 |
 |
|
| MM1136 |
|
||||||||||||||
 MITSUMI
|
| ||||||||||||||
|
4 page 
MITSUMI IC for System Reset (with built-in watchdog timer) MM1136 Electrical Characteristics (Except where noted otherwise, Ta=25°C, VCC=3.8V) (Except where noted otherwise, resistance unit is Ω) Item Symbol Measurement conditions Min. Typ. Max. Units Consumption current ICC No load 200 280 µA RESET detection voltage VSLR VCC : High Low RCT : GND, VTC=OPEN 3.10 3.20 3.30 V Detection voltage VSR ±0.01 ±0.05 %/°C temperature coefficient R T Hysteresis voltage R VHYSR VCC : Low High 25 50 100 mV RCT : GND, VTC=OPEN BC detection voltage VSLB VCC : High Low, RLB=10k 3.30 3.40 3.50 V Detection voltage VSB ±0.01 ±0.05 %/°C temperature coefficient B T Hysteresis voltage B VHYSB VCC : Low High, RLB=10k 25 50 100 mV Detection voltage difference VSL VSL=VSLB-VSLR 0.18 0.20 0.22 V CK input threshold VTH 0.8 1.2 2 V CK input current IIH VCK=3.8V 0 1 µA IIL VCK=0.0V -15 -6 -2 Output voltage RH VOHR IRESET ---------------------------------------------------=-5µA 3.0 3.4 V Output voltage BH VOHB RLB=10k 3.2 3.6 V Output voltage RL VOLR IRESET ---------------------------------------------------=1mA, VCC=3.0V 0.3 0.5 V Output voltage BL VOLB IBC=5mA, VCC=3.0V 0.3 0.5 V Output sync current R IOLR VRESET ---------------------------------------------------=0.5V, VCC=3.0V 1 2 mA Output sync current B IOLB VBC=0.5V, VCC=3.0V 5 10 mA Output source current R IOHR VRESET ---------------------------------------------------=3.4V 8 15 µA CT charge current ICT1VTC=1.0V during watchdog timer operation -0.48 -0.24 -0.16 µA ICT2VTC=1.0V during power ON reset operation -0.48 -0.24 -0.16 µA Minimum operating power supply VRESET ---------------------------------------------------=0.4V voltage to ensure RESET ----------------------------------------------- VCC IRESET ---------------------------------------------------=0.1mA 0.8 1.0 V |
