MCP3221A5T-I/OT Microchip Technology, MCP3221A5T-I/OT Datasheet
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MCP3221A5T-I/OT
Specifications of MCP3221A5T-I/OT
MCP3221A5T-I/OTTR
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MCP3221A5T-I/OT Summary of contents
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... © 2006 Microchip Technology Inc. Description The Microchip Technology Inc. MCP3221 is a successive approximation A/D converter with 12-bit resolution. Available in the SOT-23-5 package, this device provides one single-ended input with very low power consumption. Based on an advanced CMOS technology, the MCP3221 provides a low maximum conversion current and standby current of 250 µ ...
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... 0. kHz 0. kHz IN 2.7V ≤ V ≤ 5. µ mA 1.53 kΩ 400 kHz only SCL µ 0.1 V and 0 µ 0.1 V and OUT SS 0 25° MHz; AMB (Note 2) pF SDA drive low, 0.4V © 2006 Microchip Technology Inc. ...
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... Electrical Characteristics: Unless otherwise noted, all parameters apply at V Parameters Temperature Ranges Industrial Temperature Range Extended Temperature Range Operating Temperature Range Storage Temperature Range Thermal Package Resistances Thermal Resistance, 5L-SOT23 © 2006 Microchip Technology Inc. = 400 kHz (Note 3). SCL Sym Min Typ Max V 2.7 — ...
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... HIGH HYS T T HD:DAT SU:DAT -40°C to +85°C. AMB Conditions kHz From (Note From (Note Note 2 ns SDA and SCL pins (Note 1) kHz From (Note From (Note Note 2 ns SDA and SCL pins (Note SU:STO T BUF © 2006 Microchip Technology Inc. ...
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... SCL 2 1.5 1 0.5 0 -0 1024 2048 3072 Digital Code FIGURE 2-3: INL vs. Code (Representative Part). © 2006 Microchip Technology Inc 5V 0V Fast Mode Timing (SCL = 400 kHz), Continuous Conversion SS 1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0 300 ...
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... Positive INL Negative INL - 100 125 Temperature (°C) INL vs. Temperature Positive DNL Negative DNL 100 200 300 400 Bus Rate (kHz) DNL vs. Clock Rate Positive DNL Negative DNL 3 3.5 4 4.5 5 5 DNL vs C™ Fast DD = 400 kHz). © 2006 Microchip Technology Inc. ...
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... SCL (f = 400 kHz) -0.6 SCL -0.7 -0.8 -0.9 -1 2.5 3 3.5 4 4.5 V (V) DD FIGURE 2-15: Gain Error vs. V © 2006 Microchip Technology Inc 5V 0V Fast Mode Timing (SCL = 400 kHz), Continuous Conversion SS 1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 -0 4096 FIGURE 2-16: ...
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... FIGURE 2-22: Temperature. 100 FIGURE 2-23 -40 FIGURE 2-24: Level 2. 100 125 Temperature (°C) Offset Error vs 2. Input Frequency (kHz) SINAD vs. Input Frequency 2.7V DD -30 -20 -10 0 Input Signal Level (dB) SINAD vs. Input Signal © 2006 Microchip Technology Inc. ...
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... SFDR vs. Input Frequency. 10 -10 -30 -50 -70 -90 -110 -130 0 2000 4000 6000 Frequency (Hz) FIGURE 2-27: Spectrum Using I Mode (Representative Part, 1 kHz Input Frequency). © 2006 Microchip Technology Inc 5V 0V Fast Mode Timing (SCL = 400 kHz), Continuous Conversion SS 12 11.5 11 10 FIGURE 2-28: ...
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... Rate. 100 100 125 -50 FIGURE 2-35: Temperature 5.5 2.5 . FIGURE 2-36 2.7V DD 100 200 300 400 Clock Rate (kHz) I (Active Bus) vs. Clock DDA 2. 100 125 Temperature (°C) I (Active Bus) vs. DDA 3 3.5 4 4.5 5 5 (Standby) vs DDS DD © 2006 Microchip Technology Inc. ...
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... Temperature (°C) FIGURE 2-38: Analog Input Leakage vs. Temperature. © 2006 Microchip Technology Inc 5V 0V Fast Mode Timing (SCL = 400 kHz), Continuous Conversion SS 2.1 Test Circuits 75 100 125 2.5V CM FIGURE 2-39: 100 125 MCP3221 ...
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... For normal data transfer, SDA is allowed to change only during SCL low. Changes during SCL high are reserved for indicating the START and STOP conditions. Refer to Section 6.1 “Driving the Analog Input”, “Driving the Analog Input”. © 2006 Microchip Technology Inc Bus ...
