参数资料
型号: RV5C348B
厂商: RICOH COMPANY LTD
元件分类: XO, clock
英文描述: 4-WIRE SERIAL INTERFACE
中文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO10
封装: 4 X 2.90 MM, 1.20 MM HEIGHT, 0.50 MM PITCH, SSOP-10
文件页数: 35/45页
文件大小: 1276K
代理商: RV5C348B
Rx5C348A/B
Typical Characteristics
Test circuit
Frequency
Counter
VDD
OSCIN
OSCOUT
32KOUT
VSS
32768Hz
X’tal : 32.768kHz
(R1=30k
typ)
(CL=6pF to 8pF)
Topt : 25
°C
Output pins : Open
Timekeeping Current vs. Supply voltage
(with no 32-kHz clock output)
(with 32-kHz clock output)
(CE=Open, Output=Open, Topt=25
°C,Rx5C348A)
(CE=Open, Output=Open,Topt=25
°C)
0
0.2
0.4
0.6
0.8
1
0123456
Supply Voltage VDD(v)
T
imekeeping
Current
IDD
(uA)
0
0.5
1
1.5
2
0123456
Supply Voltage VDD(v)
T
imekeeping
Current
IDD(uA)
Rx5C348A
Rx5C348B
CPU Access Current vs. SCLK Clock Frequency
Timekeeping Current vs. Operating Temperature
(Output=Open, Topt=25
°C)
(with no 32-kHz clock output)
(CE=Open, Output=Open)
0
10
20
30
40
50
0
500
1000
1500
2000
SCLK Clock Frequency (kHz)
CPU
Access
Current
IDD(uA)
0
0.5
1
1.5
2
-60 -40 -20
0
20 40
60 80 100
Operating Temperature Topt(
°C)
T
imekeeping
Current
IDD(uA)
VDD=5v
VDD=3v
12345
Rev.2.01
- 40 -
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