The Analog Devices AD7510DIKN is a protected analog switch IC built on dielectrically isolated CMOS technology for high-reliability signal routing in precision applications. This monolithic four-channel SPST switch delivers latch-proof operation with overvoltage protection rated to ±25V above the power supply rails, making it suitable for data acquisition, automatic test equipment, and communication systems requiring minimal signal distortion.
Technical Specifications
Switch Architecture
• Configuration: Four independent SPST (Single Pole Single Throw) switches
• On-Resistance (R_ON): 75 Ω typical; 100 Ω maximum (AD7510DIKN-DG); 175 Ω maximum
• Channel-to-Channel Match: 1% typical
• On-Resistance Drift: 0.01%/°C typical
Leakage and Isolation
• Off-Leakage Current: 0.5 nA typical, 5 nA maximum
• On-Leakage Current: 10 nA maximum
• Overvoltage Protection: ±25V above power supplies
Switching Performance
• Turn-On Time (t_ON): 180 ns typical
• Turn-Off Time (t_OFF): 350 ns typical
• Power Dissipation: 3 mW typical; 24 mW maximum
Electrical Operation
• Supply Voltage: Dual supply, typically ±15V
• Analog Signal Range: -10V to +10V
• Digital Interface: TTL/CMOS compatible
Package and Temperature
• Package: 16-lead DIP
• Temperature Range (Industrial ‘K’): 0°C to +70°C
• Additional Ranges: -25°C to +85°C; -55°C to +125°C (Military versions)
– Key Features
• Dielectrically isolated CMOS with silicon-nitride passivation
• Monolithic construction for integrated multi-switch functionality
• Low on-resistance with tight channel matching ensures signal integrity
• Minimal on-resistance temperature drift for stable operation across industrial and extended temperature ranges
• TTL/CMOS direct digital interface eliminates level-shifting requirements
– Typical Applications
• Data acquisition systems
• Automatic test equipment
• Communication systems
– Compatibility & Integration
The AD7510DIKN integrates directly with TTL and CMOS logic without external interface conditioning. Its four independent switches enable flexible multiplexing architectures in signal-path applications where channel-to-channel matching and low distortion are critical.
