MCP1321T-29LE/OT Microchip Technology, MCP1321T-29LE/OT Datasheet

IC SUPERVISOR 2.9V OD/PP SOT23-5

MCP1321T-29LE/OT

Manufacturer Part Number
MCP1321T-29LE/OT
Description
IC SUPERVISOR 2.9V OD/PP SOT23-5
Manufacturer
Microchip Technology
Type
Simple Reset/Power-On Resetr
Datasheets

Specifications of MCP1321T-29LE/OT

Number Of Voltages Monitored
1
Package / Case
SOT-23-5, SC-74A, SOT-25
Output
Open Drain, Push-Pull
Reset
Active High/Active Low
Reset Timeout
140 ms Minimum
Voltage - Threshold
2.9V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Chip Enable Signals
No
Minimum Operating Temperature
- 40 C
Output Type
Active High or Active Low or Open Drain or Push-Pull
Power Fail Detection
No
Monitored Voltage
2 V to 4.7 V
Undervoltage Threshold
2.857 V
Overvoltage Threshold
2.944 V
Manual Reset
Resettable
Watchdog
Yes
Battery Backup Switching
No
Power-up Reset Delay (typ)
2240 ms
Supply Voltage (max)
5.5 V
Supply Voltage (min)
1 V
Supply Current (typ)
10 uA
Maximum Power Dissipation
240 mW
Mounting Style
SMD/SMT
Maximum Operating Temperature
+ 125 C
Input Voltage
5.5V
No. Of Outputs
1
Power Dissipation Pd
240mW
Supply Voltage Range
1V To 5.5V
No. Of Pins
5
Operating Temperature Range
-40°C To +125°C
Filter Terminals
SMD
Supply Voltage Min
1V
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
MCP1321T-29LE/OT
MCP1321T-29LE/OTTR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MCP1321T-29LE/OT
Manufacturer:
MICROCHIP
Quantity:
12 000
Features
• Low supply current: 1 µA (typical),10 µA (max.)
• Precision monitoring trip point options:
• Resets microcontroller in a power-loss event
• Reset Delay Time Out Option:
• Watchdog Timer Input Time Out Options:
• Manual Reset (MR) input (active-low)
• Single and Complementary Reset output(s)
• Reset Output Options:
• Temperature Range:
• Voltage Range: 1.0V to 5.5V
• Lead Free Packaging
Description
The MCP131X/2X are voltage supervisor devices
designed to keep a microcontroller in Reset until the
system voltage has reached and stabilized at the
proper level for reliable system operation. The table
below shows the available features for these devices.
Device Features
© 2007 Microchip Technology Inc.
MCP1316
MCP1316M
MCP1317
MCP1318
MCP1318M
MCP1319
MCP1319M
MCP1320
MCP1321
MCP1322
- 2.9V and 4.6V (Standard Offerings)
- 2.0V to 4.7V in 100 mV increments,
- 1.4 ms, 30 ms, 200 ms, or 1.6s (typical)
- 6.3 ms, 102 ms, 1.6s, or 25.6s (typical)
- Push-Pull (active-high or active-low)
- Open-Drain (internal or external Pull-up)
- -40°C to +85°C for trip points 2.0 to 2.4V and,
- -40°C to + 125°C for trip points > 2.5V
(Contact the local Microchip Sales Office)
Device
Push-Pull
Open-Drain
Push-Pull
Push-Pull
Open-Drain
Push-Pull
Open-Drain
Open-Drain
Open-Drain
Open-Drain
Type
Reset Output A
Resistor
External
External
External
Pull-up
Internal
Internal
Internal
Voltage Supervisor
Active
Level
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Push-Pull
Push-Pull
Push-Pull
Push-Pull
Push-Pull
Push-Pull
Type
MCP131X/2X
Reset Output B
Package Types
Block Diagram
MR
WDI
RST
RST
RST
V
V
MR
Note: Features available depend on the device
SS
SS
MCP1316/16M/20
MCP1318/18M/21
Resistor
Pull-up
1
2
3
1
2
3
+
Noise Filter
Watchdog
Comparator
4
5
5
4
Active
Level
Reference
Voltage
High
High
High
High
High
High
V
WDI
V
WDI
DD
DD
SOT-23-5
V
DD
WDI Input
RST
RST
RST
V
MR
V
Yes
Yes
Yes
Yes
Yes
Yes
Yes
SS
No
No
No
SS
MCP1319/19M/22
Output
Driver
1
1
2
3
2
3
MCP1317
DS21985B-page 1
MR Input
4
5
4
5
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
V
WDI
V
MR
RST
RST
V
DD
DD
SS

