TEA7540 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

TEA7540

MONITOR AMPLIFIER

STMicroelectronics 

TEA7540

Figure 3: Test Configuration

Figure 4: Test Configuration

V+ = 3V

pin 7 is forced to transmit mode

pin 11 is forced to minimum gain

Input signal on pin 13 VINE = 1.5mVpp

output voltage VMICOUT measured on pin 12

G1min = 20log (VMICOUT / VINE)

Figure 5: Test Configuration

V+ = 3V

pin 7 is forced to transmit mode

Input signal on pin 13 VINE in the compressing range (5mVpp for

example)

output voltage VMICOUT measured on pin 12

Figure 6: Test Configuration

V+ = 3V

pin 7 is forced to transmit mode

pin 11 is forced to maximum gain

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V+ = 3V

pin 7 is forced to transmit mode

pin 11 is forced to minimum gain

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