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MCP6244T-E/ST Equivalent & Substitute Parts
Part Overview
The MCP6244T-E/ST is a general-purpose operational amplifier manufactured by Microchip Technology, configured as a 4-circuit rail-to-rail amplifier in a 14-TSSOP surface mount package. This device is classified as Active product status and is ROHS3 compliant. The MCP6244T-E/ST operates across a supply voltage range of 1.8 V to 5.5 V with an operating temperature range of -40°C to 125°C. Equivalent and substitute parts are identified when design requirements necessitate alternative sourcing, different packaging formats, enhanced performance specifications, or manufacturer availability constraints while maintaining functional compatibility within the application circuit.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 4 | — |
| Output Type | Rail-to-Rail | — |
| Slew Rate | 0.3 | V/µs |
| Gain Bandwidth Product | 550 | kHz |
| Current - Input Bias | 1 | pA |
| Voltage - Input Offset | 5 | mV |
| Current - Supply (x4 Channels) | 50 | µA |
| Current - Output / Channel | 23 | mA |
| Voltage - Supply Span (Min) | 1.8 | V |
| Voltage - Supply Span (Max) | 5.5 | V |
| Operating Temperature | -40 to 125 | °C |
| Package / Case | 14-TSSOP (0.173", 4.40mm Width) | — |
| Mounting Type | Surface Mount | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitute parts for the MCP6244T-E/ST are grouped based on electrical and mechanical compatibility within the following criteria:
Primary Substitution Criteria:
- Package type: 14-TSSOP surface mount configuration
- Circuit count: 4 independent amplifier circuits
- Output configuration: Rail-to-rail output capability
- Supply voltage range: Minimum 1.8 V to maximum 5.5 V overlap
- Operating temperature range: Minimum -40°C coverage
- Compliance: ROHS3 compliant, RoHS3 status
Secondary Performance Parameters:
- Slew rate (0.3 V/µs baseline)
- Gain bandwidth product (550 kHz baseline)
- Input bias current (1 pA baseline)
- Input offset voltage (5 mV baseline)
- Supply current per channel (50 µA baseline)
- Output current per channel (23 mA baseline)
Substitutes are classified as direct equivalents when all primary criteria are met with identical or superior performance. Substitutes with enhanced specifications (higher slew rate, greater bandwidth, lower offset voltage) are suitable for applications requiring improved performance margins. Substitutes with different packaging formats (Tube, Cut Tape & Digi-Reel) are functionally equivalent but differ in delivery and handling configuration.
Parameter Comparison
| Part Number | Manufacturer | Amplifier Type | Circuits | Output Type | Slew Rate (V/µs) | GBW (kHz) | Input Bias (pA) | Input Offset (mV) | Supply Current (µA) | Output Current (mA) | Supply Min (V) | Supply Max (V) | Temp Range (°C) | Package | Packaging Format |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MCP6244T-E/ST | Microchip Technology | General Purpose | 4 | Rail-to-Rail | 0.3 | 550 | 1 | 5 | 50 | 23 | 1.8 | 5.5 | -40 to 125 | 14-TSSOP | Tape & Reel (TR) |
| MCP6244-E/ST | Microchip Technology | General Purpose | 4 | Rail-to-Rail | 0.3 | 550 | 1 | 5 | 50 | 23 | 1.8 | 5.5 | -40 to 125 | 14-TSSOP | Tube |
| AD8544ARUZ | Analog Devices Inc. | General Purpose | 4 | Rail-to-Rail | 0.92 | 1000 | 4 | 1 | 45 | 30 | 2.7 | 5.5 | -40 to 125 | 14-TSSOP | Tube |
| AD8544ARUZ-REEL | Analog Devices Inc. | General Purpose | 4 | Rail-to-Rail | 0.92 | 1000 | 4 | 1 | 45 | 30 | 2.7 | 5.5 | -40 to 125 | 14-TSSOP | Cut Tape (CT) & Digi-Reel® |
