Manufacturer Part Number
STM7E1AR
Manufacturer
STMicroelectronics
Introduction
The STM7E1AR is an interface analog switch specifically designed for telecommunications applications, featuring a 4:2 multiplexer/demultiplexer circuit.
Product Features and Performance
7-channel configuration
On-State Resistance (Max): 2Ohm
Compatible with single supply voltage of 3.3V and dual supply voltage of ±3.3V
-3db Bandwidth: 12MHz
Supports E1 and T1 telecommunications standards
Operating Temperature range from -40°C to 85°C
Product Advantages
Low on-state resistance improves signal integrity
Wide bandwidth suited for high-speed telecom data rates
Robust temperature range for varied environments
Key Technical Parameters
Multiplexer/Demultiplexer Circuit: 4:2
Number of Channels: 7
On-State Resistance (Max): 2Ohm
Voltage Supply, Single (V+): 3.3V
Voltage Supply, Dual (V±): ±3.3V
-3db Bandwidth: 12MHz
Quality and Safety Features
Robust operating temperature range ensures reliable performance under extreme conditions
Compatibility
Designed for use in telecommunications systems
Surface Mount technology for PCB assembly
Application Areas
Primarily used in telecommunications equipment
Product Lifecycle
Product Status: Active
Not currently nearing discontinuation
Availability of replacements or upgrades to be determined by manufacturer
Several Key Reasons to Choose This Product
Specialized for high-speed telecommunication applications
High performance with low on-state resistance
Broad supply voltage range for greater design flexibility
Meets industry standards for E1 and T1 interfaces
Suitable for harsh environmental conditions due to wide operating temperature range
Offered in a space-saving 64-LQFP package
STM7822ASAMHOP