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SP207ECA-L/TR RS232 5/3 Transceiver Equivalent & Substitute Parts
Part Overview
The SP207ECA-L/TR is a full-duplex RS232 transceiver IC with 5 drivers and 3 receivers in a 24-SSOP surface mount package, manufactured by MaxLinear, Inc. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new design implementations. The SP207ECA-L/TR operates within a 4.5V to 5.5V supply range with a maximum data rate of 120 Kbps and is rated for 0°C to 70°C operating temperature.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | SP207ECA-L/TR |
| Manufacturer | MaxLinear, Inc. |
| Type | Transceiver |
| Protocol | RS232 |
| Number of Drivers/Receivers | 5/3 |
| Duplex | Full |
| Receiver Hysteresis | 500 mV |
| Data Rate | 120 Kbps |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C |
| Package / Case | 24-SSOP (0.209", 5.30mm Width) |
| Mounting Type | Surface Mount |
| Product Status | Obsolete |
| Moisture Sensitivity Level (MSL) | 2 (1 Year) |
Substitute Part Grouping Explanation
Substitution for the SP207ECA-L/TR is determined by strict adherence to the following electrical and mechanical parameters:
Critical Matching Parameters:
- Protocol: RS232
- Number of Drivers/Receivers: 5/3
- Duplex: Full
- Package / Case: 24-SSOP (0.209", 5.30mm Width)
- Mounting Type: Surface Mount
Allowable Variation Parameters:
- Receiver Hysteresis: 300 mV to 650 mV (within RS232 specification tolerance)
- Data Rate: 120 Kbps minimum (higher rates are backward compatible)
- Voltage - Supply: 3V to 5.5V (encompasses the original 4.5V ~ 5.5V range)
- Operating Temperature: 0°C ~ 70°C minimum (extended ranges are acceptable)
- Moisture Sensitivity Level: MSL 1 to 3 (lower MSL values indicate better moisture resistance)
Substitute parts are grouped by manufacturer and product status (Active vs. Obsolete). Active parts are preferred for new designs and long-term availability.
Parameter Comparison
| Part Number | Manufacturer | Drivers/Receivers | Data Rate | Supply Voltage | Operating Temp | Receiver Hysteresis | Package | Product Status | MSL |
|---|---|---|---|---|---|---|---|---|---|
| SP207ECA-L/TR | MaxLinear, Inc. | 5/3 | 120 Kbps | 4.5V ~ 5.5V | 0°C ~ 70°C | 500 mV | 24-SSOP | Obsolete | 2 (1 Year) |
| ADM207ARSZ | Analog Devices Inc. | 5/3 | 120 Kbps | 4.5V ~ 5.5V | -40°C ~ 85°C | 650 mV | 24-SSOP | Active | 1 (Unlimited) |
| ADM207ARSZ-REEL | Analog Devices Inc. | 5/3 | 120 Kbps | 4.5V ~ 5.5V | -40°C ~ 85°C | 650 mV | 24-SSOP | Active | 1 (Unlimited) |
| ADM207EARSZ | Analog Devices Inc. | 5/3 | 230 Kbps | 4.5V ~ 5.5V | -40°C ~ 85°C | 650 mV | 24-SSOP | Active | 1 (Unlimited) |
| ADM207EARSZ-REEL | Analog Devices Inc. | 5/3 | 230 Kbps | 4.5V ~ 5.5V | -40°C ~ 85°C | 650 mV | 24-SSOP | Active | 1 (Unlimited) |
| ICL3207ECAZ | Renesas Electronics Corporation | 5/3 | 250 Kbps | 3V ~ 5.5V | 0°C ~ 70°C | 300 mV | 24-SSOP | Active | 3 (168 Hours) |
| ICL3207ECAZ-T | Renesas Electronics Corporation | 5/3 | 250 Kbps | 3V ~ 5.5V | 0°C ~ 70°C | 300 mV | 24-SSOP | Active | 3 (168 Hours) |
| MAX207CAG+ | Analog Devices Inc./Maxim Integrated | 5/3 | 120 Kbps | 4.75V ~ 5.25V | 0°C ~ 70°C | 500 mV | 24-SSOP | Active | 1 (Unlimited) |
| MAX207CDB | Texas Instruments | 5/3 | 120 Kbps | 4.75V ~ 5.25V | 0°C ~ 70°C | 500 mV | 24-SSOP | Obsolete | 1 (Unlimited) |
| MAX207CDBR | Texas Instruments | 5/3 | 120 Kbps | 4.75V ~ 5.25V | 0°C ~ 70°C | 500 mV | 24-SSOP | Active | 1 (Unlimited) |
| MAX207ECAG+ | Analog Devices Inc./Maxim Integrated | 5/3 | 120 Kbps | 4.75V ~ 5.25V | 0°C ~ 70°C | 500 mV | 24-SSOP | Active | 1 (Unlimited) |
Engineering Selection Recommendations
For New Designs: Select from active product status parts with MSL 1 rating and extended operating temperature ranges. ADM207EARSZ, ADM207EARSZ-REEL, MAX207CAG+, MAX207ECAG+, and MAX207CDBR are recommended. These parts offer ROHS3 compliance and unlimited moisture sensitivity protection.
