DESCRIPTION
The DG449 is a dual supply single-pole/double-throw (SPDT) switches. On resistance is 38 Ω and flatness is 2.6 Ω max over the specified analog signal range. These analog switches were designed to provide high speed, low error switching of precision analog signals.

FEATURES
• ± 15 V analog signal range
• On-resistance - RDS(on): 38 Ωmax.
• VL logic supply not required
• TTL CMOS input compatible
• Rail to rail signal handling
• Dual or single supply operation

BENEFITS
• Wide dynamic range
• Low signal errors and distortion
• Break-before-make switching action
• Simple interfacing
• Small SOT23-8ld package; reduced board space
• Improved reliability

APPLICATIONS
• Precision test equipment
• Precision instrumentation
• Communications systems
• PBX, PABX systems
• Audio equipment
• Redundant systems
• PC multimedia boards
• Hard disc drives