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TC1272ALVNBTR データシート(PDF) 2 Page - Microchip Technology

部品番号 TC1272ALVNBTR
部品情報  3-Pin Reset Monitor
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メーカー  MICROCHIP [Microchip Technology]
ホームページ  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

TC1272ALVNBTR データシート(HTML) 2 Page - Microchip Technology

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TC1272A
DS21877A-page 2
 2004 Microchip Technology Inc.
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings†
Supply Voltage (VDD to GND) ..........................................6.0V
RESET .................................................. –0.3V to (VDD +0.3V)
Input Current, VDD.........................................................20 mA
Output Current, RESET ................................................20 mA
dV/dt (VDD).............................................................100V/µsec
Operating Temperature Range..................... –40°C to +125°C
Power Dissipation (TA = 70°C):
3-Pin SOT-23B (derate 4 mW/°C above +70°C) ....320 mW
Storage Temperature Range........................ –65°C to +150°C
Maximum Junction Temperature, T
J.............................. 150°C
† Notice: Stresses above those listed under “Maximum
ratings” may cause permanent damage to the device. This is
a stress rating only and functional operation of the device at
those or any other conditions above those indicated in the
operational listings of this specification is not implied. Expo-
sure to maximum rating conditions for extended periods may
affect device reliability.
PIN FUNCTION TABLE
NAME
FUNCTION
GND
Ground
RESET
RESET push-pull output remains
low while VDD is below the reset
voltage threshold and for 140 msec
(min.) after VDD rises above reset
threshold
VDD
ELECTRICAL CHARACTERISTICS
VDD = Full Range, TA = Operating Temperature Range, unless otherwise noted. Typical values are at TA = +25°C,
VDD = 5V for L/M/J, 3.3V for T/S, 3.0V for R and 2.5V for Z (Note 1).
Parameter
Sym
Min
Typ
Max
Units
Test Conditions
VDD Range
1.0
5.5
V
TA = 0°C to +70°C
1.2
5.5
TA = – 40°C to +125°C
Supply Current
ICC
—12
30
µA
TC1272AL/M/J:
VDD < 5.5V
—9
25
TC1272AR/S/T/Z: VDD < 3.6V
Reset Threshold (Note 2)
VTH
4.56
4.63
4.70
V
TC1272AL:
TA = +25°C
4.50
4.75
TA = – 40°C to +125°C
4.31
4.38
4.45
V
TC1272AM:
TA = +25°C
4.25
4.50
V
TA = – 40°C to +125°C
3.93
4.00
4.06
V
TC1272AJ:
TA = +25°C
3.89
4.10
V
TA = – 40°C to +125°C
3.04
3.08
3.11
V
TC1272AT:
TA = +25°C
3.00
3.15
V
TA = – 40°C to +125°C
2.89
2.93
2.96
V
TC1272AS:
TA = +25°C
2.85
3.00
V
TA = – 40°C to +125°C
2.59
2.63
2.66
V
TC1272AR:
TA = +25°C
2.55
2.70
V
TA = – 40°C to +125°C
2.28
2.32
2.35
V
TC1272AZ:
TA = +25°C
2.25
2.38
V
TA = – 40°C to +125°C
Reset Threshold Tempco
30
ppm/°C
VDD to Reset Delay,
65
µsec
VDD = VTH to (VTH – 100 mV) (Note 2)
Reset Active Time Out
Period
140
320
560
msec
RESET Output Voltage
Low
VOL
——
0.3
V
TC1272AR/S/T/Z: VDD = VTH min, ISINK = 1.2 mA
——
0.4
TC1272AL/M/J:
VDD = VTH min, ISINK = 3.2 mA
——
0.3
VDD > 1.0V, ISINK = 50 µA
RESET Output Voltage
High
VOH
0.8 VDD
——
V
TC1272AR/S/T/Z: VDD > VTH max,
ISOURCE = 500 µA
VDD – 1.5
TC1272AL/M/J: VDD > VTH max, ISOURCE = 800 µA
Note 1: Production testing done at T
A = +25°C, overtemperature limits ensured by QC screen.
2: RESET Output for TC1272A.


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