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TS934IPT Equivalent & Substitute Parts
Part Overview
The TS934IPT is a general-purpose operational amplifier manufactured by STMicroelectronics, configured as a quad (4-circuit) rail-to-rail amplifier in a 14-TSSOP surface mount package. This device is classified as Active product status and carries automotive-grade qualification (AEC-Q100). The TS934IPT operates across a supply voltage range of 2.7 V to 10 V with an operating temperature range of -40°C to 105°C.
Equivalent and substitute parts are identified based on matching functional category (general-purpose linear amplifiers), circuit configuration (4-circuit), output topology (rail-to-rail), package type (14-TSSOP), and electrical parameter compatibility within acceptable operational ranges.
Substiute Parts
Key Parameters
| Parameter | TS934IPT | Unit |
|---|---|---|
| Manufacturer | STMicroelectronics | — |
| Category | Linear, Amplifiers | — |
| Amplifier Type | General Purpose | — |
| Number of Circuits | 4 | — |
| Output Type | Rail-to-Rail | — |
| Package / Case | 14-TSSOP (0.173", 4.40mm Width) | — |
| Mounting Type | Surface Mount | — |
| Voltage - Supply Span (Min) | 2.7 | V |
| Voltage - Supply Span (Max) | 10 | V |
| Operating Temperature | -40 to 105 | °C |
| Grade | Automotive | — |
| Qualification | AEC-Q100 | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitute parts for the TS934IPT are identified based on the following substitution criteria:
Primary Matching Parameters:
- Amplifier Type: General Purpose
- Number of Circuits: 4
- Output Type: Rail-to-Rail
- Package / Case: 14-TSSOP (0.173", 4.40mm Width)
- Mounting Type: Surface Mount
- Voltage - Supply Span (Min): 2.7 V or lower
- Voltage - Supply Span (Max): 10 V or higher
- Operating Temperature Range: Must encompass -40°C to 105°C minimum
- RoHS Status: ROHS3 Compliant
Secondary Compatibility Considerations:
- Moisture Sensitivity Level: MSL 1 (Unlimited)
- REACH Status: REACH Unaffected
- Product Status: Active
Substitute parts may exhibit different electrical performance characteristics (slew rate, gain bandwidth product, input bias current, output current per channel, and supply current) while maintaining functional equivalence within the specified package and operational envelope.
Parameter Comparison
| Parameter | TS934IPT | LMP7704MT/NOPB | LMP7704MTX/NOPB | LMV844MT/NOPB | LMV844MTX/NOPB | OP496HRUZ-REEL | Unit |
|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | Texas Instruments | Texas Instruments | National Semiconductor | Analog Devices Inc. | — |
| Amplifier Type | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | CMOS | — |
| Number of Circuits | 4 | 4 | 4 | 4 | 4 | 4 | — |
| Output Type | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | — |
| Package / Case | 14-TSSOP | 14-TSSOP | 14-TSSOP | 14-TSSOP | 14-TSSOP | 14-TSSOP | — |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | — |
| Voltage - Supply Span (Min) | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 3 | V |
| Voltage - Supply Span (Max) | 10 | 12 | 12 | 12 | 12 | 12 | V |
| Operating Temperature (Min) | -40 | -40 | -40 | -40 | -40 | -40 | °C |
| Operating Temperature (Max) | 105 | 125 | 125 | 125 | 125 | 125 | °C |
| Slew Rate | 0.05 | 1.1 | 1.1 | 2.5 | 2.5 | 0.3 | V/µs |
| Gain Bandwidth Product | 100 | 2500 | 2500 | 4500 | 4500 | 450 | kHz |
| Current - Input Bias | 1 | 0.2 | 0.2 | 4 | 4 | 10 | pA / nA |
| Voltage - Input Offset | 10 | 37 | 37 | 50 | 50 | 35 | mV / µV |
| Current - Supply (x4 Channels) | 20 | 3.2 | 3.2 | 1.03 | 1.03 | — | µA / mA |
| Current - Output / Channel | 5 | 86 | 86 | 37 | 37 | 4 | mA |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 | 1 | 1 | 1 | 1 | 1 | — |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | — |
Engineering Selection Recommendations
LMP7704MT/NOPB and LMP7704MTX/NOPB (Texas Instruments)
These parts are functionally equivalent to the TS934IPT in terms of package, circuit configuration, and rail-to-rail output topology. Both devices are Active product status with ROHS3 compliance and MSL 1 rating. The LMP7704MTX/NOPB is supplied in Tape & Reel packaging, matching the TS934IPT packaging format. The LMP7704MT/NOPB is supplied in Tube packaging. Both support the full operating temperature range of -40°C to 125°C, exceeding the TS934IPT minimum requirement of 105°C. Supply voltage range extends to 12 V maximum, accommodating the TS934IPT 10 V maximum specification.