Related parts for MCP1321T-29LE/OT

MCP1321T-29LE/OT Summary of contents

Page 1

... Push-Pull — MCP1318 Push-Pull — MCP1318M Open-Drain Internal MCP1319 Push-Pull — MCP1319M Open-Drain Internal MCP1320 Open-Drain External MCP1321 Open-Drain External MCP1322 Open-Drain External © 2007 Microchip Technology Inc. MCP131X/2X Voltage Supervisor Package Types MCP1316/16M/20 RST MCP1318/18M/21 RST RST 3 Block Diagram + – ...

Page 2

... In-Cir 5.5V 100 kΩ Units Conditions µA, V < 0.3V RST RST µA Watchdog Timer Active µA Watchdog Timer Inactive µA V < TRIP µA Reset Delay Timer Active © 2007 Microchip Technology Inc. ...

Page 3

... For additional information, refer to Figure 2-35. 5: This parameter is established by characterization and is not 100% tested. 6: Custom ordered voltage trip point; minimum order volume requirement. Information available upon request. © 2007 Microchip Technology Inc. = -40°C to +125°C. A Sym Min Typ Max Units V 1 ...

Page 4

... +25°C (Note -40°C to +125°C (Note +25°C (Note -40°C to +125°C (Note +25°C (Note -40°C to +125°C (Note +25°C (Note -40°C to +125°C (Note +25°C (Note -40°C to +125°C (Note 2) A © 2007 Microchip Technology Inc. ...

Page 5

... For additional information, refer to Figure 2-35. 5: This parameter is established by characterization and is not 100% tested. 6: Custom ordered voltage trip point; minimum order volume requirement. Information available upon request. © 2007 Microchip Technology Inc. = -40°C to +125°C. A Sym Min Typ Max Units V 0 ...

Page 6

... -40°C to +125° +25°C (Note -40°C to +125° +25°C (Note -40°C to +125° +25°C (Note -40°C to +125° +25°C (Note -40°C to +125° +25°C (Note -40°C to +125° +25°C (Note -40°C to +125°C A © 2007 Microchip Technology Inc. ...

Page 7

... For additional information, refer to Figure 2-35. 5: This parameter is established by characterization and is not 100% tested. 6: Custom ordered voltage trip point; minimum order volume requirement. Information available upon request. © 2007 Microchip Technology Inc. = -40°C to +125°C. A Sym Min Typ Max Units V — ...

Page 8

... (Note Note 2 ms Note 2 ms Standard Time Out ms Note 2 µs For RST 10 (Note 1) L µs For RST 10 (Note 1) L µs For RST 90 (Note 1) L µs For RST 90 (Note 1) L © 2007 Microchip Technology Inc. ...

Page 9

... Electrical Specifications: Unless otherwise indicated, all limits are specified for V (only MCP1320, MCP1321, and MCP1322), T Parameters WDI Pulse Width Watchdog Time Out Period Note 1: Custom ordered WatchDog Timer time out; minimum order volume requirement. © 2007 Microchip Technology Inc RST t MRD = -40° ...

Page 10

... Thermal Resistance, 5L-SOT23 DS21985B-page 10 Min Typ Max Units T -40 — + -40 — +125 A T — — +150 J T -65 — +150 A θ — 255.9 — °C 5.5V 100 kΩ Conditions °C MCP13XX-25 (or below) °C Except MCP13XX-25 (or below) °C °C © 2007 Microchip Technology Inc. ...

Page 11

... Temperature (°C) FIGURE 2-3: I vs. Temperature (Reset DD Power-up Timer Inactive and Watchdog Timer Inactive) (MCP1316-2.0). © 2007 Microchip Technology Inc 5.5V 100 150 -100 FIGURE 2-4: Power-up Timer Active) (MCP1318M-4.6 -100 ...

