TC1272-10ENBTR Microchip Technology, TC1272-10ENBTR Datasheet - Page 2

• Manufacturer Part Number: TC1272-10ENBTR
• Description: IC RESET MONITOR 4.37V SOT23B-3
• Manufacturer: Microchip Technology
• Type: Simple Reset/Power-On Resetr

Specifications of TC1272-10ENBTR

• Number Of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active Low
• Reset Timeout: 100 ms Minimum
• Voltage - Threshold: 4.37V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-3, TO-236-3, Micro3™, SSD3, SST3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: TC127210ENBTR

TC1272/TC1273/TC1274
1.0
Absolute Maximum Ratings†
Supply Voltage (V
RESET, RESET.......................... -0.3V to (V
Input Current, V
Output Current, RESET, RESET ........................20 mA
Power Dissipation (T
Operating Temperature Range.............-40°C to +85°C
Storage Temperature Range ..............-65°C to +150°C
DC CHARACTERISTICS
DS21382C-page 2
Electrical Specifications: Unless otherwise noted, T
Supply Voltage
Output Voltage @ 0-500 µA
Output Current @ 2.4 Volts
Output Current @ 0.4 Volts
Operating Current
Output Capacitance
Internal Pull-Up Resistor
AC Electrical Characteristics: T
RESET Active Time
V
TC1272, TC1273
V
V
(V
V
(V
V
TC1272, TC1273
V
Note 1: All voltages referenced to ground.
CC
CC
CC
CC
CC
CC
CCTP
CCTP
V
V
Detect to RESET
Detect to RESET - TC1274
Slew Rate
Slew Rate
Detect to RESET
Detect to RESET - TC1274
3-Pin SOT-23 (derate 4 mW/°C above +70°C)
V
................................................................230 mW
CC
CC
V
V
CC
CC
2: Measured with V
3: Measured with RESET output open for TC1272/TC1273; measured with RESET output open for TC1274.
4: t
5: A 1 kΩ external resistor may be required in some applications for proper operation of the microprocessor reset control
(MAX) to V
(MIN) to V
CCTP
Trip Point (TC1272/3/4-10) V
Trip Point (TC1272/3/4-15) V
ELECTRICAL
CHARACTERISTICS
Trip Point (TC1272/3/4-5)
< 5.5V: TC1272, TC1274
circuit when using the TC1273.
Parameters
R
< V
V
= 5 µs.
CC
CC
CC
V
V
CCTP
< V
TC1272, TC1273
CCTP
CC
CC
CC
< 5.5V: TC1273
..............................................20 mA
CCTP
= 5V TC1272
= 4V TC1274
A
(MAX))
to GND) .............................+6.0V
(MIN))
≤ 70°C)
: TC1273
TC1274
CC
≥ 2.7 volts.
A
= -40°C to +85°C unless otherwise noted. Typical values are at T
V
CCTP-10
CCTP-15
C
t
t
t
t
Sym
CCTP-5
V
V
V
t
RPD1
RPD2
RPU1
RPU2
I
I
I
I
I
I
R
RST
OH
OH
CC
CC
CC
OUT
OL
t
t
CC
CC
OH
R
F
P
CC
V
CC
+ 0.3V)
4.50
4.25
4.00
Min
+10
100
300
100
100
1.2
1.8
A
—
—
—
—
—
—
—
—
– 0.5V V
3
0
= -40°C to +85°C. Typical values are at T
CC
4.62
4.37
4.12
Typ
700
200
200
200
10
30
17
17
20
20
—
—
—
—
– 0.1V
8
9
6
† Stresses above those listed under "Absolute Maximum Rat-
ings" may cause permanent damage to the device. These are
stress ratings only and functional operation of the device at
these or any other conditions above those indicated in the
operation sections of the specifications is not implied. Expo-
sure to Absolute Maximum Rating conditions for extended
periods may affect device reliability.
1200
Max
4.75
4.49
4.24
300
300
300
5.5
5.5
—
—
—
—
40
40
—
50
50
—
—
9
Units
mA
mA
mA
µA
µA
µA
kΩ
ms
ms
ms
pF
µs
µs
µs
ns
V
V
V
V
V
V
Note 1
TC1272, TC1274 (Note 1)
Note 2
Note 2, Note 5
Note 3
Note 3
Note 3
Note 1
Note 1
Note 1
V
V
Figure 4-2, Figure 4-4
Figure 4-1, Figure 4-3
Note 4, Figure 4-1
Note 4, Figure 4-3
CC(LOW)
CC(LOW)
A
© 2007 Microchip Technology Inc.
= +25°C.
A
= +25°C.
= 1V, Figure 4-2
= 1V, Figure 4-4
Conditions