LMV844MT/NOPB (Texas Instruments)
This part meets all primary substitution criteria with Active product status, ROHS3 compliance, and MSL 1 rating. Supplied in Tube packaging. Operating temperature range of -40°C to 125°C exceeds TS934IPT requirements. Supply voltage range of 2.7 V to 12 V encompasses the TS934IPT specification. The LMV® series designation indicates a specific product line within Texas Instruments' general-purpose amplifier portfolio.
LMV844MTX/NOPB (National Semiconductor)
This part satisfies all primary substitution criteria with Active product status, ROHS3 compliance, and MSL 1 rating. Notably, this device carries automotive-grade qualification (AEC-Q100), matching the TS934IPT qualification level. Operating temperature range of -40°C to 125°C and supply voltage range of 2.7 V to 12 V meet or exceed TS934IPT specifications. The LMV® series designation indicates compatibility with the LMV844MT/NOPB product line.
OP496HRUZ-REEL (Analog Devices Inc.)
This part meets primary substitution criteria with Active product status, ROHS3 compliance, and MSL 1 rating. Supplied in Tape & Reel packaging, matching the TS934IPT format. Operating temperature range of -40°C to 125°C exceeds TS934IPT requirements. Supply voltage minimum of 3 V is higher than the TS934IPT 2.7 V minimum; maximum of 12 V accommodates the TS934IPT 10 V specification. The device is classified as CMOS amplifier type, distinguishing it from the general-purpose classification of other substitutes.
Frequently Asked Questions (FAQ)
Q: What determines whether a part can substitute for the TS934IPT?
A: Substitution eligibility is based on matching the following parameters: 4-circuit configuration, rail-to-rail output topology, 14-TSSOP package, surface mount mounting type, minimum supply voltage of 2.7 V or lower, maximum supply voltage of 10 V or higher, operating temperature range encompassing -40°C to 105°C, ROHS3 compliance, and MSL 1 rating. All listed substitute parts meet these criteria.
Q: Are all substitute parts automotive-qualified?
A: Only the TS934IPT and LMV844MTX/NOPB carry automotive-grade qualification (AEC-Q100). The remaining substitute parts (LMP7704MT/NOPB, LMP7704MTX/NOPB, LMV844MT/NOPB, and OP496HRUZ-REEL) are Active product status but do not list AEC-Q100 qualification in the provided specifications.
Q: What is the difference between LMP7704MT/NOPB and LMP7704MTX/NOPB?
A: Both parts are functionally identical Texas Instruments general-purpose quad amplifiers with matching electrical specifications. The primary difference is packaging format: LMP7704MT/NOPB is supplied in Tube packaging, while LMP7704MTX/NOPB is supplied in Tape & Reel (TR) packaging. The TS934IPT uses Tape & Reel packaging, making LMP7704MTX/NOPB the closer packaging match.
Q: Can the OP496HRUZ-REEL be used in all applications where the TS934IPT is specified?
A: The OP496HRUZ-REEL meets the core substitution criteria of package type, circuit configuration, and output topology. However, the minimum supply voltage is 3 V compared to the TS934IPT 2.7 V minimum. Applications requiring operation below 3 V supply voltage cannot use the OP496HRUZ-REEL. Additionally, the OP496HRUZ-REEL is classified as CMOS amplifier type rather than general-purpose, which may affect performance characteristics in specific circuit topologies.
Q: What is the significance of the LMV® series designation?
A: The LMV® series designation identifies a specific product line within the manufacturer's amplifier portfolio. Both LMV844MT/NOPB and LMV844MTX/NOPB share this designation, indicating they belong to the same product family with consistent electrical and functional characteristics.
Q: Are all substitute parts RoHS3 compliant?
A: Yes, all listed substitute parts (LMP7704MT/NOPB, LMP7704MTX/NOPB, LMV844MT/NOPB, LMV844MTX/NOPB, and OP496HRUZ-REEL) are ROHS3 compliant, matching the TS934IPT compliance status.
Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?
A: MSL 1 (Unlimited) indicates the lowest moisture sensitivity level. These components can be stored indefinitely without special moisture control measures and do not require baking before soldering. All listed parts, including the TS934IPT, carry this MSL 1 rating.
Q: How do the electrical performance characteristics differ among substitutes?
A: Substitute parts exhibit different slew rates, gain bandwidth products, input bias currents, and output current capabilities. The TS934IPT has a slew rate of 0.05 V/µs and gain bandwidth product of 100 kHz. Substitute parts range from 0.3 V/µs to 2.5 V/µs slew rate and 450 kHz to 4500 kHz gain bandwidth product. These differences affect frequency response and transient performance but do not prevent functional substitution in applications tolerant of these performance variations.
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