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| 型號(hào)： | MCP1320T |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | Voltage Supervisor |
| 中文描述： | 電壓監(jiān)控 |
| 文件頁(yè)數(shù)： | 8/44頁(yè) |
| 文件大?。?/td> | 924K |
| 代理商： | MCP1320T |
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MCP131X/2X
DS21985A-page 8
2005 Microchip Technology Inc.
FIGURE 1-1:
Device Voltage and Reset Pin Waveforms.
TABLE 1-1:
Electrical Specifications:
Unless otherwise indicated, all limits are specified for V
DD
= 1V to 5.5V, R
PU
= 100 k
Ω
(only
MCP1320
,
MCP1321
and
MCP1322
), T
A
= -40°C to +125°C.
Parameters
Sym
Min
DEVICE VOLTAGE AND RESET PIN TIMINGS
Typ
Max
Units
Conditions
Falling V
DD
Trip Point Detected
to RST or RST Active
t
RPD
—
650
—
μ
s
V
DD
ramped from
V
TRIPMAX
+ 250 mV down to
V
TRIPMIN
– 200 mV,
V
DD
falling @ 5 mV/
μ
s,
C
L
= 50 pF
(Note 1)
V
DD
Rise Rate
Reset active time
(MR Rising Edge, POR/BOR
Inactive, or WDT time out) to
RST/RST Inactive
t
RR
t
RST
Note 3
1.4
30
200
1600
5
1.0
20
140
1120
—
2.0
40
280
2240
—
ms
ms
ms
ms
μ
s
Note 2
Note 2
Standard Time Out
Note 2
For RST 10% to 90% of V
DD
,
C
L
= 50 pF
(Note 1)
For RST 10% to 90% of V
DD
,
C
L
= 50 pF
(Note 1)
For RST 90% to 10% of V
DD
,
C
L
= 50 pF
(Note 1)
For RST 90% to 10% of V
DD
,
C
L
= 50 pF
(Note 1)
RST Rise Time After RST
Active
(Push-Pull Outputs only)
RST Rise Time After RST
Inactive
(Push-Pull Outputs only)
RST Fall Time after RST
Inactive
t
RT
—
5
—
μ
s
t
FT
—
5
—
μ
s
RST Fall Time after RST
Active
—
5
—
μ
s
Note 1:
These parameters are for design guidance only and are not 100% tested.
Custom ordered Reset active time; minimum order volume requirement.
Designed to be independent of V
DD
rise rate. Device characterization was done with a rise rate as slow as
0.1 V/s (@ +25°C).
2:
3:
V
TRIPMAX
V
TRIPMIN
V
TRIP
1V
V
DD
V
TRIPAC
+ V
HYS
t
RST
RST
RST
t
RR
t
RST
t
RPD
V
DD
< 1V is outside the device operating specification. The RST (or RST) output state is
unknown while V
DD
< 1V.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MCP1320T-25LE | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:Voltage Supervisor |
| MCP1320T-25LE/OT | 制造商:Microchip Technology Inc 功能描述: |
| MCP1320T-29BE/OT | 功能描述:監(jiān)控電路 ACTIVE LO OPEN-DRAIN WDI RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過(guò)電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
| MCP1320T-29FE/OT | 功能描述:監(jiān)控電路 ACTIVE LO OPEN-DRAIN WDI RoHS:否 制造商:STMicroelectronics 監(jiān)測(cè)電壓數(shù): 監(jiān)測(cè)電壓: 欠電壓閾值: 過(guò)電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
| MCP1320T-29GE/OT | 制造商:Microchip Technology Inc 功能描述: |
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