參數(shù)資料
型號: RF2948BTR13
廠商: RF MICRO DEVICES INC
元件分類: 無繩電話/電話
英文描述: 2.4GHz SPREAD-SPECTRUM TRANSCEIVER
中文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC32
封裝: 5 X 5 MM, QFN-32
文件頁數(shù): 13/18頁
文件大小: 413K
代理商: RF2948BTR13
11-251
RF2948B
Rev A6 040930
NOTFORNEWDESGNS
Evaluation Board Schematic
(Download Bill of Materials from www.rfmd.com.)
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
25
26
27
28
29
30
31
32
17
18
19
20
21
22
23
24
PD
RX/TX EN
R44
23.7k, 1%
R49
10
C73
100 pF
C72
10 nF
VCC
C77
100 pF
R1
51
J1
X/TX IF IN
C76
100 pF
R10*
0
R61
220
R56
130
R9
0
R62
51
R11*
0
J6
IF OUT
C74
10 nF
VCC
TX VGC
RX VGC
C65
10 nF
C68
100 pF
R43
10
VCC
R42
10 k
C58
22 nF
C57
22 nF
VREF1 BUF
J2
Q OUT
J3
I OUT
C52
10 nF
VCC
J4
TXQ DATA
C47
1 nF
J5
TXI DATA
C69
10 nF
50
μ
strip
J11
IF LO
R32
47
R28*
270 k
VCC
C70
100 pF
R27
10
VCC
C95
22 pF
50
μ
strip
J10
PA OUT
C40
22 pF
50
μ
strip
R7
0
R8*
0
50
μ
strip
J9
PA IN
IN
OUT
GND
R5
0
50
μ
strip
R6*
0
J7
RF OUT
C60
10 nF
VCC
C40
22 pF
50
μ
strip
R45
47
J8
RF LO
L16
3.9 nH
R48
10
C48
1 nF
C91
5 pF
L14
33 nH
R54
10
VCC
C43
1 nF
C90
5 pF
R39
2.2 k
L15
27 nH
C50
3 pF
C44
12 pF
I
O
GND
FL2
374 MHz
L12
33 nH
VCC
C54
22 pF
P1
1
2
3
CON3
P1-2
VCC
GND
C24
10 nF
P1-3
C82
100 pF
TX VGC
P2
1
2
3
4
CON4
P2-2
RX/TX EN
GND
C12
10 nF
P2-3
C20
10 nF
PD
P2-4
C19
100 pF
RX VGC
CON2
P3
1
2
GND
P3-1
VREF1 BUF
*Configured for RX Demod and
TX Cascaded Evaluation
Evaluate
Populate
Changes
N/A
R56 to 0
TX Mod Out
TX Upconverter
R11
R10
Unpopulate
R62
R9, R61
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