AD2S44-TM18B Analog Devices Integrated Circuit (Dual-In-Line Sockets) In Stock
The AD2S44-TM18B is a dual-channel synchro/resolver-to-digital converter IC from Analog Devices, offering up to 18-bit resolution with built-in test capability and a 26 V reference input, ideal for precision motion control and positioning systems.
- Manufacturer
- Analog Devices
- Package
- Dual-In-Line Sockets
- Pin Count
- 32
- Lifecycle
- OBSOLETE
- Datasheet
- AD2S44-TM18B Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Non-compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-channel synchro or resolver-to-digital conversion for simultaneous multi-axis sensing
- Up to 18-bit angular resolution for high-precision position feedback
- Built-in test (BIT) capability for system-level fault detection without external hardware
- Accepts 26 V AC reference input compatible with standard synchro/resolver excitation levels
- Maximum angular accuracy of 4 arc minutes for demanding navigation and servo applications
Applications
The AD2S44-TM18B is designed for industrial and military motion control systems where high-accuracy angular position feedback is required, such as antenna positioning, robotic joints, and electromechanical servo drives. Its dual-channel architecture enables simultaneous conversion of two resolver signals, making it well-suited for multi-axis CNC machining centers and avionics gimbal control units. The integrated built-in test feature reduces system-level test overhead in safety-critical aerospace and defense platforms.
Specifications
| Source Url Status Check Date | 2013-05-01 14:56:09.519 |
| Pbfree Code | Yes |
| Manufacturer Package Code | DH-32E |
| Reach Compliance Code | Not Compliant |
| YTEOL | 0 |
| Additional Feature | TWO CHANNEL; BUILT-IN-TEST; 26V REFERENCE INPUT |
| Analog Input Voltage-Max | 11.8V |
| Angular Accuracy-Max | 4 arc min |
| Converter Type | SYNCHRO OR RESOLVER TO DIGITAL CONVERTER |
| JESD-30 Code | R-MDIP-T32 |
| Negative Supply Voltage-Max | -15.75 V |
| Negative Supply Voltage-Min | -14.25 V |
| Negative Supply Voltage-Nom | -15 V |
| Number of Bits | 14 |
| Number of Functions | 1 |
| Package Body Material | METAL |
| Package Equivalence Code | DIP32,.9 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| Screening Level | MIL-STD-883 |
| Settling Time-Max | 75 µs |
| Signal/Output Frequency | 2600Hz |
| Supply Current-Max | 100mA |
| Supply Voltage-Max | 15.75V |
| Supply Voltage-Min | 14.25V |
| Supply Voltage-Nom | 15V |
| Surface Mount | NO |
| Technology | HYBRID |
| Temperature Grade | MILITARY |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Tracking Rate-Max | 20rps |
| Package | Dual-In-Line Sockets |
Compliance & Regulatory
| RoHS Status | Non-compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | UK |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What angular resolution and accuracy does the AD2S44-TM18B provide?
The AD2S44-TM18B delivers up to 18-bit angular resolution with a maximum angular accuracy of 4 arc minutes, making it suitable for high-precision servo and navigation applications that demand fine positional granularity.
How does the built-in test feature of the AD2S44-TM18B benefit system designers?
The built-in test (BIT) capability allows the AD2S44-TM18B to self-verify its conversion chain without external test equipment, reducing diagnostic overhead in safety-critical systems operating at analog input voltages up to 11.8 V across aerospace and defense platforms.
Which motion control and positioning applications is the AD2S44-TM18B best suited for?
The AD2S44-TM18B excels in antenna tracking systems, CNC machine axes, robotic arm joints, and avionics gimbal control units that require simultaneous 2-channel resolver decoding, 26 V reference compatibility, and angular accuracy within 4 arc minutes.
What package does the AD2S44-TM18B use, and how does that affect PCB layout for a 32-pin dual-in-line configuration?
The AD2S44-TM18B uses a 32-pin dual-in-line (DIP) socket-compatible package with 0.1-inch pin pitch, allowing straightforward through-hole placement on standard 100-mil grid PCBs and easy swap-out for prototyping without soldering.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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