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參數(shù)資料
| 型號： | TC1270A |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | Voltage Supervisor with Manual Reset Input |
| 中文描述： | 電壓監(jiān)控器，帶有手動復(fù)位輸入 |
| 文件頁數(shù)： | 1/40頁 |
| 文件大小： | 384K |
| 代理商： | TC1270A |
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2007 Microchip Technology Inc.
DS22035B-page 1
TC1270A/70AN/71A
Voltage Supervisor with Manual Reset Input
Features:
Precision voltage monitor
- 2.63V, 2.93V, 3.08V, 4.38V and 4.63V trip
points (Typical)
Manual Reset input
Reset Time-out Delay:
- Standard: 280 ms (Typical)
- Optional: 2.19 ms, and 35 ms (Typical)
Power Consumption
≤
15 μA max
No glitches on outputs during power-up
Active Low Output Options:
- Push-Pull Output and Open-Drain Output
Active High Output Option:
- Push-Pull Output
Replacement for (Specification compatible with):
- TC1270, TC1271
- TCM811, TCM812
Fully static design
Low voltage operation (1.0V)
ESD protection:
-
≥
4 kV Human Body Model (HBM)
-
≥
400V Machine Model (MM)
Extended (E) Temperature range:
-40°C to +125°C
Package Options:
- 4-lead SOT-143
- 5-lead SOT-23
- Pb-free Device
Device Features
Package Types
Functional Block Diagram
1
2
4
3
T
SOT-143
V
SS
V
DD
RST
MR
1
2
4
3
T
SOT-143
V
SS
V
DD
RST
MR
1
2
3
5
4
T
SOT-23-5
1
2
3
5
4
SOT-23-5
NC
NC
V
DD
MR
RST
V
SS
V
SS
V
DD
MR
RST
T
T
18.5 k
Ω
V
DD
MR
RST
(TC1270A)
RST
(TC1270AN)
RST
(TC1271A)
Glitch Filter
Voltage
Detector
Circuitry
PP
PP
O
D
Reset
Generator
& Delay
Timer
(2.19 ms,
35 ms,
280 ms)
OD
Device
Output
R
(
(
R
P
(
V
R
T
R
Packages
Comment
Type
Active
Level
TC1270A
Push-Pull
Low
2.19,
35,
280
(1)
4.63, 4.38,
3.08, 2.93,
2.63
(4)
1.0V
to
5.5V
-40°C
to
+125°C
SOT-143
(2)
,
SOT-23-5
SOT-23-5
SOT-143
(2)
,
SOT-23-5
Replaces TC1270 and
TCM811
New Option
Replaces TC1271 and
TCM812
TC1270AN
TC1271A
Open-Drain
Push-Pull
Low
High
Note 1:
The 280 ms Reset Delay time-out is compatible with the TC1270, TC1271, TCM811, and TCM812
devices.
The SOT-143 package is compatible with the TC1270, TC1271, TCM811, and TCM812 devices.
Custom Reset Trip Points and Reset Delays available, contact factory.
The TC1270/1 and TCM811/12 1.75V Trip Point Option is not supported.
2:
3:
4:
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