Page 12

... Watchdog Timer FIGURE 2-8: I vs. Temperature DD (Watchdog Timer Active) (MCP1319-2.9). 2.2V 2.5V 4.0V 4.5V 5. -100 - Temperature (°C) FIGURE 2-9: I vs. Temperature DD (Watchdog Timer Active) (MCP1316-2.0). DS21985B-page 5.5V 100 150 5.5V 100 150 = 100 kΩ (only MCP1316; PU © 2007 Microchip Technology Inc. ...

Page 13

... V (V) DD FIGURE 2-12: I vs. V (Reset Power Timer Inactive and Watchdog Timer Inactive) (MCP1316-2.0). © 2007 Microchip Technology Inc 5.5V 130°C 5 90°C 4 25°C 3 -45° 5.0 6.0 4.6 4.8 FIGURE 2-13: up Timer Active or Watchdog Timer Active) (MCP1318M-4.6). 130° ...

Page 14

... FIGURE 2-21: (MCP1316-2.0). = 100 kΩ (only MCP1316 4.3V 4.5V 4.8V 5V 5.5V 2.00 4.00 6.00 8.00 10.00 I (mA vs 2.5V 2.7V 3.2V 4V 4.5V 5V 5.5V 2.00 4.00 6.00 8.00 10.00 I (mA vs 1.8V 0.05 0.10 0.15 0.20 0.25 I (mA vs © 2007 Microchip Technology Inc. ...

Page 15

... FIGURE 2-23: V vs. Temperature OL (MCP1319-2 2.7V). DD 0.016 0.014 0.012 0.01 0.008 0.006 0.004 0.002 0 - Temperature (°C) FIGURE 2-24: V vs. Temperature OL (MCP1316-2 1.8V). DD © 2007 Microchip Technology Inc 5.5V 4.5 0 3.5 0. 2.5 0 1 0.00 100 150 FIGURE 2-25: (MCP1318M-4.6 @ 25C 0 ...

Page 16

... FIGURE 2-33: (MCP1316-2.0). = 100 kΩ (only MCP1316 5 100 150 Temperature (°C) t vs. Temperature RPU 3 4 5 100 150 Temperature (°C) t vs. Temperature RPU 2 4 5.5 V 2 100 150 Temperature (°C) t vs. Temperature RPU © 2007 Microchip Technology Inc. ...

Page 17

... Temperature (°C) FIGURE 2-35: Open-Drain Leakage Current vs. Temperature (MCP1320-2.0). MCP1318M does not have a MR pin FIGURE 2-36: MR Low to Reset Propagation Delay (MCP1318M-4.6). © 2007 Microchip Technology Inc 5.5V 350 300 250 200 150 100 -100 Min - V TRIP DD FIGURE 2-37: Propagation Delay (MCP1319-2 ...

Page 18

... FIGURE 2-44: Period vs. Temperature (MCP1316-2.0). = 100 kΩ (only MCP1316; PU MCP1318M-4.6 - 100 150 Temperature (°C) Normalized Reset Time Out MCP1319-2.9 - 100 150 Temperature (°C) Normalized Reset Time Out MCP1316-2.0 - 100 150 Temperature (°C) Normalized Reset Time Out © 2007 Microchip Technology Inc. ...

Page 19

... MCP1316-2.0 1. 0.95 0.9 -100 - Temperature (°C) FIGURE 2-47: Normalized Watchdog Time Out Period vs. Temperature (MCP1316-2.0). © 2007 Microchip Technology Inc 5.5V VRST=2.0V 600 500 400 300 200 100 0 0.001 100 150 Reset Threshold Overdrive (V) V FIGURE 2-48: vs. Reset Threshold Overdrive. ...

Page 20

... If the WDI pin does not detect an edge transition within the minimum selected time out period. 4. During power-up. V Falling < TRIP > TRIP V Rising < TRIP > TRIP — P The ground reference for the device. Function > V TRIP > TRIP HYS HYS HYS HYS HYS HYS © 2007 Microchip Technology Inc. ...

Page 21

... MCP1319, MR MCP1319M, MCP1322 5 All V DD Note 1: Open-Drain output with internal pull-up resistor. © 2007 Microchip Technology Inc. Buffer/ Pin Driver Type Type I ST Manual Reset input for a Reset switch. This input allows a push button switch to be directly con- nected to the MCP131X/2X MR pin, which can then be used to force a system Reset ...

