MCP4023 Microchip Technology, MCP4023 Datasheet
MCP4023
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MCP4023 Summary of contents
Page 1
... Floating either terminal ( allows the device to be used in Rheostat mode. . © 2006 Microchip Technology Inc. MCP4021/2/3/4 Package Types MCP4021 SOIC, MSOP, DFN Potentiometer MCP4023 SOT-23-6 Potentiometer U/D 3 Block Diagram V DD Power-Up Brown-Out V SS ...
Page 2
... Serial Interface Inactive ( U Write cycle +25°C A kΩ -202 devices (Note 1) kΩ -502 devices (Note 1) kΩ -103 devices (Note 1) kΩ -503 devices (Note 1) Taps No Missing Codes Ω Note 6 = 4V). A © 2006 Microchip Technology Inc. ...
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... A ppm/° -40°C to +85°C A ppm/° -40°C to +125°C A ppm/°C MCP4021 and MCP4023 only, code = 1Fh LSb Code 3Fh (MCP4021/23 only) LSb Code 00h (MCP4021/23 only) Bits LSb MCP4021/23 only (Note 2) LSb MCP4021/23 only (Note 2) ...
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... LSb -503 5.5V devices LSb 2.7V (Note 7) (50 kΩ) LSb -202 5.5V devices LSb 2.7V (Note 7) (2.1 kΩ) LSb -502 5.5V devices LSb 2.7V (Note 7) (5 kΩ) LSb -103 5.5V devices LSb 2.7V (Note 7) (10 kΩ) LSb -503 5.5V devices LSb 2.7V (Note 7) (50 kΩ) = 4V). A © 2006 Microchip Technology Inc. ...
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... Value Range EEPROM Endurance E EEPROM Range Initial Factory Setting Power Requirements Power Supply Sensitivity (MCP4021 and MCP4023 only) Note 1: Resistance is defined as the resistance between terminal A to terminal B. 2: INL and DNL are measured MCP4021/23 only, test conditions are MCP4022/24 only, test conditions are: ...
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... CSHI t t LUC LCUF t S Conditions 2.1 kΩ 100 kΩ 100 kΩ 100 kΩ 100 pF L @25°C -40°C to +125°C © 2006 Microchip Technology Inc. ...
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... CS to U/D High Setup Time t LCUR U/D High Time t U/D Low Time t LO Up/Down Toggle Frequency f UD Wiper Settling Time t Wiper Response on Power- Internal EEPROM Write Time twc © 2006 Microchip Technology Inc. t CSLO 1 -40°C to +125°C. A Min Typ Max Units 5 — ...
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... CSHI t t HUC HCUF t S Conditions 2.1 kΩ 100 kΩ 100 kΩ 100 kΩ 100 pF L @25°C -40°C to +125°C © 2006 Microchip Technology Inc. ...
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... HV U Hold Time t HUC U/D Low Setup Time t HCUF U/D High Setup Time t HCUR Wiper Settling Time t Wiper Response on Power- Internal EEPROM Write Time twc © 2006 Microchip Technology Inc. t CSLO 1 -40°C to +125°C. A Min Typ Max ...
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... A T -40 — +125 ° -65 — +150 °C A θ — 255 — °C/W JA θ — 230 — °C/W JA θ — 85 — °C/W JA θ — 206 — °C/W JA θ — 117 — °C GND. SS Conditions © 2006 Microchip Technology Inc. ...
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... Write Current (I Ambient Temperature and 0.8 0 5.5V DD 0.6 0.5 0.4 0 2.7V DD 0.2 0.1 0.0 - Ambient Temperature (°C) FIGURE 2-3: Device Current (I Ambient Temperature and © 2006 Microchip Technology Inc 250 200 150 100 vs. U/D FIGURE 2-4: DD Resistance (R Voltage ( 125 ...
Page 12
... Rw 25C Rw 85C Rw 125C Rw -40C INL 25C INL 85C INL 125C INL -40C DNL 25C DNL 85C DNL 125C DNL 8 INL DNL Wiper Setting (decimal) Ω 2.1 k Rheo Mode – 2.7V). DD © 2006 Microchip Technology Inc. ...
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... V = 2.7V DD 2000 - Ambient Temperature (°C) Ω FIGURE 2-10: 2.1 k – Nominal Ω Resistance ( ) vs. Ambient Temperature and © 2006 Microchip Technology Inc 2500 2000 1500 1000 500 0 80 120 0 FIGURE 2-11: Setting and Ambient Temperature. MCP4021/2/3/4 -40°C 25°C 85°C 125° ...
