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參數(shù)資料
| 型號(hào)： | HSP43124SC-45Z |
| 廠商： | Intersil |
| 文件頁數(shù)： | 18/18頁 |
| 文件大小： | 0K |
| 描述： | IC I/O FILTER SER 24BIT 28-SOIC |
| 標(biāo)準(zhǔn)包裝： | 26 |
| 濾波器類型： | 串行輸入/輸出 |
| 濾波器數(shù)： | 6 |
| 電源電壓： | 4.75 V ~ 5.25 V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 28-SOIC（0.295"，7.50mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 28-SOIC W |
| 包裝： | 管件 |
9
FIGURE 10A. BLOCK DIAGRAM OF FIXED COEFFICIENT
HALFBAND FILTERS
BITS2-0
100
0
1
11
1
101
1
11
1
010
0
01
1
011
0
11
1
000
0
00
0
001
0
00
1
MUX1 = (BIT2 AND BIT0) AND BIT1
MUX2 = BIT2
MUX3 = (BIT1 AND BIT0) OR BIT2
MUX4 = BIT1 OR BIT2
MUX5 = BIT0 OR BIT1 OR BIT2
INVALID = BIT2 AND BIT1
MULTIPLEXERS’ DECODER TABLE AND EQUATIONS
MUX5
MUX4
MUX3
MUX2
MUX1
HB5
HB4
HB3
HB2
HB1
INPUT TO
FNORMALIZED = Fs
Fs
FHB1= Fs or Fs/2
Fs/2
FHB1/2
FHB2 = FHB1 or FHB1/2
FNORMALIZED = FHB1
FHB3 = FHB2 or FHB2/2
FHB2/2
FNORMALIZED = FHB2
FHB3/2
FNORMALIZED = FHB3
FHB4 = FHB3 or FHB3/2
FHB4/2
FNORMALIZED = FHB4
OUTPUT OF
HALFBAND SECTION
HALFBAND
SECTION
01
MUX5
MUX4
MUX3
MUX2
MUX1
01
35 TAP
23 TAP
19 TAP
11 TAP
7 TAP
FIGURE 10B. SPECTRAL COMPOSITION OF FIVE CASCADED
HALFBANDS
FIGURE 10C. COMPOSITE RESPONSE OF FIXED COEFFI-
CIENT HALFBAND FILTERS WITH RESPECT TO
THE NORMALIZED FREQUENCY SHOWN IN FIG-
URE 10A
FCLK
4
FCLK
2
3FCLK
4
FCLK
2
FCLK
2
FS
2
FS
2
FCLK
4
FCLK
4
FCLK
4
FCLK
4
FCLK
8
FCLK
8
FCLK
8
FCLK
8
FCLK
16
FCLK
32
FCLK
32
FCLK
64
FCLK
64
STAGE 1
STAGE 2
STAGE 3
STAGE 4
STAGE 5
POSITE
FILTER
FCLK
16
COM-
-120
-140
-160
-180
-200
0
0.125
0.25
0.375
0.5
MAGNI
T
U
D
E
(dB)
-60
-40
-20
-80
-100
6dB BANDWIDTH
HB1 TRANSITION BW
NORMALIZED FREQUENCY
HB2
HB3
HB4
HB5
(NORMALIZED TO OUTPUT FREQUENCY)
HSP43124
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