TC9401CPD Microchip Technology, TC9401CPD Datasheet
TC9401CPD
Specifications of TC9401CPD
158-1141
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TC9401CPD Summary of contents
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... Analog Data Transmission and Recording • Phase Locked Loops • Frequency Meters/Tachometer • Motor Control • FM Demodulation © 2007 Microchip Technology Inc. TC9400/9401/9402 General Description: The TC9400/9401/9402 are low-cost Voltage-to-Fre- quency (V/F) converters, utilizing low-power CMOS technology. The converters accept a variable analog input signal and generate an output pulse train, whose frequency is linearly proportional to the input voltage ...
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... TC9400/9401/9402 Functional Block Diagram Integrator Integrator Capacitor Op Amp R IN Input Voltage I IN Reference Capacitor I REF Reference Voltage DS21483D-page 2 Threshold One Detector Shot ÷ 2 TC9400 © 2007 Microchip Technology Inc. Pulse Output Pulse/2 Output ...
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... R L 10: Full temperature range -0.1V. IN © 2007 Microchip Technology Inc. TC9400/9401/9402 † Stresses above those listed under “Absolute Maximum Ratings” 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 ...
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... Current Required from Negative Supply during Operation V Operating Range of Positive Supply V Operating Range of Negative Supply V Range of Voltage Reference Input % Deviation from ideal Full Scale Transfer Function as a Percentage Full Scale Voltage Hz Frequency Range for Specified Non-Linearity © 2007 Microchip Technology Inc. ...
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... Threshold Detect = 5V, Amp Out = 0V, full temperature range 100 kHz; not tested µs minimum positive pulse width and 0.5 µs minimum negative pulse width ns ≥ 2 kΩ, tested @ 10 kΩ 10: Full temperature range -0.1V. IN © 2007 Microchip Technology Inc. TC9400/9401/9402 = +5V -5V 0V GND Min Typ Max Min Typ Max 0.4 — ...
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... For linearity of 0.01%, a reference impedance of 200Ω or less is recommended. A 0.1 µF bypass capacitor should be connected from V ground. through a 100 kΩ resistor. SS Out) REF is supplied through this REF removed REF REF . Break-before-make switch- REF ) REF to REF © 2007 Microchip Technology Inc. ...
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... For high performance applications, use high stability components for R resistors and glass capacitors). Also, separate output ground (Pin 9) from input ground (Pin 6). FIGURE 2-1: Output Waveforms. © 2007 Microchip Technology Inc. TC9400/9401/9402 2.9 Threshold Detector Input In the V/F mode, this input is connected to the AMPLI- FIER OUT output (Pin 12) and triggers a 3 µ ...
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... Delay Threshold Detector Self- Start OUT 20 kΩ – Op Amp + BIAS SS REF BIAS 100 kΩ Reference Voltage (Typically -5V) -5V is already REF + kΩ OUT + kΩ OUT 10 ÷ Output Common TC9400 TC9401 TC9402 GND 6 © 2007 Microchip Technology Inc. ...
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... PULSE FREQ OUT, so FREQ/2 OUT is a symmetrical square wave at one-half the pulse output frequency. Timing measure- ments can, therefore, be made between successive PULSE FREQ OUT pulses, or while FREQ/2 OUT is high (or low). © 2007 Microchip Technology Inc. TC9400/9401/9402 DS21483D-page 9 ...
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... Full scale adjustment is accomplished by trimming the input current. REF Figure 4 1MW +10V +25° kHz 100 kHz - (V) REF Recommended C vs. REF , Recommended procedure for a 10 kHz , REF REF Figure 4-2. This © 2007 Microchip Technology Inc ...
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... FIGURE 4-2: Voltage-to-Frequency. © 2007 Microchip Technology Inc. TC9400/9401/9402 The circuit of CMOS logic operating at 12V to 15V. TTL or 5V CMOS logic can be accommodated by connecting the output pull-up resistors to the +5V supply. An optoisolator can also be used if an isolated output is required; also, see Figure 4-3 ...
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... MΩ FIGURE 4-3: Fixed Voltage – Single Supply Operation. DS21483D-page 15V (Fixed 0.01 TC9400 µ REF 11 0.01 µ 180 100 kΩ R ----------------------------------------- - OUT kΩ – kΩ ------------------------- - + kΩ kΩ OUT 10 kΩ OUT – REF ( ) V+ V – 2 -------------------------------------- - ( ) 0. © 2007 Microchip Technology Inc. ...