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... Decrement Wiper Settling Time (V WIPER V Ω FIGURE 2-14: 2.1 k – Power-Up Wiper Response Time. DS21945E-page FIGURE 2-15: = 2.7V). Increment Wiper Settling Time (V DD FIGURE 2-16: = 5.5V). Increment Wiper Settling Time ( WIPER U/D Ω 2.1 k – Low-Voltage = 2.7V). DD WIPER U/D Ω 2.1 k – Low-Voltage = 5.5V). DD © 2006 Microchip Technology Inc. ...
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... Wiper Setting (decimal) Ω FIGURE 2-18 Pot Mode – R INL (LSb), DNL (LSb) vs. Wiper Setting and Ambient Temperature (V = 2.7V). DD © 2006 Microchip Technology Inc 0.075 120 0.05 100 0.025 DNL -0.025 40 -0.05 20 -0.075 0 -0 ...
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... DD SS 6000 2.7V Vdd 5.5V Vdd 5000 4000 3000 2000 1000 0 80 100 120 0 FIGURE 2-22: . Setting and Ambient Temperature. DD -40°C 25°C 85°C 125° Wiper Setting (decimal) Ω Ω – vs. Wiper WB © 2006 Microchip Technology Inc. ...
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... WIPER U/D Ω FIGURE 2-23 – Low-Voltage Decrement Wiper Settling Time (V WIPER U/D Ω FIGURE 2-24 – Low-Voltage Decrement Wiper Settling Time (V © 2006 Microchip Technology Inc FIGURE 2-25: = 2.7V). Increment Wiper Settling Time (V DD FIGURE 2-26: = 5.5V). Increment Wiper Settling Time (V DD MCP4021/2/3/4 WIPER U/D Ω ...
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... Rheo Mode – 5.5V). DD 25C Rw 85C Rw 125C Rw 2.5 25C INL 85C INL 125C INL 25C DNL 85C DNL 125C DNL INL 1.5 0.5 DNL -0.5 RW -1.5 -2 Wiper Setting (decimal) Ω Ω Rheo Mode – 2.7V). DD © 2006 Microchip Technology Inc. ...
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... V = 2.7V DD 10050 -40 - Ambient Temperature (°C) Ω FIGURE 2-31 – Nominal Resistance Ω vs. Ambient Temperature and V © 2006 Microchip Technology Inc. = +25° 12000 10000 8000 6000 4000 2000 0 80 100 120 0 FIGURE 2-32: . Setting and Ambient Temperature. ...
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... WIPER U/D Ω FIGURE 2-34 – Low-Voltage Decrement Wiper Settling Time (V DS21945E-page FIGURE 2-35: = 2.7V). Increment Wiper Settling Time (V DD FIGURE 2-36: = 5.5V). Increment Wiper Settling Time (V DD WIPER U/D Ω – Low-Voltage = 2.7V). DD WIPER U/D Ω – Low-Voltage = 5.5V). DD © 2006 Microchip Technology Inc. ...
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... INL 200 100 Wiper Setting (decimal) Ω FIGURE 2-38 Pot Mode – R INL (LSb), DNL (LSb) vs. Wiper Setting and Ambient Temperature (V = 2.7V). DD © 2006 Microchip Technology Inc 0.1 200 0.05 150 0 100 -0.05 50 -0.1 -0. Ω FIGURE 2-39: W INL (LSb), DNL (LSb) vs ...
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... DS21945E-page 60000 50000 V = 5.5V 40000 DD 30000 V = 2.7V DD 20000 10000 0 80 100 120 0 FIGURE 2-42: . Setting and Ambient Temperature. DD -40C 25C 85C 125C Wiper Setting (decimal) Ω Ω – vs. Wiper WB © 2006 Microchip Technology Inc. ...
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... Decrement Wiper Settling Time (V U/D WIPER Ω FIGURE 2-44 – Low-Voltage Decrement Wiper Settling Time (V WIPER Ω FIGURE 2-45 – Power-Up Wiper Response Time. © 2006 Microchip Technology Inc FIGURE 2-46: = 2.7V). Increment Wiper Settling Time (V DD FIGURE 2-47: = 5.5V). Increment Wiper Settling Time ( ...
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... Note: Unless otherwise indicated +25° 4.5 4 3.5 3 2.5 2 1.5 1 0.5 0 -40 25 Temperature (°C) FIGURE 2-48 Bandwidth vs. Temperature. DS21945E-page OFFSET GND 125 FIGURE 2-49: Circuit OUT - DUT B 2. Bandwidth Test © 2006 Microchip Technology Inc. ...
