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參數(shù)資料
| 型號： | TDA4321XS |
| 廠商： | SIEMENS A G |
| 元件分類： | 接收器 |
| 英文描述： | FM, AUDIO DEMODULATOR, PDSO20 |
| 封裝： | TSSOP-20 |
| 文件頁數(shù)： | 6/16頁 |
| 文件大小： | 100K |
| 代理商： | TDA4321XS |
FS: 04/93
Page 14
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
The reproduction, transmission or use of this document or its contents is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights created
by patent grant or registration of a utility model or design, are reserved.
HL DOK
V66047-S1665-B100-G1
5.10.98
SIEMENS AG
IC-SPECIFICATION
TDA 4321 XS
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
Diagrams
VF Characteristic
VF
Test points to determine VF linearity
VF - Linearity:is determined at 25
°C
VF (M2) - VF (M1)
Slope
: m = ––––––––––––––––––
40 dB
The tolerance range of the VF - linearity is determined by
two parallel lines:
VFmax = VF (M1) + m (M + 60 dB+ 1dB)
VFmin = VF (M1) + m (M + 60 dB - 1dB)
The VF values within the VF dynamic range
(MVFmin≤M≤MVFmax)
must be inside the predetermined tolerance range:
VFmin ≤ VF ( M ) ≤ VFmax
-80
-60
-40
-20
0 UiIF (dBm)
5
M 2
M 1
2.5
VFmax
VFmin
ViIF
VF (V)
D2
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