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TDA7515 Datasheet

  • TDA7515

  • RF-FRONTEND FOR AM/FM-DSP-CARRADIOS WITH IF SAMPLING

  • 80.65KB

  • STMicroelectronics   STMicroelectronics

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TDA7515
RF-FRONTEND FOR AM/FM-DSP-CARRADIOS
WITH IF SAMPLING
PRODUCT PREVIEW
s
s
s
s
s
RF AGC generation by RF and IF detection
I/Q Mixer for FM IF 10.7MHz with image
rejection and programmable IF tank adjust for
FM and AM
Preamplifier and mixer for IF 10.7MHz AM
upconversion
VCO and programmable divider for 鈥渨orld
receiver鈥?/div>
Programmable controlled IF-gain stage
TQFP44
ORDERING NUMBER: TDA7515
Additional features:
s
s
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High performance fast PLL for RDS-system
Electronic alignment for the preselection stages
All functions bus-controlled
AM/FM - DSP carradios with 10.7MHz - IF sampling.
It contains mixer and IF amplifiers for AM and FM,
VCO and PLL synthesizer on a single chip.
Use of BICMOS technology allows the implementa-
tion of several tuning functions and a minimum of ex-
ternal components.
DESCRIPTION
The frontend is a high performance tuner circuit for
1
BLOCK DIAGRAM
optional
2
2
AGC
ADJ
2
IF 10.7MHz
2
FM
PM
AGC
DAGC
I
Q
2
AGC
TV1
2
AM
PM
Bus
Interface
TV2
Supply
1/4
1/8
DIV
1/6
1/10
:1/:2/:3
VCO
LPOUT
PLL
REFDIV
LPAM
LPFM
LPHC
Fref
18/100kHz
00AT0037
July 2002
This is preliminary information on a new product now in development. Details are subject to change without notice.
1/5

TDA7515 產(chǎn)品屬性

  • 160

  • RF/IF 和 RFID

  • RF 接收器

  • -

  • -

  • -

  • -

  • AM，F(xiàn)M

  • AM/FM 無(wú)線電接收器

  • -

  • PCB，表面貼裝

  • -

  • PCB，表面貼裝

  • -

  • 12V

  • -40°C ~ 85°C

  • 44-LQFP

  • 44-LQFP（10x10）

  • 托盤

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