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... B must be between V The terminal B pin is not available on the MCP4022, MCP4023 and MCP4024 devices. For the MCP4023 and MCP4024, the internal potenti- ometer’s terminal B is internally connected to V Terminal B does not have a polarity relative to terminals Terminal B can support both positive and negative current ...
Page 26
... See Figure 2-4 for additional information. DS21945E-page 26 3.7 Increment/Decrement (U/D) The U/D pin input is used to increment or decrement the wiper on the digital potentiometer. An increment moves the wiper one step toward terminal A, while a decrement moves the wiper one step toward terminal B. level IH © 2006 Microchip Technology Inc. ...
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... The MCP4022 is a true rheostat, with terminal A and the wiper (W) of the variable resistor available on pins. The MCP4023 device offers a voltage divider (potenti- ometer) with terminal B connected to ground. The MCP4024 device is a rheostat device with terminal ...
Page 28
... IH EEPROM Outside Write Specified AC/DC Protect Range Table 4-1. DEFAULT FACTORY SETTINGS SELECTION 1Fh Disabled 2.1 kΩ 1Fh Disabled 5.0 kΩ 1Fh Disabled 10.0 kΩ 1Fh Disabled 50.0 kΩ is below the specified minimum DD drops below V (2.7V), the DD min Figure 4-2). The wiper may be © 2006 Microchip Technology Inc. ...
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... Technology Write Wiper Setting to EEPROM and Enable WiperLock Technology Note 1: This command will only complete if wiper is “unlocked” (WiperLock Technology is Disabled). © 2006 Microchip Technology Inc. MCP4021/2/3/4 5.2 Serial Commands The MCP402X devices support 10 serial commands. The commands can be grouped into the following types: • ...
Page 30
... The wiper value will not overflow. That is, once the wiper value equals 0x3F, subsequent increment commands are IH ignored X+1 X+2 X+3 X+4 (from V ), any other not active WiperLock Technology Enable WiperLock Technology Disable © 2006 Microchip Technology Inc. ...
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... Note: If WiperLock technology enabled, wiper will not move. FIGURE 5-2: Increment with Writing Wiper Setting to EEPROM. © 2006 Microchip Technology Inc. To ensure that “unexpected” transitions on the U/D pin do not cause the wiper setting to increment, the U/D pin should be driven low and the CS pin forced to V ...
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... The wiper value will not underflow. That is, once the wiper value equals 0x00, subsequent decrement commands are ignored X-1 X-2 X-3 X-4 (from V ), any other not started WiperLock Technology Enable WiperLock Technology Disable © 2006 Microchip Technology Inc. ...
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... WiperLock™ Technology Note: If WiperLock technology enabled, wiper will not change. FIGURE 5-4: Decrement with Writing Wiper Setting to EEPROM. © 2006 Microchip Technology Inc. To ensure that “unexpected” transitions on the U/D pin do not cause the wiper setting to decrement, the U/D pin should be driven low (V ...
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... EEPROM write cycle (t ) completes X+4 , the wiper value soon as possible (within device (from V ), all other X+4 WiperLock Technology Enable WiperLock Technology Disable © 2006 Microchip Technology Inc. ...
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... V IH U/D EEPROM Wiper WiperLock™ Technology FIGURE 5-6: High-Voltage Increment and Disable WiperLock™ Technology. © 2006 Microchip Technology Inc. After the CS pin is driven to V serial commands are ignored until the EEPROM write cycle (t ) completes Note: The wiper value will not overflow. That is, ...
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... The wiper value will not overflow. That is, IHH once the wiper value equals 0x3F, subsequent increment commands are . This ignored IHH X+1 X+2 X+3 X+4 (from V ), all other IH IHH X+4 WiperLock Technology Enable WiperLock Technology Disable © 2006 Microchip Technology Inc. ...
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... V U/D IL EEPROM Wiper WiperLock™ Technology FIGURE 5-8: High-Voltage Decrement and Disable WiperLock™ Technology. © 2006 Microchip Technology Inc. After the CS pin is driven to V serial commands are ignored until the EEPROM write cycle (t ) completes Note: The wiper value will not underflow. That is, ...
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... The wiper value will not underflow. That is, IHH once the wiper value equals 0x00, subsequent decrement commands are . This ignored IHH X-1 X-2 X-3 X-4 WiperLock Technology Enable WiperLock Technology Disable (from V ), all other IH IHH X-4 © 2006 Microchip Technology Inc. ...
