PE70A5005

Overview

The Pasternack PE70A5005 is a TTL-controlled programmable step attenuator designed for RF interconnect applications. It features SMA female connectors and operates within a frequency range of 30 MHz to 3 GHz. The device provides a maximum attenuation of 63.5 dB with 0.5 dB step resolution. It maintains a 50 Ohm impedance system, ensuring compatibility with standard RF test and measurement setups requiring precise signal level adjustment.

Feature Summary

• TTL logic interface enables digital control of attenuation states
• SMA female connectors provide standardized RF interconnection
• High-resolution 0.5 dB step increments allow precise signal adjustment

Applications

• Automated RF test and measurement systems
• Signal generation and conditioning circuits
• Communication equipment calibration

Procurement Notes

Verify the specific datasheet version for the PE70A5005 to confirm exact electrical tolerances and pinout configurations before integration. Ensure that the controlling TTL logic levels match the module's input requirements. Confirm connector gender and mating hardware specifications to prevent interface mismatches in the final assembly design.

Selection Notes

Select this component when digital control over attenuation steps is required within the 30 MHz to 3 GHz band. The 0.5 dB resolution suits applications needing fine-grained signal management. Verify that the SMA interface aligns with existing cabling infrastructure and that the TTL control scheme integrates seamlessly with the host microcontroller or PLC.

Part Context

This model belongs to Pasternack’s line of programmable attenuators, which utilize semiconductor switching elements controlled by external logic signals. These modules replace manual variable attenuators in automated environments, allowing remote adjustment of signal power levels without physical intervention or mechanical wear.

FAQ

What is the minimum attenuation step size?

The PE70A5005 offers a minimum step size of 0.5 dB.

Does the module require continuous DC bias?

No, it uses TTL control signals to set discrete attenuation states rather than continuous analog bias.