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FEATURES
• 4 Matched NPN Transistors
º 300 typical hfe of 100 º 300A minimum hfe of 150 º 300B minimum hfe of 300
• 4 Matched PNP Transistors
º 320 typical hfe of 75
• 2 Matched PNP and 2 Matched NPN Transistors
º 340 PNP typical hfe of 75 º 340 NPN typical hfe of 100
• Low Voltage Noise
º 0.75 nV/ √Hz (PNP) º 0.8 nV/ √Hz (NPN)
• High Speed
º fT = 350 MHz (NPN) º fT = 325 MHz (PNP)
• 500 μV matching between devices
• Dielectrically Isolated for low crosstalk and high DC isolation
• 36V VCEO
Low-Noise Matched Transistor Array ICs
THAT 300 Series APPLICATIONS
• Low Noise Front Ends
• Microphone Preamplifiers
• Log/Antilog Amplifiers
• Current Sources
• Current Mirrors
• Multipliers
Description
The THAT 300, 320 and 340 are large geometry, 4-transistor, monolithic NPN and/or PNP arrays.