Page 22

... The standard offering devices have a typical Watchdog Timer period ( able Watchdog Timer periods. ). Once the TRIP + TRIP Once the TRIP + TRIP Once the TRIP + TRIP Once the TRIP + TRIP ). If the MCP131X/2X is not “petted” 1.6 s. Table 1-3 shows the avail- WD © 2007 Microchip Technology Inc. ...

Page 23

... MCP131X/2X devices (on the MR pin). This allows the system to easily be reset from the external control of the push button switch. A superset block diagram is shown in device specific block diagrams shown in through Figure 4-12. © 2007 Microchip Technology Inc 0.1 MCP13XX µF causes the ...

Page 24

... Comparator + RST – Reference Voltage V SS WDI Watchdog FIGURE 4-6: MCP1318 Block Diagram. Comparator + RST – Reference Voltage V SS WDI Watchdog FIGURE 4-7: MCP1318M Block Diagram. RST RST Output RST Driver RST Output RST Driver V SS © 2007 Microchip Technology Inc. ...

Page 25

... FIGURE 4-9: MCP1319M Block Diagram Comparator + – Output Reference Driver Voltage MR Noise Filter WDI Watchdog FIGURE 4-10: MCP1320 Block Diagram. © 2007 Microchip Technology Inc. MCP131X/2X Comparator + RST – RST Reference Voltage V SS WDI Watchdog FIGURE 4-11: MCP1321 Block Diagram. Comparator + RST – ...

Page 26

... V TRIP HYS TRIP H — (2) H — — ( ( (1) H — has elapsed. RST Pin when: Ouput Driver > TRIP V HYS — Push-pull (2) — Open-drain L Push-pull L Push-pull (2) L Open-drain L Push-pull (2) L Open-drain (1) — Open-drain (1) L Open-drain (1) L Open-drain © 2007 Microchip Technology Inc. ...

Page 27

... DD V TRIPMAX V TRIPMIN 1V RST t RPD FIGURE 4-14: Operation as determined by the V RST © 2007 Microchip Technology Inc. 4.1.2 POWER-DOWN/BROWN-OUTS As the device powers-down/brown-outs, the voltage (V ) falls from a voltage above the devices trip point The devices “actual” trip point voltage (V TRIP HYS will be between the minimum trip point (V ...

Page 28

... Typical responses for different DD V values and temperatures are shown in Figures 2- DD 33, 2-32 and 2-31. HYS t RST Reset Delay Timer Inactive See Figures 2-12, 2-10 and 2-11 See Figures 2-15, 2-14 and 2-13 Reset Power-up Timer ) RPU ) RST © 2007 Microchip Technology Inc. ...

Page 29

... Time (µs) FIGURE 4-16: Example of Typical Transient Duration Waveform. © 2007 Microchip Technology Inc. 4.4 Manual Reset Input The Manual Reset input pin (MR) allows the Reset pins (RST/RST manually forced to their active states. The MR pin has circuitry to filter noise pulses that may be present on the pin ...

Page 30

... MCP131X/2X always forces a reset ) time outs. For WDT time outs, please contact your WDT +5V 10 kΩ MCP13XX +5V V MCLR RST CC ® PIC 0.1 µF MCU I/O WDI GND Watchdog Timer. © 2007 Microchip Technology Inc. ...

Page 31

... Pwr MCP131X/2X Sply – FIGURE 5-3: Power Good Monitor. © 2007 Microchip Technology Inc. 5.3 Using in PIC ICSP™ Applications Note: This operation can only be done using the device with the Open-Drain RST pin (MCP1320, MCP1321, and MCP1322). Devices that have the internal pull-up resistor are not recommended due to the ...

Page 32

... This “wake-up” occurs after the PIC MCU detects a MCLR reset during Sleep mode (for mid- range family; POR = ‘1’, BOR = ‘1’ ‘1’, and PD = ‘1’). must be shows a low-voltage gate drive V TRIP 270Ω RST MTP3055EL V SS MOSFET Low-Drive © 2007 Microchip Technology Inc. ...

Page 33

... MCLR RST GND GND FIGURE 5-7: Interfacing the MCP131X/ 2X Push-Pull outputs to a Bidirectional Reset I/O. © 2007 Microchip Technology Inc. MCP131X/2X 5.8 RESET Signal Integrity During Power-Down The MCP131X/2X Reset output is valid to V Below this 1.0V, the output becomes an "open circuit" ...