| BD12734FVJ-E2 | Rohm Semiconductor | General Purpose | 4 | Rail-to-Rail | 0.4 | 1000 | 50 | 1 | 1200 | 12 | 1.8 | 5 | -40 to 85 | 14-TSSOP | Cut Tape (CT) & Digi-Reel® |
| LMR934FVJ-E2 | Rohm Semiconductor | General Purpose | 4 | Rail-to-Rail | 0.35 | 1400 | 5 | 1 | 250 | 90 | 1.8 | 5 | -40 to 85 | 14-TSSOP | Cut Tape (CT) & Digi-Reel® |
| LMV324DTBR2G | onsemi | Voltage Feedback | 4 | Rail-to-Rail | 1 | 1000 | 1 | 1.7 | 100 | 160 | 2.7 | 5.5 | -40 to 85 | 14-TSSOP | Cut Tape (CT) & Digi-Reel® |
| LMV324IPWR | Texas Instruments | General Purpose | 4 | Rail-to-Rail | 1 | 1000 | 15 | 1.7 | 410 | 40 | 2.7 | 5.5 | -40 to 125 | 14-TSSOP | Cut Tape (CT) & Digi-Reel® |
| LMV324MT/NOPB | Texas Instruments | General Purpose | 4 | Rail-to-Rail | 1 | 1000 | 15 | 1.7 | 410 | 160 | 2.7 | 5.5 | -40 to 125 | 14-TSSOP | Tube |
| LMV324MTX/NOPB | Texas Instruments | General Purpose | 4 | Rail-to-Rail | 1 | 1000 | 15 | 1.7 | 410 | 160 | 2.7 | 5.5 | -40 to 125 | 14-TSSOP | Cut Tape (CT) & Digi-Reel® |
| LMV324QPWR | Texas Instruments | General Purpose | 4 | Rail-to-Rail | 1 | 1000 | 15 | 1.7 | 410 | 40 | 2.7 | 5.5 | -40 to 125 | 14-TSSOP | Tape & Reel (TR) |
Engineering Selection Recommendations
Direct Equivalent (Identical Specifications): MCP6244-E/ST is a direct equivalent to MCP6244T-E/ST, differing only in packaging format (Tube versus Tape & Reel). Both devices are manufactured by Microchip Technology, maintain identical electrical specifications, and are ROHS3 compliant with MSL 1 rating. Selection between these two is determined by procurement and assembly requirements.
Enhanced Performance Substitutes (Superior Specifications): AD8544ARUZ and AD8544ARUZ-REEL (Analog Devices Inc.) provide enhanced performance with 0.92 V/µs slew rate (versus 0.3 V/µs), 1 MHz gain bandwidth product (versus 550 kHz), and improved input offset voltage of 1 mV (versus 5 mV). These devices maintain the 4-circuit rail-to-rail configuration, 14-TSSOP package, and -40°C to 125°C operating range. Minimum supply voltage is 2.7 V (versus 1.8 V). Both are ROHS3 compliant. The ARUZ variant uses Tube packaging while ARUZ-REEL uses Cut Tape & Digi-Reel format.
LMV324IPWR, LMV324MT/NOPB, LMV324MTX/NOPB, and LMV324QPWR (Texas Instruments) offer 1 V/µs slew rate and 1 MHz gain bandwidth product with -40°C to 125°C operating range. These devices are ROHS3 compliant and maintain 14-TSSOP package configuration. Packaging formats vary: IPWR and QPWR use Tape & Reel or Cut Tape & Digi-Reel, while MT/NOPB uses Tube and MTX/NOPB uses Cut Tape & Digi-Reel. Minimum supply voltage is 2.7 V.
Reduced Temperature Range Substitutes: BD12734FVJ-E2 and LMR934FVJ-E2 (Rohm Semiconductor) operate within -40°C to 85°C range (versus -40°C to 125°C). Both maintain 4-circuit rail-to-rail configuration in 14-TSSOP package with ROHS3 compliance. BD12734FVJ-E2 provides 0.4 V/µs slew rate and 1 MHz bandwidth. LMR934FVJ-E2 provides 0.35 V/µs slew rate and 1.4 MHz bandwidth with enhanced output current capability (90 mA versus 23 mA). Both use Cut Tape & Digi-Reel packaging. These substitutes are suitable only for applications with maximum operating temperature not exceeding 85°C.
LMV324DTBR2G (onsemi) operates within -40°C to 85°C range with Voltage Feedback amplifier type (versus General Purpose). This device provides 1 V/µs slew rate, 1 MHz bandwidth, and enhanced output current (160 mA). Minimum supply voltage is 2.7 V. MSL rating is 3 (168 Hours) versus MSL 1. This substitute is suitable for applications with reduced temperature requirements and where voltage feedback topology is acceptable.
