MC34164, MC33164,
NCV33164
Micropower Undervoltage
Sensing Circuits
The MC34164 series are undervoltage sensing circuits specifically
designed for use as reset controllers in portable microprocessor based
MC34164, MC33164, NCV33164
MAXIMUM RATINGS
Rating Symbol Value Unit
Power Input Supply Voltage V 1.0 to 12 V
in
Reset Output Voltage V 1.0 to 12 V
O
Reset Output Sink Current I Internally mA
Sink
Limited
Clamp Diode Forward Current, Reset to Input Pin (Note 1) IF 100 mA
Power Dissipation and Thermal Characteristics
P Suffix, Plastic Package
P 700 mW
Maximum Power Dissipation @ T = 25C D
A
178 C/W
Thermal Resistance, JunctiontoAir R
JA
D Suffix, Plastic Package
700 mW
Maximum Power Dissipation @ T = 25C P
A D
178 C/W
Thermal Resistance, JunctiontoAir
R
JA
DM Suffix, Plastic Package
520 mW
P
Maximum Power Dissipation @ T = 25C
A D
240 C/W
Thermal Resistance, JunctiontoAir R
JA
Operating Junction Temperature T +150 C
J
Operating Ambient Temperature Range T C
A
0 to +70
MC34164 Series
MC33164 Series, NCV33164
40 to +125
Storage Temperature Range T 65 to +150 C
stg
Electrostatic Discharge Sensitivity (ESD) ESD V
Human Body Model (HBM) 4000
Machine Model (MM) 200
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
MC34164 3, MC331643 SERIES, NCV331643
ELECTRICAL CHARACTERISTICS (For typical values T = 25C, for min/max values T is the operating ambient temperature
A A
range that applies [Notes 2 & 3], unless otherwise noted.)
Characteristic Symbol Min Typ Max Unit
COMPARATOR
Threshold Voltage V
V 2.55 2.71 2.80
High State Output (V Increasing)
IH
in
Low State Output (V Decreasing) V 2.55 2.65 2.80
in
IL
Hysteresis (I = 100 A)
Sink V 0.03 0.06
H
RESET OUTPUT
Output Sink Saturation V V
OL
0.14 0.4
(V = 2.4 V, I = 1.0 mA)
in Sink
(V = 1.0 V, I = 0.25 mA) 0.1 0.3
in Sink
Output Sink Current (V , Reset = 2.4 V) I 6.0 12 30 mA
in Sink
I
Output OffState Leakage R(leak) A
0.02 0.5
(V , Reset = 3.0 V)
in
(V , Reset = 10 V) 0.02 1.0
in
Clamp Diode Forward Voltage, Reset to Input Pin (I = 5.0 mA) V 0.6 0.9 1.2 V
F F
TOTAL DEVICE
Operating Input Voltage Range V 1.0 to 10 V
in
Quiescent Input Current I A
in
9.0 15
V = 3.0 V
in
V = 6.0 V 24 40
in
1. Maximum package power dissipation limits must be observed.
2. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible.
3. T = 0C for MC34164 T = +70C for MC34164
low high
= 40C for MC33164, NCV33164 = +125C for MC33164, NCV33164