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參數(shù)資料
| 型號： | TDA7326 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | PLL合成/DDS/VCOs |
| 英文描述： | PLL FREQUENCY SYNTHESIZER, 140 MHz, PDIP16 |
| 封裝： | DIP-16 |
| 文件頁數(shù)： | 4/16頁 |
| 文件大小： | 1133K |
| 代理商： | TDA7326 |
d) CONDITIONS:
AM DIRECT MODE, (fRF = 530KHz, fREF = 1KHz; IF = 450KHz
it follows: FVCO = 530 + 450 = 980KHz
DIV_VAL =
FVCO
fREF
1 =
980
1
1 = 979 = 3D3 Hex
=
0000
111101
0011
PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0 SC5 SC4 SC3 SC2 SC1 SC0
binary
e) CONDITIONS:
AM DIRECT MODE, (fRF = 1710KHz, fREF = 1KHz; IF = 450KHz
it follows: FVCO = 1710 + 450 = 2160KHz
DIV_VAL =
FVCO
fREF
1 =
2160
1
1 = 2159 = 86F Hex
=
0
01000011011
11
PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0 SC5 SC4 SC3 SC2 SC1 SC0
binary
c) CONDITIONS:
FM MODE (fRF = 98.8MHz, fREF = 12.5KHz; IF = 10.7MHz
it follows: FVCO = 98.8 + 10.7 = 109.5MHz
DIV_VAL = 8760 - 64 = 8696 = 21 F8 Hex
=
100
00111111
000
PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0 SC5 SC4 SC3 SC2 SC1 SC0
SC = 56
binary
PC = 135
TDA7326
12/16
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