Product Status and Compliance: All substitute parts maintain Active product status and ROHS3 compliance. REACH status is Unaffected for all devices. Moisture sensitivity levels range from MSL 1 (Unlimited) to MSL 3 (168 Hours), affecting storage and handling requirements.
Frequently Asked Questions (FAQ)
Q: Can MCP6244-E/ST replace MCP6244T-E/ST in all applications? A: Yes. MCP6244-E/ST is electrically identical to MCP6244T-E/ST. The only difference is packaging format: MCP6244-E/ST uses Tube packaging while MCP6244T-E/ST uses Tape & Reel. Both are suitable for identical circuit applications. Selection depends on assembly line requirements and procurement preferences.
Q: What is the minimum supply voltage requirement for AD8544ARUZ substitution? A: AD8544ARUZ requires a minimum supply voltage of 2.7 V, compared to 1.8 V for MCP6244T-E/ST. Applications operating below 2.7 V cannot use AD8544ARUZ as a substitute. Verify supply voltage specifications in your circuit design before selecting this alternative.
Q: Are the Rohm Semiconductor parts (BD12734FVJ-E2 and LMR934FVJ-E2) suitable for all temperature ranges? A: No. Both Rohm devices operate only to 85°C maximum, whereas MCP6244T-E/ST operates to 125°C. These substitutes are suitable only for applications with maximum operating temperature not exceeding 85°C. Verify your application's temperature requirements before selection.
Q: What is the difference between LMV324IPWR and LMV324MTX/NOPB? A: Both are Texas Instruments LMV324 devices with identical electrical specifications. The difference is packaging format: LMV324IPWR uses Cut Tape & Digi-Reel format, while LMV324MTX/NOPB also uses Cut Tape & Digi-Reel. Both maintain 14-TSSOP package configuration and -40°C to 125°C operating range. Selection is based on procurement and assembly requirements.
Q: Can I use LMV324DTBR2G as a direct substitute for MCP6244T-E/ST? A: LMV324DTBR2G is functionally compatible in 14-TSSOP package with 4-circuit rail-to-rail configuration. However, it differs in three aspects: (1) Amplifier type is Voltage Feedback versus General Purpose, (2) Operating temperature maximum is 85°C versus 125°C, and (3) Moisture sensitivity level is MSL 3 versus MSL 1. Verify that your application accepts these differences before substitution.
Q: What does MSL 1 (Unlimited) mean compared to MSL 3 (168 Hours)? A: MSL (Moisture Sensitivity Level) indicates storage and handling requirements. MSL 1 (Unlimited) means the component has no moisture sensitivity restrictions and can be stored indefinitely under normal conditions. MSL 3 (168 Hours) means the component must be used within 168 hours of package opening or must be re-baked before use. Components with higher MSL ratings require more stringent handling procedures.
Q: Which substitute offers the highest output current capability? A: LMR934FVJ-E2 provides 90 mA output current per channel, compared to 23 mA for MCP6244T-E/ST. LMV324DTBR2G and LMV324MT/NOPB also provide 160 mA output current. However, LMR934FVJ-E2 operates only to 85°C maximum temperature. Select based on both output current requirements and operating temperature specifications.
Q: Are all substitute parts ROHS3 compliant? A: Yes. All substitute parts listed are ROHS3 compliant and REACH Unaffected. All devices meet the same environmental compliance standards as MCP6244T-E/ST.
Q: What is the difference between Tape & Reel (TR) and Cut Tape & Digi-Reel packaging? A: Tape & Reel (TR) provides components on continuous tape in reel format, suitable for high-volume automated assembly. Cut Tape & Digi-Reel provides components on tape segments or in Digi-Reel format, suitable for lower-volume or mixed-component assembly. Both formats use identical 14-TSSOP packages. Selection depends on assembly equipment and production volume requirements.
Q: Can I substitute MCP6244T-E/ST with a higher gain bandwidth product device? A: Yes, if your circuit design permits. Devices with higher gain bandwidth products (1 MHz versus 550 kHz) provide improved frequency response and faster settling time. However, verify that your circuit stability, feedback network, and compensation requirements are compatible with the higher bandwidth before substitution. Higher bandwidth devices may require circuit redesign in some applications.
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