TC1270ARVRCTR Microchip Technology, TC1270ARVRCTR Datasheet
TC1270ARVRCTR
Specifications of TC1270ARVRCTR
Available stocks
Related parts for TC1270ARVRCTR
TC1270ARVRCTR Summary of contents
Page 1
... The SOT-143 package is compatible with the TC1270, TC1271, TCM811, and TCM812 devices. 3: Custom Reset trip points and Reset delays available, contact your local Microchip sales office. 4: The TC1270/1 and TCM811/12 1.75V trip point option is not supported. 2010 Microchip Technology Inc. Package Types SOT-143 V 1 ...
Page 2
... TC1270A/70AN/71A NOTES: DS22035C-page 2 2010 Microchip Technology Inc. ...
Page 3
... Current into the RST pin should be limited recommended that the device operational temperature be maintained between 0°C to +70°C (+25°C preferred). For additional information, refer to Figure 2010 Microchip Technology Inc. TC1270A/70AN/71A † Notice: Stresses above those listed under “Absolute Maximum Ratings” may cause permanent damage to a device. The absolute maximum values are merely stress ratings – ...
Page 4
... L/M only 3.2 mA SINK DD TRIP(MIN) L/M only 3.2 mA SINK DD TRIP(MAX) L/M only µA, V > 1.0V SINK DD R/S/T only 500 µ SOURCE DD TRIP(MAX) L/M only 800 µ SOURCE DD TRIP(MAX) 500 µA, V SOURCE DD TRIP(MIN PIN DD Open-Drain configuration only. 2010 Microchip Technology Inc. ...
Page 5
... Input or Output pin rx Receive bitclk RX/TX BITCLK drt Device Reset Timer Uppercase letters and their meanings Fall H High I Invalid (High-impedance) L Low FIGURE 1-1: Test Load Conditions. 2010 Microchip Technology Inc. TC1270A/70AN/71A 2. TppS T Time osc Oscillator tx Transmit RST Reset P Period R Rise V Valid Z High-impedance ...
Page 6
... RST 17 140 280 560 t 10 — — — 0.1 — MRNI t — 0.2 — RST RD < 1V 3.3V for T/S versions, DD Units Test Conditions µ TRIP(MAX) V –125 mV TRIP(MIN TRIP(MAX TRIP(MAX TRIP(MAX) µs µs µs 2010 Microchip Technology Inc. ...
Page 7
... TEMPERATURE CHARACTERISTICS Electrical Specifications: Unless otherwise indicated, V Parameters Temperature Ranges Specified Temperature Range Operating Temperature Range Storage Temperature Range Thermal Package Resistances Thermal Resistance, 5L-SOT-23 Thermal Resistance, 4L-SOT-143 2010 Microchip Technology Inc. TC1270A/70AN/71A = +1.0V to +5.5V Sym Min Typ Max Units T -40 — ...
Page 8
... TC1270A/70AN/71A NOTES: DS22035C-page 8 2010 Microchip Technology Inc. ...
Page 9
... Temperature (°C) FIGURE 2-3: I vs. Temperature (Reset DD Power-up Timer Inactive) (TC1270AR, TC1270ANR, TC1271AR - 2.55V min. / 2.63V typ. / 2.70V max.). 2010 Microchip Technology Inc. TC1270A/70AN/71A = 1V to 5.5V 6.5 6 5.5 1.0V 5 4.5 FIGURE 2-4: Power-up Timer Active) (TC1270AL, TC1270ANL, TC1271AL - 4 ...
Page 10
... A +125°C +25°C -40°C 4.7 4.9 5.1 5.3 5 vs. V (Reset DD DD +125°C +25°C -40°C 3.5 4 4.5 5 5 vs. V (Reset DD DD +125°C +25°C -40°C 3 3.5 4 4.5 5 5 vs. V (Reset DD DD 2010 Microchip Technology Inc. ...
