The Keithley 7055-102-02A is a general-purpose relay card that provides flexible signal routing and channel switching for automated test and measurement environments. This screw terminal card integrates with Keithley switching systems to enable efficient signal path management between test instruments and devices under test, making it well-suited for semiconductor reliability testing, parametric characterization, and wafer-level reliability applications.
## Technical Specifications
• **Manufacturer:** Keithley Instruments
• **Model:** 7055
• **Part Number:** 7055-102-02A
• **Product Family:** 7055 / 7056
• **Type:** General Purpose Relay Card with Screw Terminal Interface
• **Channel Configurations:** 20-channel or 10-channel scanner modes
• **20-Channel Mode:** One-of-20 channel selector switch
• **10-Channel Mode:** Two-pole switching with Form A (SPNO) contacts per channel; HI and LO inputs operate independently as isolated channels, supporting up to 40 input channels in 1-pole operation
• **Connection Type:** Quick disconnect screw terminal card
## Key Features
• Dual switching configuration enables both series multiplexing and independent channel isolation
• Compact card form factor for integration into Keithley switching system chassis
• Flexible pole and channel architecture supports multiple test topologies
• Screw terminal connections provide quick disconnect capability for field changes
## Typical Applications
• Wafer Level Reliability (WLR) testing including Hot Carrier Injection (HCI), Negative Bias Temperature Instability (NBTI), Positive Bias Temperature Instability (PBTI), and Ultra-Fast BTI
• Gate oxide integrity assessment via Time Dependent Dielectric Breakdown (TDDB), Voltage Ramp (VRAMP), and Current Ramp (JRAMP) testing
• Metal interconnect characterization including Isothermal Electromigration (EM) and Poly Heater applications
• Semiconductor parametric test and electrical process monitoring
• General-purpose relay switching in cost-sensitive test environments
## Compatibility & Integration
The 7055-102-02A integrates with Keithley switching systems and functions as the screw terminal interface for the 7056 General-Purpose Scanner Card. Compatible with Keithley Automated Characterization Suite (ACS) software for WLR and parametric test solutions, and adaptable to Series S530 Parametric Test Systems.
