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参数资料
| 型号： | LA1836M |
| 元件分类： | 接收器 |
| 英文描述： | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO30 |
| 封装： | MFP-30 |
| 文件页数： | 9/13页 |
| 文件大小： | 534K |
| 代理商： | LA1836M |
Pin Functions
No. 4787-5/13
LA1836, 1836M
Pin No.
Function
Voltage
Internal equivalent circuit
Remarks
1
2
3
4
5
6
7
8
9
10
11
FM IF input
AM mixer output
FM IF input bypass
REG
AM IF input
GND
Tu – LED
ST – LED, AM – IF
output
FM detector
VCC
AM/FM IF buffer output,
output control SW
(muting switch)
VREG
VCC
VREG
0 V
VCC
VCC
0 V
Input impedance ri = 330
Also used for the AM noise filter
VREG = 3.6 V
Input impedance ri = 2 k
Active low
Open collector
AM stereo IF output (pin 8)
Recommended detector coil: 600TEAS-8199Z
(Toko)
SA281
(Sumida)
The post-amplifier muting turns on for applied
voltages of 1.3 V and over.
The IF buffer output turns on at 4.0 V and over.
Recommended muting on control voltage: 1.9 V
Continued on next page.
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