
kHz
32.000
VPUP1
Pull-up Voltage 1
SCL, SDA
6.0
V
VPUP2
Pull-up Voltage 2
INTRA, INTRB
10.0
V
DC CHARACTERISTICS
Unless otherwise specified: Vss=0V, VDD=3V, Topt=–40 to +85C, Oscillation frequency=32.768kHz, or 32.000kHz(R1=30k
)
Symbol
Item
Pin name
Conditions
MIN.
TYP.
MAX.
Unit
VIH
“H” Input Voltage
SCL, SDA
0.8VDD
6.0
V
VIL
“L” Input Voltage
SCL, SDA
–0.3
0.2VDD
V
IOL1
INTRA, INTRB
VOL1=0.4V
1
mA
IOL2
SDA
VOL2=0.6V
6
mA
IILK
Input Leakage Current
SCL
VI=6V or Vss
–1
1
A
VDD=6V
IOZ
Output Off State
SDA, INTRA,
VO=6V or Vss
–1
1
A
Leakage Current
INTRB
VDD=6V
VDD=3V, Topt=25C
IDD1
VDD
SCL, SDA=3V
0.5
0.9
A
Output=OPEN *
1
VDD=3V,
IDD2
VDD
Topt=–40 to +85C
1.0
A
SCL, SDA=3V
Output=OPEN *
1
VDD=6V
IDD3
VDD
SCL, SDA=6V
0.8
2.0
A
Output=OPEN *
1
CG
Internal Oscillation Capacitance 1
OSCIN
10
pF
CD
Internal Oscillation Capacitance 2
OSCOUT
10
pF
Output Current
Standby Current
*1) The mode outputs no clock pulses when output is open (output off state).
For consumption current (output: no load) when 32kHz pulses are output from INTRB, see “USAGES, 6. Typical Characteristic Measurements”
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