R5101G RICOH Co.,Ltd., R5101G Datasheet - Page 3

• Manufacturer Part Number: R5101G
• Description: Microprocessor Power Management With Watchdog Timer
• Manufacturer: RICOH Co.,Ltd.

PIN DESCRIPTION
ABSOLUTE MAXIMUM RATINGS
Symbol
Pin No
V
V
I
V
V
Topt
Tstg
RESET
V
V
V
I
RESET
RESET
P
OUT
CTW
1
2
3
4
5
6
7
8
OUT
DD
CD
CE
D
Supply Voltage
Output Voltage
Input Voltage
Output Current
Power Dissipation
Operating Temperature Range
Storage Temperature Range
Symbol
RESET
GND
SCK
V
C
V
CE
C
OUT
TW
DD
D
Clock Input Pin from Microprocessor
External Capacitor Pin for Setting Delay Time of Voltage Detector
External Capacitor Pin for Setting Reset and Watchdog Timeout
Periods
Power supply Pin
Output Pin for Voltage Regulator
Ground Pin
Control Switch Pin for Watchdog timer (“H” active, “L” inactive)
Output Pin for Reset signal of Watchdog timer and Voltage
Detector. (Output Type is Nch Open Drain, Output “L” at detecting
Detector Threshold and Watchdog Timer Reset.)
Voltage of C
Voltage of C
Voltage of V
Voltage of RESET Pin
Voltage of CE Pin
Voltage of SCK Pin
Current of V
Current of RESET Pin
Item
OUT
D
TW
OUT
Pin
Pin
Pin
Pin
Pin Description
V
V
V
V
V
SS
SS
SS
SS
SS
V
-0.3 ∼ V
-0.3 ∼ V
-0.3 ∼ V
-55 ∼ +125
-0.3 ∼ V
-0.3 ∼ V
SS
-40 ∼ +85
-0.3 ∼ 12
Rating
-0.3 ∼ 12
150
300
10
DD
DD
DD
DD
DD
+0.3
+0.3
+0.3
+0.3
+0.3
Topt=25°C, V
Unit
mW
mA
mA
° C
° C
R5101G
V
V
V
V
V
V
V
SS
=0V
3