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... This charge, in turn, flows through the feedback resistor, generating voltage pulses at the output of the op amp. A capacitor (C ) across R INT INT pulses into a DC voltage, which is linearly proportional to the input frequency. © 2007 Microchip Technology Inc. TC9400/9401/9402 REF REF averages these DS21483D-page 13 ...
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... TC9400 33 kΩ Frequency 11 DET Input +5V 0V GND - )/2 ±400 mV. Pin 11’s input about 2.5V below DD 6-1(a). Figure 6-1(b) can be used in +8V to +15V kΩ TC9400 0.01 µF 11 DET IN914 1.0 MΩ V 0.1 µF 10 kΩ (b) Single Supply © 2007 Microchip Technology Inc. ...
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... OUT that F will go high 3 µs after F goes high; F OUT IN will be square wave with a frequency of one-half F 0.5 ms Min Input F OUT F OUT FIGURE 6-3: F/V Digital Outputs. © 2007 Microchip Technology Inc. TC9400/9401/9402 V+ = 10V to 15V GND .01 µF TC9400 10 kΩ V REF 2 Zero Adjust V+ 1.0 kΩ ...
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... F 8 OUT *Optional If Buffer is Needed V REF OUT 5 C REF INT C INT 1 MΩ 1000 pF + Out 12 V OUT .001 µF 1 MΩ 200Ω 12 .01 µF 1MΩ 0.1 µ OUT 2 7 – 6 TL071 MΩ Ripple Filter. © 2007 Microchip Technology Inc. ...
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... IN Detector TC9400 FIGURE 7-1: Power-On Operation/Reset. © 2007 Microchip Technology Inc. TC9400/9401/9402 In some cases, however, the TC9400 output must be zero at power-on without a frequency input. In such cases, a capacitor connected from Pin usually be sufficient to pulse the TC9400 and provide a Power-on Reset (see ...
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... DS21483D-page 18 Example: (Front View) TC9400EJD 0731256 Example: (Back View) Y2026 Example: (Front View) TC9400 ^^ CPD e 3 0731256 Example: (Back View) Y2026 Example: (Front View) TC9400 ^^ e EOD 3 0731256 Example: (Back View) Y2026 ) e 3 © 2007 Microchip Technology Inc. ...
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... Overall Row Spacing Notes: 1. Pin 1 visual index feature may vary, but must be located within the hatched area. 2. § Significant Characteristic. 3. Dimensioning and tolerancing per ASME Y14.5M. BSC: Basic Dimension. Theoretically exact value shown without tolerances. © 2007 Microchip Technology Inc. TC9400/9401/9402 ...
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... E1 .240 D .735 L .115 c .008 b1 .045 b .014 eB – NOM MAX 14 – .210 .130 .195 – – .310 .325 .250 .280 .750 .775 .130 .150 .010 .015 .060 .070 .018 .022 – .430 Microchip Technology Drawing C04-005B © 2007 Microchip Technology Inc. ...
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... Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not exceed 0.15 mm per side. 4. Dimensioning and tolerancing per ASME Y14.5M. BSC: Basic Dimension. Theoretically exact value shown without tolerances. REF: Reference Dimension, usually without tolerance, for information purposes only. © 2007 Microchip Technology Inc. TC9400/9401/9402 D E ...
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... TC9400/9401/9402 NOTES: DS21483D-page 22 © 2007 Microchip Technology Inc. ...
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... The following is the list of modifications: 1. Corrected Figure 6-1. 2. Added History section. 3. Updated package marking information and package outline drawings 4. Added Product identification System section. Revision C (May 2006) Revision B (May 2002) Revision A (April 2002) • Original Release of this Document. © 2007 Microchip Technology Inc. TC9400/9401/9402 DS21483D-page 23 ...
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... TC9400/9401/9402 NOTES: DS21483D-page 24 © 2007 Microchip Technology Inc. ...
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... SOIC package, Tape and Reel c) TC9400CPD: 0°C to +70°C, 14LD PDIP package. d) TC9400EJD: -40°C to +85°C, 14LD PDIP package. a) TC9401CPD: 0°C to +70°C, 14LD PDIP package. b) TC9401EJD: -40°C to +85°C, 14LD CERDIP package. a) TC9402CPD: 0°C to +70°C, 14LD PDIP package. ...
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... TC9400/9401/9402 NOTES: DS21483D-page 26 © 2007 Microchip Technology Inc. ...
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... 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. ...
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... 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 ...