參數(shù)資料
型號: R2043K
廠商: Ricoh Co., Ltd.
英文描述: 4-wire Serial Interface
中文描述: 4線串行接口
文件頁數(shù): 4/48頁
文件大?。?/td> 458K
代理商: R2043K
R2043K/T
Q
ABSOLUTE MAXIMUM RATINGS
Symbol
Item
VDD
Supply Voltage
VI
Input Voltage
Output Voltage 1
VO
Output Voltage 2
PD
Power Dissipation
Topt
Operating Temperature
Tstg
Storage Temperature
Q
RECOMMENDED OPERATING CONDITIONS
Symbol
Item
Vaccess
Supply Voltage
12345
Rev.2.06 - 4 -
(VSS=0V)
Description
-0.3 to +6.5
-0.3 to +6.5
-0.3 to VDD + 0.3
-0.3 to +6.5
300
-40 to +85
-55 to +125
Pin Name
VDD
CE, SCLK, SI
SO, 32KOUT
/INTR
Topt = 25
°
C
Unit
V
V
V
V
mW
°
C
°
C
(VSS=0V, Topt=-40 to +85
°
C)
Typ.
Pin Name
Power supply voltage
for interfacing
with CPU
CGout,CDout=0pF
*1), *2)
CGout,CDout=0pF
*1), *2)
/INTR
32KOUT
Min,
1.7
*1)
Max.
5.5
Unit
V
VCLK
Time keeping Voltage
Minimum Time keeping
Voltage
Oscillation Frequency
Pull-up Voltage
1.00
5.50
VCLKL
0.66
1.00
V
fXT
VPUP
32.768
5.5
VDD
+0.3
kHz
V
*1) CGout is connected between OSCIN and VSS, CDout is connected between OSCOUT and VSS.
R2043K/T series incorporates the capacitors between OSCIN and VSS, between OSCOUT and VSS.
Then normally, CGout and CDout are not necessary. For more detail, see “P.28
O
Adjustment of Oscillation
frequency”
*2) Crystal oscillator: CL=6-9pF, R1=50K
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