Page 11
... DD 2.615 2.61 -40 25 125 Temperature (°C) FIGURE 2-15: V and V TRIP HYST Temperature (TC1270AR, TC1270ANR, TC1271AR - 2.55V min. / 2.63V typ. / 2.70V max.). 2010 Microchip Technology Inc. TC1270A/70AN/71A = 1V to 5.5V 0.4 0.12 0.38 0.1 0.36 0.34 0.08 0.32 0.06 0.3 0.28 0.04 ...
Page 12
... FIGURE 2-24: (TC1270AR, TC1270ANR, TC1271AR - 2.55V min. / 2.63V typ. / 2.70V max.) @ +25°C). = –40°C to +125°C. A 5.5V 5.0V 4.8V 4.75V 1.00 2.00 3.00 4.00 5.00 I (mA vs 2.9V 2.7V 2. (mA vs 5.5V 5.0V 4.5V 4.0V 3.0V 2. (mA vs 2010 Microchip Technology Inc. ...
Page 13
... Temperature (°C) FIGURE 2-27: V Falling to Reset DD Propagation Delay (t ) vs. Temperature RPD (TC1270AR, TC1270ANR, TC1271AR - 2.55V min. / 2.63V typ. / 2.70V max.). 2010 Microchip Technology Inc. TC1270A/70AN/71A = 1V to 5.5V –40°C to +125° 320 315 310 305 300 295 290 285 280 ...
Page 14
... Temperature (°C) Reset Time Out Period (t ) RST 3.2V 3.15V 4.0V 4.5V 5.0V 5. 110 Temperature (°C) Reset Time Out Period (t ) RST 3.0V 4.5V 5.0V 2.8V 5.5V 4. 110 Temperature (°C) Reset Time Out Period (t ) RST 2010 Microchip Technology Inc. ...
Page 15
... Temperature (°C) FIGURE 2-39: MR Low to Reset Propagation Delay (t ) vs. Temperature MD (TC1270AR, TC1270ANR, TC1271AR - 2.55V min. / 2.63V typ. / 2.70V max.). 2010 Microchip Technology Inc. TC1270A/70AN/71A = 1V to 5.5V –40°C to +125° Above Line, Reset Occurs 4.8V 20 5.0V 10 ...
Page 16
... TC1270A/70AN/71A NOTES: DS22035C-page 16 2010 Microchip Technology Inc. ...
Page 17
... Note 1: The MR pin has an internal weak pull-up (18.5 k typical). 2010 Microchip Technology Inc. TC1270A/70AN/71A 3-1. Pin Sym Buffer Type / Driver 1 V — Power Ground SS — RST O Push- Reset output (Push Pull), active low ...
Page 18
... This pin has circuitry that filters noise that may be DD present on the MR signal. The MR pin is active-low and has an internal pull-up resistor. Standard Function The time TRIP ) is typically TRIP The time that TRIP ) DD ) depends on the Reset TRIP 2010 Microchip Technology Inc. ...
Page 19
... The TC1271A has an active-high RST output while the TC1270A and TC1270AN have an active-low RST output. The TC1270A and TC1271A have a push-pull output driver, while the TC1270AN has an open-drain output. 2010 Microchip Technology Inc. TC1270A/70AN/71A Figure 4-2 shows a typical circuit for a push-pull device and ...
Page 20
... TRIP(MAX) Table 4-1 LEVELS TO RST/RST Output State RST RST ( Driven Low ) times RST ) times RST is falling (for voltages starting will never cause the will always cause the is rising (for voltages starting will always cause the 2010 Microchip Technology Inc. ...
Page 21
... RST During device power-up, the input voltage is below the trip point voltage. The device must enter the valid oper- ating range for the device to start operation. 2010 Microchip Technology Inc. TC1270A/70AN/71A 4.2.1 HYSTERESIS There is also a minimal hysteresis (V point. This is so that small noise signals on the device ...
Page 22
... TRIP voltage. As the V voltage falls DD DD voltage (between TRIP ). Then, when V voltage TRIP(MIN) DD TRIP ). After the “exit” state TRIP(MAX) ) starts. RST Output Driver (1) V > TRIP — Push-Pull L Push-Pull ) times out. RST t RST t RD 2010 Microchip Technology Inc. ...