Page 34

... MCP1318T-46LE/OT 1.6 MCP1318MT-29LE/OT 1.6 MCP1318MT-46LE/OT — MCP1319T-29LE/OT — MCP1319T-46LE/OT — MCP1319MT-29LE/OT — MCP1319MT-46LE/OT 1.6 MCP1320T-29LE/OT 1.6 MCP1320T-46LE/OT 1.6 MCP1321T-29LE/OT 1.6 MCP1321T-46LE/OT — MCP1322T-29LE/OT — MCP1322T-46LE/OT WDT Comment 6.3 Note 1 102.0 Note 1 1600.0 Delay timings for standard device offerings 25600.0 Note 1 6.3 Note 1 102 ...

Page 35

... There is also a power supply filtering capacitor. For evaluating the MCP131X/2X devices, the selected device should be installed into the Option A footprint. FIGURE 1: SOT-23-5/6 Voltage Supervisor Evaluation Board (VSUPEV2). This board may be purchased directly from the Microchip web site at www.microchip.com. © 2007 Microchip Technology Inc. MCP131X/2X DS21985B-page 35 ...

Page 36

... DS21985B-page 36 Example: Part Number SOT-23 MCP1316T-29LE/OT QANN MCP1316MT-29LE/OT QBNN MCP1317T-29LE/OT QCNN MCP1318T-29LE/OT QDNN MCP1318MT-29LE/OT QENN MCP1319T-29LE/OT QFNN MCP1319MT-29LE/OT QGNN MCP1320T-29LE/OT QHNN MCP1321T-29LE/OT QJNN MCP1322T-29LE/OT QKNN MCP1316T-46LE/OT QLNN MCP1316MT-46LE/OT QMNN MCP1317T-46LE/OT QPNN MCP1318T-46LE/OT QQNN MCP1318MT-46LE/OT QRNN MCP1319T-46LE/OT QSNN MCP1319MT-46LE/OT QTNN MCP1320T-46LE/OT QUNN ...

Page 37

... © 2007 Microchip Technology Inc MCP131X/2X φ DS21985B-page 37 ...

Page 38

... SOT-23 DEVICE TAPE AND REEL SPECIFICATIONS Device Marking Pin 1 Standard Reel Component Orientation DS21985B-page Carrier Cavity Dimensions Dimensions 3.2 3.2 1.4 User Direction of Feed P, Pitch Reverse Reel Component Orientation W Output Reel Quantity Diameter in Units mm 3000 180 Pin 1 W, Width of Carrier Tape © 2007 Microchip Technology Inc. ...

Page 39

... Clarified that devices with a Voltage Trip Point ° ≤ 2.4V are tested from - with a Voltage Trip Point ≥ 2.5V are tested from ° ° - +125 C. Revision A (November 2005) • Original Release of this Document. © 2007 Microchip Technology Inc. ° C. Devices MCP131X/2X DS21985B-page 39 ...

Page 40

... MCP131X/2X NOTES: DS21985B-page 40 © 2007 Microchip Technology Inc. ...

Page 41

... MCP1318T-29LE/OT: b) MCP1318MT-29LE/OT: c) MCP1318T-46LE/OT: d) MCP1318MT-46LE/OT: a) MCP1319T-29LE/OT: b) MCP1318MT-29LE/OT: c) MCP1319T-46LE/OT: d) MCP1318MT-46LE/OT: a) MCP1320T-29LE/OT: b) MCP1320T-46LE/OT: a) MCP1321T-29LE/OT: b) MCP1321T-46LE/OT: a) MCP1322T-29LE/OT: b) MCP1322T-46LE/OT: MCP131X/2X . 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 5-Lead SOT-23-5 ...

Page 42

... MCP131X/2X NOTES: DS21985B-page 42 © 2007 Microchip Technology Inc. ...

Page 43

... PowerInfo, PowerMate, PowerTool, REAL ICE, rfLAB, Select Mode, Smart Serial, SmartTel, Total Endurance, UNI/O, WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...

Page 44

... Fax: 886-3-572-6459 Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 © 2007 Microchip Technology Inc. EUROPE Austria - Wels Tel: 43-7242-2244-39 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris Tel: 33-1-69-53-63-20 ...

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