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... EEPROM Wiper WiperLock™ Technology FIGURE 5-10: Write Wiper Setting to EEPROM and Disable WiperLock™ Technology. © 2006 Microchip Technology Inc. To ensure that “unexpected” transitions on the U/D pin do not cause the wiper setting to change, force the CS pin specifications) after the CS pin is forced to V ...
Page 40
... After the CS pin is driven to V serial commands are ignored until the EEPROM write ) IL cycle (t ) completes. ). This WC IHH V IHH X X+4 as soon as possible (within device (from V ), all other IH IHH X+4 WiperLock Technology Enable WiperLock Technology Disable © 2006 Microchip Technology Inc. ...
Page 41
... C 2 FIGURE 5-12: Using the TC1240A to generate the V voltage. IHH © 2006 Microchip Technology Inc. The circuit in the MCP402X Non-volatile Digital Potentiometer Evaluation Board. This method requires that the system voltage be approximately 5V. This ensures that shows when the PIC10F206 enters a brown-out condition, there is an insufficent voltage level on the CS pin to change the stored value of the wiper ...
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... TYPICAL STEP RESISTANCES Part Number Total (R MCP402X-203E MCP402X-503E MCP402X-104E MCP402X-504E Terminal A and B, as well as the wiper W, do not have a polarity. These terminals can support both positive and negative current. W © 2006 Microchip Technology Inc. Table 6-1 shows the Figure 2-6, Figure 2-17, Typical Resistance (Ω) ) Step (R ) ...
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... The remaining codes are dominated by the total resistance tempco © 2006 Microchip Technology Inc. 6.1.2 POTENTIOMETER CONFIGURATION When used as a potentiometer, all three terminals are tied to different nodes in the circuit. This allows the potentiometer to output a voltage proportional to the input voltage ...
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... INL and DNL error. ( (%) Max R = Max Max @ Typical @ 5.5V @ 2.7V 2.7V 325 225.0% 375.0% 975.0% 325 94.5% 157.5% 409.5% 325 47.25% 78.75% 204.75% 325 9.45% 15.75% 40.95 Relationship of Wiper ) to Voltage W 2-17, Figure 2-27 or Figure 2-37), ( (%) Max R = Max Typical @ 5.5V @ 2.7V 3.57% 5.95% 15.48% 1.5% 2.50% 6.50% 0.75% 1.25% 3.25% 0.15% 0.25% 0.65% © 2006 Microchip Technology Inc. ...
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... The ratiometric temperature coefficient quantifies the Ideal Transfer error in the ratio R Function This is typically the critical error when using a potentiometer device (MCP4021 and MCP4023 voltage divider configuration. 6.3.1.4 The absolute temperature coefficient quantifies the error in the end-to-end resistance (nominal resistance R ) due to temperature drift ...
Page 46
... R S3 0x03 R S1 0x02 R S0 0x01 0x00 tap Resistance (R BW FIGURE 6-7: Resistance, R DS21945E-page 46 the device’s R S63 R S62 ) W(@ Tap © 2006 Microchip Technology Inc. ...
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... FIGURE 7-1: Typical Microcontroller Connections. © 2006 Microchip Technology Inc. 7.2 Layout Considerations Inductively-coupled AC transients and digital switching noise can degrade the input and output signal integrity, potentially masking the MCP402X’s performance. Careful board layout will minimize these effects and increase the Signal-to-Noise Ratio (SNR) ...
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... Calibration. ⎞ ⎠ ⎞ ) • – 63 ⎠ MCP4021 OUT Using the Digital MCP4023, would be a potential Figure 8- CC+ R sense Comparator A V TRIP W MCP6021 B V 0.1 µF CC– Set Point or Threshold © 2006 Microchip Technology Inc. ...
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... MCP4021 – Amp MCP6001 FIGURE 8-3: Trimming Offset and Gain in an Inverting Amplifier. © 2006 Microchip Technology Inc. illustrate typical FIGURE 8- Non-Inverting Amplifier Pot ...
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... MCP4022 50 kΩ FIGURE 8-8: Trimming. is not required NTC Thermistor MCP4021 V OUT R 2 Thermistor Calibration using output. Figure 8-8 illustrates V DD 2.1 kΩ MCP4022 V OUT MCP4022 50 kΩ Wheatstone Bridge © 2006 Microchip Technology Inc. a ...