Page 23
... Reset signal Area below curve will not generate a Reset signal Transient Overdrive Voltage (mV) FIGURE 4-9: Example of Typical Transient Duration Waveform. 2010 Microchip Technology Inc. TC1270A/70AN/71A 4.4 Manual Reset with Glitch Filter Circuit in the The Manual Reset input pin (MR) allows the Reset pins (RST/RST manually forced to their active states ...
Page 24
... This is the maximum time that the Reset Delay Timer will “hold” the Reset pin active after V DD rises above V TRIP t RST Reset Delay Timer Inactive See Figures 2-9, 2-7 and 2-8 Figures 2-12, 2-11 and 2-10 2010 Microchip Technology Inc. ...
Page 25
... RST Pwr TC127XA Sply – FIGURE 5-3: Power Good Monitor. 2010 Microchip Technology Inc. TC1270A/70AN/71A 5.3 Using in PIC ICSP™ Applications Note: This operation can only be done using the device that has an Open-Drain RST pin (TC1270AN). Figure 5-4 shows the typical application circuit for using ...
Page 26
... TC1270AN Note 1: This resistance should be sized appro- priately for the selected trip point volt- age related to the V FIGURE 5-6: Protection. TRIP Figure 5-6 shows a low-voltage gate drive V TRIP (1) 270 RST MTP3055EL V SS operation. OL MOSFET Low-Drive 2010 Microchip Technology Inc. ...
Page 27
... RST RST FIGURE 5-8: SOT-23 5-pin to 3-pin Comparison. 2010 Microchip Technology Inc. TC1270A/70AN/71A 5.8 Reset Signal Integrity During Power-Down The TC1270A and TC1271A Reset output is valid down 1.0V. Below this voltage the output DD becomes an “open circuit” and does not sink current. ...
Page 28
... TC1270A/70AN/71A NOTES: DS22035C-page 28 2010 Microchip Technology Inc. ...
Page 29
... RST Order Number Replaces — TC1270LERC / TC1270ALVRCTR TCM811LERC TC1270MERC / TC1270AMVRCTR TCM811MERC — TC1270TERC / TC1270ATVRCTR TCM811TERC — TC1270ASVRCTR TC1270SERC / TCM811SERC — TC1270RERC / TC1270ARVRCTR TCM811RERC — — — — — — TC1271LERC / TC1271ALVRCTR TCM812LERC TC1271MERC / TC1271AMVRCTR TCM812MERC — TC1271TERC / TC1271ATVRCTR TCM812TERC — TC1271SERC / ...
Page 30
... TC1270A/70AN/71A NOTES: DS22035C-page 30 2010 Microchip Technology Inc. ...
Page 31
... Delay timings for standard device offerings Note 1: This delay timing option is not the standard offering. For information on ordering devices with these delay times, contact your local Microchip sales office. Minimum purchase volumes are required. 2010 Microchip Technology Inc. TC1270A/70AN/71A 3.0V 5.0% ...
Page 32
... TC1270A/70AN/71A NOTES: DS22035C-page 32 2010 Microchip Technology Inc. ...
Page 33
... Option A footprint. FIGURE 8-1: SOT-23-5/6 Voltage Supervisor Evaluation Board (VSUPEV2). 2010 Microchip Technology Inc. TC1270A/70AN/71A The SOIC-14 Evaluation Board (SOIC14EV) has a SOT-23-6 footprint that can be jumpered into any por- tion of the circuit. This will allow any footprint that the TC1270A requires in the SOT-23-5 package ...
Page 34
... TC1270A/70AN/71A NOTES: DS22035C-page 34 2010 Microchip Technology Inc. ...
