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TRF6900PTR 参数 Datasheet PDF下载

TRF6900PTR图片预览
型号: TRF6900PTR
PDF下载: 下载PDF文件 查看货源
内容描述: [暂无描述]
分类和应用: 电信集成电路蜂窝电话电路电信电路射频
文件页数/大小: 34 页 / 485 K
品牌: TI [ TEXAS INSTRUMENTS ]
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TRF6900  
SINGLE-CHIP RF TRANSCEIVER  
SLAS213C – SEPTEMBER 1999 – REVISED MAY 2000  
functional block diagram  
48  
47  
46  
45  
44  
43  
42  
41  
40  
39  
38  
nd  
37  
2
IF  
36  
35  
34  
33  
32  
31  
30  
29  
28  
Amplifier/  
Limiter  
DEM_VCC  
DEM_TANK  
DEM_TANK  
RSSI_OUT  
AMP_IN  
1
LNA_GND  
LNA_IN  
RF Buffer  
Amplifier  
2
3
RF  
Mixer  
FM/FSK  
Demodulator  
RSSI  
LNA  
LNA_GND  
st  
1
IF  
Amplifier  
4
Power  
Amplifier  
LO Buffer  
Amplifier  
Buffer  
Amplifier  
PA_VCC  
Data Switch  
5
6
PA_OUT  
PA_GND  
LPF Amplifier/  
Post-Detection  
Amplifier  
AMP_CAP  
7
8
AMP_OUT  
S&H_CAP  
PLL_GND  
Data  
Slicer  
TRF6900  
(TOP VIEW)  
PD_SET  
PD_OUT2  
PD_OUT1  
9
DATA_OUT  
PLL  
10  
27  
26  
25  
DATA  
Direct Digital Synthesizer  
Serial  
Interface  
11  
12  
and  
CLOCK  
STROBE  
LOCKDET  
PLL_VCC  
Power-Down Logic  
VCO  
14  
13  
15  
16  
17  
18 19  
20  
21  
22  
23  
24  
Terminal Functions  
TERMINAL  
NAME  
I/O  
DESCRIPTION  
NO.  
AMP_CAP  
31  
I/O  
ConnectionforLPFamplifier/post-detectionamplifiercapacitor/resistorusedtoreducetheinternallowpass  
filter frequency and to adjust the post-detection gain  
AMP_IN  
32  
30  
26  
27  
28  
15  
I
O
I
Analog post-detection amplifier input  
Analog post-detection amplifier output  
Serial interface clock signal  
AMP_OUT  
CLOCK  
DATA  
I
Serial interface data signal  
DATA_OUT  
DDS_GND  
O
Digital output of the data slicer, active high  
Direct digital synthesizer ground  
4
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  
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