R5101G001A RICOH [RICOH electronics devices division], R5101G001A Datasheet - Page 3

• Manufacturer Part Number: R5101G001A
• Description: Microprocessor power management with Watchdog Timer
• Manufacturer: RICOH [RICOH electronics devices division]

n PIN DESCRIPTION
n ABSOLUTE MAXIMUM RATINGS
Rev. 1.10
Pin No. Symbol
Symbol
V
I
V
V
RESET
1
2
3
4
5
6
7
8
V
RESET
I
V
V
V
T
T
OUT
P
CTW
OUT
SCK
DD
CD
opt
stg
CE
D
RESET Output Pin for Reset signal of Watchdog timer and Voltage Detector.(Output Type is Nch
CTW
V
GND
SCK
V
CD
CE
OUT
DD
Supply Voltage
Output Voltage
Input Voltage
Output Current
Power Dissipation
Operating Temperature Range
Storage Temperature Range
Clock Input Pin from Microprocessor
External Capacitor Pin for Setting Delay Time of Voltage Detector
External Capacitor Pin for Setting Monitoring Time and Reset Time of Watchdog timer
Power supply Pin
Output Pin for Voltage Regulator
Ground Pin
Control Switch Pin for Watchdog timer ( "H" active, "L" inactive)
Open Drain, Output "L" at detecting Detector Threshold and Watchdog Timer Reset. )
Item
Voltage of CD Pin
Voltage of CTW Pin
Voltage of V
Voltage of RESET Pin
Voltage of CE Pin
Voltage of SCK Pin
Current of V
Current of RESET Pin
OUT
OUT
Pin
Pin
- 3 -
V
V
V
V
V
Description
ss
ss
ss
ss
ss
V
-0.3
-0.3
-0.3
-0.3
-0.3
-55
-40
ss
-0.3
Rating
-0.3
300
150
~
~
~
~
~
~
10
~
Topt=25
+125
V
V
V
V
V
~
+85
12
DD
DD
DD
DD
DD
~
12
+0.3
+0.3
+0.3
+0.3
+0.3
°
C, Vss=0V
Unit
mW
mA
mA
°
°
V
V
V
V
V
V
V
C
C
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