The AS4C4M32SA-7TCNTR by Alliance is virtually identical to the AS4C4M32SA-7TCN, offering the same DDR1 SDRAM technology with 128MB capacity, configured as 4M x 32, and operating at a speed of 200MHz. This module also complies with the PC166 specifications, ensuring compatibility with a wide range of applications requiring high-speed memory solutions. The ‘TR’ suffix indicates that this version might include specific packaging or testing features aimed at providing additional reliability or ease of integration for industrial applications. Like its counterpart, it is designed to operate over an industrial temperature range, emphasizing its suitability for use in environments that require consistent performance under extreme conditions. Alliance's reputation for producing durable, reliable memory components is evident in this product, reinforcing its position as a top choice for developers seeking high-quality memory solutions.