參數(shù)資料
型號： LA1776M
元件分類： 調(diào)諧器
英文描述： 2-BAND, AUDIO TUNER, PQFP64
封裝： 14 X 14 MM, QFP-64
文件頁數(shù)： 41/41頁
文件大小： 547K
代理商： LA1776M
No.8085-9/41
LA1776M
Continued on next page.
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3
5
FM OSC
AM/FM
switching circuit
VCC
4V
GND
8V
+
–
+
5
AM/FM SW
The pin 5 input voltage state (high or low) switches
between AM and FM modes.
V5 = high (8 V): FM
V5 = low (0 V): AM
This level is also used as the FM oscillator circuit
VCC.
6
7
3 k
15 k
1 k
3 k
3 k
2 M
0.01
F
0.022
F
200
+
6
7
Noise AGC sensitivity
AGC adjustment
After setting up the medium field (about 50 dB)
sensitivity with the noise sensitivity setting pin (pin
6), set the weak field (about 20 to 30 dB) sensitivity
with the AGC adjustment pin (pin 7)
8
FM OSC
AM OSC
8
AM/FM oscillator buffer
output
This pin is shared by the AM and FM systems.
9
VCC (16 pin)
A L C
9
AM OSC
AM system first oscillator
This oscillator can provide frequencies for use up to
the shortwave band.
This pin includes an ALC circuit.
Pin No.
Pin
Description
Equivalent circuit
相關(guān)PDF資料
PDF描述
LA1776M 2-BAND, AUDIO TUNER, PQFP64
LA1780M 2-BAND, AUDIO TUNER, PQFP64
LA1781M AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
LA1784M AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
LA1787NM AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LA1776M_09 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Single-Chip Tuner IC for Car Radios
LA1776M-MPB-E 功能描述:調(diào)諧器 RoHS:否 制造商:NXP Semiconductors 功能: 噪聲系數(shù): 工作電源電壓: 最小工作溫度: 最大工作溫度:
LA177B/HG-2 制造商:LIGITEK 制造商全稱:LIGITEK electronics co., ltd. 功能描述:LED ARRAY
LA177B-1-SRG 制造商:LIGITEK 制造商全稱:LIGITEK electronics co., ltd. 功能描述:LED ARRAY
LA177B-HG-2 制造商:LIGITEK 制造商全稱:LIGITEK electronics co., ltd. 功能描述:LED ARRAY
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