For Direct Replacement (Existing Systems): MAX207CAG+ and MAX207ECAG+ provide the closest electrical match to SP207ECA-L/TR with identical receiver hysteresis (500 mV) and data rate (120 Kbps). Both are active products with superior MSL ratings.
For Extended Temperature Range Applications: ADM207ARSZ, ADM207ARSZ-REEL, ADM207EARSZ, and ADM207EARSZ-REEL support -40°C to 85°C operating range, exceeding the original 0°C to 70°C specification.
For Higher Data Rate Requirements: ADM207EARSZ and ADM207EARSZ-REEL support 230 Kbps, while ICL3207ECAZ and ICL3207ECAZ-T support 250 Kbps, both backward compatible with 120 Kbps legacy systems.
Packaging Considerations: Tube packaging is suitable for prototype and low-volume applications. Tape & Reel (TR) packaging is required for automated assembly and high-volume production. Select accordingly based on manufacturing process requirements.
Frequently Asked Questions (FAQ)
Q: Can I use ADM207EARSZ as a direct replacement for SP207ECA-L/TR? A: Yes. Both parts share identical 5/3 driver/receiver configuration, RS232 protocol, 24-SSOP package, and 4.5V ~ 5.5V supply voltage range. ADM207EARSZ offers higher data rate (230 Kbps vs. 120 Kbps) and extended operating temperature (-40°C ~ 85°C vs. 0°C ~ 70°C), making it a superior active alternative.
Q: What is the difference between ADM207ARSZ and ADM207EARSZ? A: Both are Analog Devices 5/3 RS232 transceivers in 24-SSOP packages with identical electrical specifications except data rate. ADM207ARSZ supports 120 Kbps, while ADM207EARSZ supports 230 Kbps. Selection depends on system bandwidth requirements.
Q: Why do some parts have "-REEL" suffix? A: The "-REEL" suffix indicates Tape & Reel packaging for automated assembly. Parts without this suffix are supplied in Tube packaging. Both formats contain identical die and electrical specifications; packaging choice depends on manufacturing process.
Q: Is ICL3207ECAZ compatible with SP207ECA-L/TR? A: Yes, for electrical function. ICL3207ECAZ matches the 5/3 configuration, RS232 protocol, and 24-SSOP package. It supports lower supply voltage (3V minimum vs. 4.5V) and higher data rate (250 Kbps). Operating temperature range is identical (0°C ~ 70°C). MSL rating is higher (3 vs. 2), indicating slightly lower moisture resistance.
Q: What does MSL rating mean for substitution? A: MSL (Moisture Sensitivity Level) indicates moisture absorption risk during storage and handling. Lower MSL values (1) provide better protection than higher values (3). Parts with MSL 1 can be stored indefinitely; MSL 3 parts require controlled storage (168 hours maximum). For long-term inventory, prefer MSL 1 parts.
Q: Can I substitute MAX207CDB (Obsolete) for SP207ECA-L/TR? A: Electrically, yes. MAX207CDB matches all critical parameters. However, it is obsolete, making long-term availability uncertain. Use active alternatives (MAX207CDBR, MAX207CAG+, MAX207ECAG+) for new designs and ongoing production.
Q: What supply voltage range should I verify for my application? A: The original SP207ECA-L/TR requires 4.5V ~ 5.5V. Most substitutes support this range or wider ranges (3V ~ 5.5V for ICL3207 series). Verify your system's actual supply voltage tolerance before selection. Narrower ranges (4.75V ~ 5.25V for MAX207 series) require tighter voltage regulation.
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