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參數(shù)資料
| 型號： | SA637DK-T |
| 英文描述： | Demodulator， Other/Special/Miscellaneous |
| 中文描述： | 解調(diào)器，其他/特別/雜項 |
| 文件頁數(shù)： | 9/11頁 |
| 文件大?。?/td> | 144K |
| 代理商： | SA637DK-T |
Philips Semiconductors RF Communications Products
Product specification
SA637
Low-voltage digital IF receiver
October 27, 1993
10
10
8
7
6
4
3
2
1
5
9
20
19
18
17
16
14
13
12
11
15
RSSI
MIXER
LO
BUFF
OSC
OUT
C8
R1
*
C7
C2
C15
X1
L3
V
CC
C14
C12
C1
L1
C5
C11
C6
FLT2
C3
C4
FLT1
5-30pF
5-30pF
0.1
μ
F
0.1
μ
F
10pF
0.1
μ
F
1000pF
0.1
μ
F
0.1
μ
F
68pF
0.1
μ
F
0.1
μ
F
1.0
μ
F
0.1
μ
F
R2
R3
R4
R5
R6
R7
R8
R9
L2
L3
L4
L5
L1
0
(short)
1k
1.0k
2.0k
OPEN
100
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
IRF
LIMITER
OSCILLATOR
+ –
+ –
R2
R1
OPEN
Figure 2. SA637 Application Circuit
FLT1
FLT2
X1
100
51
* NOTE: These components are optional and depend on user matching requirements.
Pads are provided on the demo board.
R2 and R9 set the RSSI buffer gain. For unity gain short R2 (Pin 7 to Pin 8)
and leave R9 open.
IF
R3
R8
*
C9
C10
LIMITER
OUT(–)
LIMITER
OUT(+)
POWER
DOWN
RSSI
R9
R4
R7
R6
L4
L5
C13
R5
RSSI BUFF
R
Component List
0.1
μ
F
0.15
μ
H PM20-R15M
0.15
μ
H PM20-R15M
0.47
μ
H PM20-R47M
OPEN
OPEN
455kHz SFGCC 455BX-TC
455kHz SFGCC 455BX-TC
82.705MHz CTS XTAL 020-3249-042
*
*
*
*
*
*
*
L2
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|---|---|
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| SA639DH,512 | 功能描述:射頻混合器 LV MIX FM IF SYS W/FILT AMP&DS RoHS:否 制造商:NXP Semiconductors 頻率范圍: 轉(zhuǎn)換損失——最大: 工作電源電壓:6 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
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