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TDA7427AD1TR PDF预览

TDA7427AD1TR

更新时间: 2024-09-30 20:08:23
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 光电二极管
页数 文件大小 规格书
21页 149K
描述
PLL FREQUENCY SYNTHESIZER, 200MHz, PDSO28, SO-28

TDA7427AD1TR 技术参数

是否无铅: 含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:SOIC
包装说明:SOP,针数:28
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.41其他特性:ALSO REQUIRES A 10V NOMINAL SUPPLY
模拟集成电路 - 其他类型:PLL FREQUENCY SYNTHESIZERJESD-30 代码:R-PDSO-G28
JESD-609代码:e0长度:17.9 mm
功能数量:1端子数量:28
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
座面最大高度:2.65 mm最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):4.5 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:TIN LEAD
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.5 mmBase Number Matches:1

TDA7427AD1TR 数据手册

 浏览型号TDA7427AD1TR的Datasheet PDF文件第2页浏览型号TDA7427AD1TR的Datasheet PDF文件第3页浏览型号TDA7427AD1TR的Datasheet PDF文件第4页浏览型号TDA7427AD1TR的Datasheet PDF文件第5页浏览型号TDA7427AD1TR的Datasheet PDF文件第6页浏览型号TDA7427AD1TR的Datasheet PDF文件第7页 
TDA7427A  
AM-FM RADIO FREQUENCY SYNTHESIZER  
AND IF COUNTER  
ON-CHIP REFERENCE OSCILLATOR AND  
PROGRAMMABLE IF COUNTER  
VHF INPUT AND PRECOUNTER FOR FRE-  
QUENCIES UP TO 290MHz (SUITABLE FOR  
DAB APPLICATION)  
HF INPUT FOR FREQUENCIES UP TO  
64MHz (SHORT WAVE BAND)  
IN-LOCK DETECTOR FOR SEARCH/STOP  
STATION FUNCTION  
SO28  
TSSOP28  
STAND-BY MODE FOR LOW POWER CON-  
SUMPTION  
ORDERING NUMBERS:  
TDA7427AD (TSSOP28)  
TDA7427AD1 (SO28)  
HIGH CURRENT SOURCE FOR 0.5ms  
LOCK-IN TIME  
DIGITAL PORT EXTENSION WITH SIX OUT-  
PUTS FOR FLEXIBILITYIN APPLICATION  
FULLY PROGRAMMABLE BY I2C BUS  
with an additional IF counting system that per-  
forms all the functions needed in a complete PLL  
radio tuning system for conventional and high  
speed RDS tuners. The device has dedicated out-  
puts for IN-LOCK detection and Search/Stop sta-  
tion.  
DESCRIPTION  
The TDA7427A is a PLL frequency synthesizer  
BLOCK DIAGRAM  
17  
SWITCH  
OUT  
DOUT1/INLOCK  
24  
FM_IN  
2
LP_HC  
PRECOUNTER  
:32/33  
5 BIT PROG.  
COUNTER  
3
1
INLOCK  
DETECTOR  
LP_AM  
LP_FM  
SWITCH  
LP1/LP2  
19  
25  
SWITCH  
AM/FM  
HFREF  
AM_IN  
SWITCH  
SWM/DIR  
SWITCH  
SWM/DIR  
-
28  
PHASE  
COMP  
CHARGE  
PUMP  
LP_OUT  
+
11 BIT PROG  
COUNTER  
VDD1  
9
OSCIN  
REF  
OSCILLATOR  
16 BIT PROG  
COUNTER  
10  
OSCOUT  
4
VREF  
20  
12  
13  
ADDR  
SCL  
2
26  
I
C BUS  
GNDAN  
INTERFACE  
SDA  
27  
21  
22  
14  
VDD2  
VDD1  
14 BIT PROG  
COUNTER  
TEST  
LOGIC  
SUPPLY  
&
POWER-ON  
RESET  
TIMER  
CONTROL  
GNDDIG  
IF_AM  
SWITCH  
AM/FM  
11-21 BIT PROG COUNTER  
PORT EXTENSION  
15  
IF_FM  
16  
SSTOP  
18  
5
6
7
8
D95AU372D  
DOUT2 DOUT3 DOUT4 DOUT5 DOUT6  
September 2002  
1/21  

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