参数资料
型号: TA2057N
元件分类: 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP24
封装: SDIP-24
文件页数: 12/18页
文件大小: 970K
代理商: TA2057N
TA2057N
2002-10-30
3
Terminal Explanation (terminal voltage shows typical value at Ta = 25°C, VCC = 5V,
SW3 = off, SW9 = GND, and non
----signal test circuit)
DC Voltage (V)
Pin
No.
Characteristic
Internal Circuit
FM
AM
1
AM RF in
1.95
2
AM ssens
·
AM IF count output sensitivity adjust
terminal
·
Bias terminal for AM IF / DET out
switch circuit
V2 = GND →AM DET out (pin(19))
V2 = Vstb →AM IF out (pin(19))
0.5
(at SW9 =
Vstb1.45)
R2 = 10k
0.5
(at SW9 =
Vstb1.45)
R2 = 10k
3
FM ssens
·
FM IF count output sensitivity
adjust terminal
0
R3 = 10k
0
R3 = 10k
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