CD8127CP ETC, CD8127CP Datasheet
CD8127CP
Manufacturer Part Number
CD8127CP
Description
Manufacturer
ETC
Datasheet
1.CD8127CP.pdf
(5 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
CD8127CP
Manufacturer:
PHI
Quantity:
6 233
1. 概述与特点
声多声道功能 适用于收音机和 3V 耳机式收音机 特点如下
2. 功能框图与引脚说明
2. 1 功能框图
地址 江苏省无锡市梁溪路 14 号
24
1
CD8127CP 是一块立体声调频调幅单片收音机电路 它具有 FM 前级调谐器 AM/FM FM 立体
FM
RF
无需外接 AM 检波线圈 IF 滤波电容和 FM IF 旁路电容
具有各种立体声调谐功能 FM F/E AM/FM IF FM MPX
FM IF S 抑制特性为外向特性 上外差式用
电源电压范围宽 V
封装形式 SDIP24
23
2
MIX
FM
华晶双极电路
3
22
MIX
AM
OSC
21
AM
4
CC
无 锡 华 晶 微 电 子 股 份 有 限 公 司
立体声调频调幅单片收音机电路
=1.8 ~ 7V
OSC
20
AM
AGC
5
第 1 页 共 5 页
DET
电话
AM
AF
AM
19
6
FM
AF
AM
IF
0510 5807123-5542
PRE
18
AM/FM
7
SW
LEVEL
DET
17
8
FM
IF
16
9
传真
TUN
LED
VCO
F.F
15
10
CD8127CP
0510 5803016
HYS
LED
14
ST
11
DECODE
www.DataSheet4U.com
SW
DET
13
FM
12
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CD8127CP Summary of contents
Page 1
... CD8127CP 是一块立体声调频调幅单片收音机电路 它具有 FM 前级调谐器 AM/FM FM 立体 声多声道功能 适用于收音机和 3V 耳机式收音机 特点如下 ...
Page 2
... AM 时 时 AM 时 为-3db V out f =72.3MHZ osc 第 2 页 共 5 页 CD8127CP www.DataSheet4U.com 符 号 功 能 立体声 R 端输出 OUT R 立体声 L 端输出 OUT L 压控振荡器 VCO 低通滤波 2 LPF2 低 ...
Page 3
... 点亮 导频信号输入 熄灭 2 LED 从转亮到转灭 P=15mV Vin=150mV 单声道 第 3 页 共 5 页 CD8127CP www.DataSheet4U.com 单位 典型 最大 199 447 uV 80 110 ...
Page 4
... AM L3 30k 3.3uF CD8127CP 33uF + 0.033uF 220k T6 图 5pF CD8127CP 0.033uF 图 2 第 4 页 共 5 页 CD8127CP www.DataSheet4U.com OUT LPF + 4. Vcc 220uF 0.1uF Vcc 100uF + ...
Page 5
... CD8127CP www.DataSheet4U.com ...