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... FIGURE 4-1: Transfer Function. © 2006 Microchip Technology Inc. 4.2 Conversion Time (t The conversion time is the time required to obtain the digital result once the analog input is disconnected from the holding capacitor. With the MCP3221, the specified conversion time is typically 8.96 µ ...
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... SCL and SDA lines are quiet Standard Mode Timing specification where the frequency of SCL is 100 kHz Fast Mode Timing specification where the frequency of SCL is 400 kHz. © 2006 Microchip Technology Inc ...
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... CONDITION ACKNOWLEDGE FIGURE 5-1: Data Transfer Sequence on the Serial Bus. © 2006 Microchip Technology Inc. Each data transfer is initiated with a START condition and terminated with a STOP condition. The number of data bytes transferred between the START and STOP conditions is determined by the master device and is unlimited ...
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... Start Bit FIGURE 5-3: Address Byte. R SCL 1 SDA D8 FIGURE 5-4: Continuous Conversions ACQ CONV initiated here Address Byte R/W Device bits Address bits Initiating the Conversion ACQ CONV initiated here Lower Data Byte ( Initiating the Conversion, © 2006 Microchip Technology Inc. ...
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... Device bits Address bits FIGURE 5-6: Continuous Conversion. © 2006 Microchip Technology Inc. 5.3.2 READING THE CONVERSION DATA Once the MCP3221 acknowledges the address byte, the device will transmit four ‘0’ bits followed by the upper four data bits of the conversion. The master device will then acknowledge this byte with an ACK = Low ...
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... PIC16F876 Microcontroller Analog MCP3221 12-bit ADC Input Signal 2 C FIGURE 6-3: Bus. ) adds to the inter impedance, directly affecting S SAMPLE Sampling Switch kΩ SAMPLE = DAC capacitance = SDA SCL 24LC01 EEPROM TC74 Temperature Sensor 2 Multiple Devices on I C™ © 2006 Microchip Technology Inc. ). ...
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... A bypass capacitor value of 0.1 µF is recommended. © 2006 Microchip Technology Inc. Digital and analog traces should be separated as much as possible on the board, with no traces running underneath the device or the bypass capacitor. Extra ...
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... MCP3221 7.0 PACKAGING INFORMATION 7.1 Package Marking Information 5-Pin SOT-23A (EIAJ SC-74) Device MCP3221A0T-I/OT MCP3221A1T-I/OT MCP3221A2T-I/OT MCP3221A3T-I/OT MCP3221A4T-I/OT MCP3221A5T-I/OT MCP3221A6T-I/OT MCP3221A7T-I/OT MCP3221A0T-E/OT MCP3221A1T-E/OT MCP3221A2T-E/OT MCP3221A3T-E/OT MCP3221A4T-E/OT MCP3221A5T-E/OT MCP3221A6T-E/OT MCP3221A7T-E/OT * Default option. Contact Microchip Factory for other address options. Legend: 1 Part Number code + temperature range ...
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... Lead Width Mold Draft Angle Top Mold Draft Angle Bottom * Controlling Parameter Notes: Dimensions D and E1 do not include mold flash or protrusions. Mold flash or protrusions shall not exceed .005" (0.127mm) per side. EIAJ Equivalent: SC-74A Drawing No. C04-091 © 2006 Microchip Technology Inc φ A1 ...
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... MCP3221 NOTES: DS21732C-page 22 © 2006 Microchip Technology Inc. ...
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... Revision C (July 2006) • Section 5.2 Device Address: Changed 4-bit device code to “1001”. Changed three address bits to “101”. Revision B (May 2003) • Numerous changes throughout document. Revision A (November 2005) • Original Release of this Document. © 2006 Microchip Technology Inc. MCP3221 DS21732C-page 23 ...
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... MCP3221 NOTES: DS21732C-page 24 © 2006 Microchip Technology Inc. ...
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... Tape and Reel MCP3221A2T-I/OT: Industrial, A2 Address, Tape and Reel MCP3221A3T-I/OT: Industrial, A3 Address, Tape and Reel MCP3221A4T-I/OT: Industrial, A4 Address, Tape and Reel MCP3221A5T-I/OT: Industrial, A5 Address, Tape and Reel MCP3221A6T-I/OT: Industrial, A6 Address, Tape and Reel MCP3221A7T-I/OT: Industrial, A7 Address, Tape and Reel MCP3221A0T-E/OT: Extended, A0 Address, ...
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... MCP3221 NOTES: DS21732C-page 26 © 2006 Microchip Technology Inc. ...
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... 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 © 2006 Microchip Technology Inc. EUROPE Austria - Wels Tel: 43-7242-2244-3910 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris Tel: 33-1-69-53-63-20 ...