Page 35
... TC1270ARVCTTR TC1270ANLVCTTR TC1270ANMVCTTR TC1270ANTVCTTR TC1270ANSVCTTR TC1270ANRVCTTR 4-Lead SOT-143 Part Number TC1270ALVRCTR XXNN TC1270AMVRCTR TC1270ATVRCTR TC1270ASVRCTR TC1270ARVRCTR TC1270ANLVRCTR TC1270ANMVRCTR TC1270ANTVRCTR TC1270ANSVRCTR TC1270ANRVRCTR Legend: XX...X Customer-specific information Y Year code (last digit of calendar year) YY Year code (last 2 digits of calendar year) WW Week code (week of January 1 is week ‘01’) ...
Page 36
... TC1270A/70AN/71A /HDG 3ODVWLF 6PDOO 2XWOLQH 7UDQVLVWRU &7 >627@ 1RWH 1RWHV DS22035C-page φ 2010 Microchip Technology Inc. ...
Page 37
... Plastic Small Outline Transistor (CT) [SOT-23] Note: For the most current package drawings, please see the Microchip Packaging Specification located at http://www.microchip.com/packaging 2010 Microchip Technology Inc. TC1270A/70AN/71A DS22035C-page 37 ...
Page 38
... TC1270A/70AN/71A /HDG 3ODVWLF 6PDOO 2XWOLQH 7UDQVLVWRU 5& >627@ 1RWH e 1RWHV DS22035C-page φ 2010 Microchip Technology Inc. ...
Page 39
... Microchip Technology Inc. TC1270A/70AN/71A DS22035C-page 39 ...
Page 40
... CARRIER TAPE/CAVITY DIMENSIONS Case Package Outline Type CT SOT- SOT-143 4L FIGURE 9-2: 5-LEAD SOT-23 DEVICE TAPE AND REEL SPECIFICATIONS DS22035C-page 40 Carrier Cavity Dimensions Dimensions 3.23 3.17 1. 3.1 2.69 1.3 Output Reel Quantity Diameter in Units mm 3000 180 3000 330 2010 Microchip Technology Inc. ...
Page 41
... SOT-143 DEVICE TAPE AND REEL SPECIFICATIONS Component Taping Orientation for 4-Pin SOT-143 Devices Carrier Tape, Number of Components Per Reel and Reel Size: Package Carrier Width (W) 4-Pin SOT-143 8 mm 2010 Microchip Technology Inc. TC1270A/70AN/71A Pitch (P) Part Per Full Reel 4 mm 3000 Reel Size 7 in ...
Page 42
... TC1270A/70AN/71A NOTES: DS22035C-page 42 2010 Microchip Technology Inc. ...
Page 43
... The following is the list of modifications: 1. Added new options: - Open-Drain output - New Reset Delay time outs. 2. Updated Package Outline Drawings 3. Updated Revision History 4. Added new options to Product Identification System Revision A (March 2007) • Original Release of this Document. 2010 Microchip Technology Inc. TC1270A/70AN/71A DS22035C-page 43 ...
Page 44
... TC1270A/70AN/71A NOTES: DS22035C-page 44 2010 Microchip Technology Inc. ...
Page 45
... RST 2.19 ms (typ) RST Temperature Range -40°C to +125°C Package Plastic Small Outline Transistor, SOT-23, 5-lead RC = Plastic Small Outline Transistor, SOT-143, 4-lead Tape/Reel Option Tape and Reel 2010 Microchip Technology Inc. TC1270A/70AN/71A Examples Package Tape/Reel Option TC1270ASVCTTR: 2.85V min. / 2.93V typ. / 3.00V max. ...
Page 46
... TC1270A/70AN/71A NOTES: DS22035C-page 46 2010 Microchip Technology Inc. ...
Page 47
... PICtail, REAL ICE, rfLAB, Select Mode, Total Endurance, TSHARC, UniWinDriver, 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 48
... Philippines - Manila Tel: 63-2-634-9065 Fax: 63-2-634-9069 Singapore Tel: 65-6334-8870 Fax: 65-6334-8850 Taiwan - Hsin Chu Tel: 886-3-6578-300 Fax: 886-3-6578-370 Taiwan - Kaohsiung Tel: 886-7-213-7830 Fax: 886-7-330-9305 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 2010 Microchip Technology Inc. 08/04/10 ...