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... MCP402X devices by appropriately jumpering the PCB pads. 2. The SOT-23-5/6 Evaluation Board (VSUPEV2) can be used to evaluate the characteristics of the MCP4022, MCP4023 and devices. 3. The 8-pin SOIC/MSOP/TSSOP/DIP Evaluation Board (SOIC8EV) can be used to evaluate the characteristics of the MCP4021 device in either the SOIC or MSOP package ...
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... MCP4021/2/3/4 10.0 PACKAGING INFORMATION 10.1 Package Marking Information 5-Lead SOT-23 (MCP4024) XXNN 6-Lead SOT-23 (MCP4022 / MCP4023) XXNN 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’) NNN Alphanumeric traceability code ...
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... Note: In the event the full Microchip part number cannot be marked on one line, it will be carried over to the next line, thus limiting the number of available characters for customer-specific information. © 2006 Microchip Technology Inc. MCP4021/2/3/4 Example: AAA 530 ...
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... E .102 .110 .118 E1 .059 .064 .069 D .110 .116 .122 L .014 .018 .022 .004 .006 .008 B .014 .017 .020 α A2 MILLIMETERS MIN NOM MAX 5 0.95 1.90 0.90 1.18 1.45 0.90 1.10 1.30 0.00 0.08 0.15 2.60 2.80 3.00 1.50 1.63 1.75 2.80 2.95 3.10 0.35 0.45 0. 0.09 0.15 0.20 0.35 0.43 0. Revised 09-12-05 © 2006 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 .005" (0.127mm) per side. BSC: Basic Dimension. Theoretically exact value shown without tolerances. See ASME Y14.5M JEITA (formerly EIAJ) equivalent: SC-74A Drawing No. C04-120 © 2006 Microchip Technology Inc φ ...
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... EXPOSED PAD BOTTOM VIEW A NOTE 2 A1 Units MILLIMETERS Dimension Limits NOM MIN 0.50 BSC A 0.80 0.90 0.00 0.02 A1 0.20 REF A3 D 2.00 BSC E 3.00 BSC 1.30 — D2 1.50 — 0.18 0.25 L 0.30 0.40 — K 0.20 Microchip Technology Drawing No. C04–123, Sept. 8, 2006 NOTE MAX 1.00 0.05 1.75 1.90 0.30 0.50 — © 2006 Microchip Technology Inc. ...
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... Microchip Technology Inc. MCP4021/2/3 Units MILLIMETERS Dimension Limits NOM MIN 0.65 BSC A — — 0.75 0.85 A2 0.00 — 4.90 BSC E1 3.00 BSC 3.00 BSC D 0.40 0. 0.95 REF ϕ 0° — 0.08 — c 0.22 — b Microchip Technology Drawing No. C04–111, Sept. 8, 2006 ϕ L MAX 1.10 0.95 0.15 0.80 8° 0.23 0.40 DS21945E-page 57 ...
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... A2 NOM MAX 8 1.27 1.55 1.75 1.42 1.55 0.18 0.25 6.02 6.20 3.91 3.99 4.90 5.00 0.38 0.51 0.62 0. 0.23 0.25 0.42 0. © 2006 Microchip Technology Inc. ...
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... Reordered Sections • Added 8-lead MSOP and DFN packages Revision B (April 2005) • Updated part numbers in Product Identifcation Section (PIS) • Added Appendix A: Revision History Revision A (April 2005) • Original Release of this Document © 2006 Microchip Technology Inc. MCP4021/2/3 DS21945E-page 59 ...
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... MCP4021/2/3/4 NOTES: DS21945E-page 60 © 2006 Microchip Technology Inc. ...
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... MCP4022T-502E/CH 5 kΩ, 6-LD SOT-23 MCP4022T-103E/CH 10 kΩ, 6-LD SOT-23 MCP4022T-503E/CH 50 kΩ, 6-LD SOT-23 MCP4023T-202E/CH 2.1 kΩ, 6-LD SOT-23 MCP4023T-502E/CH 5 kΩ, 6-LD SOT-23 MCP4023T-103E/CH 10 kΩ, 6-LD SOT-23 MCP4023T-503E/CH 50 kΩ, 6-LD SOT-23 MCP4024T-202E/OT 2.1 kΩ, 5-LD SOT-23 MCP4024T-502E/OT 5 kΩ, 5-LD SOT-23 MCP4024T-103E/OT 10 kΩ, 5-LD SOT-23 MCP4024T-503E/OT 50 kΩ, 5-LD SOT-23 ...
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... MCP4021/2/3/4 NOTES: DS21945E-page 62 © 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. © 2006, Microchip Technology Incorporated, Printed in the U ...
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... 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: 43-7242-2244-39 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris ...