an7233sh Panasonic Corporation of North America, an7233sh Datasheet

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an7233sh

Manufacturer Part Number
an7233sh
Description
Fm/am Tuner For 1.5v Headphone Stereo
Manufacturer
Panasonic Corporation of North America
Datasheet
ICs for FM/AM Tuner
AN7233SH
FM/AM Tuner for 1.5V Headphone Stereo
stereo. It incorporates AM tuner + FM IF + FM detector +
FM MPX and has been provided with the station detec-
tion function and IF count output function required to sup-
port DTS, and the AM IF output function required to sup-
port AM stereo. It is included in the 28-lead SSOP pack-
age with 0.5mm pitch.
Low voltage operation : V
AM tuner/FM IF + FM detection + FM MPX : one chip
DTS supported
AM stereo support possible
Adjustable sensitivity for station detection
Small package
Overview
Features
Block Diagram
The AN7233SH is an IC for tuner of 1.5V headphone
AM
Osc
AM
Mix.
AM
RF
28
1
27
2
3
26
ST Ind.
CC
=1.0V or more
25
4
Freq.
Divider
IF
VCO
5
24
PC
LPF
6
23
7
22
AM Det.
AGC
LEVEL
Det.
21
8
20
9
MPX
SW
(0.65)
SD
28
1
V
10
19
CC
0.50
7.80 0.20
28-lead SSOP package (SSOP028-P-0300)
SEATING PLANE
FM
Det.
11
18
GND
12
17
0.2
15
14
+ 0.10
– 0.05
AM AF
Buffer
13
16
SEATING PLANE
14
15
Unit : mm
0.5 0.20
0 ~10˚

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an7233sh Summary of contents

Page 1

... ICs for FM/AM Tuner AN7233SH FM/AM Tuner for 1.5V Headphone Stereo Overview The AN7233SH for tuner of 1.5V headphone stereo. It incorporates AM tuner + detector + FM MPX and has been provided with the station detec- tion function and IF count output function required to sup- port DTS, and the AM IF output function required to sup- port AM stereo ...

Page 2

... AN7233SH Absolute Maximum Ratings (Ta=25˚C) Parameter Supply Voltage Supply Current Power Dissipation Operating Ambient Temperature Storage Temperature Recommended Operating Range (Ta=25˚C) Parameter Symbol Operating Supply Voltage Range V Electrical Characteristics (V =1.2V, Ta= 25˚C 2˚C) CC Parameter Symbol FM Total Circuit Current I Output Voltage V Limiting Sensitivity ...

Page 3

... Counter 4 0.22 F 0. MPX AM AF LPF Buffer SW AM Det. PC AGC FM LEVEL SD Det. Det 3.3k + 270pF IF Count AMIF 0.022 F 50 AN7233SH Audio MPX Fillter Analazer V 24k V CC STEREO SG 0.022 REQ Voltage Meter ...

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