參數(shù)資料
型號(hào): T2803-PLQ
廠商: ATMEL CORP
元件分類: 無繩電話/電話
英文描述: SPST to 4PST Slide DIP Switches
中文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC48
封裝: 7 X 7 MM, MO-220, QFN-48
文件頁數(shù): 2/27頁
文件大?。?/td> 501K
代理商: T2803-PLQ
2
T2803 [Preliminary]
4572G–DECT–01/04
Table 1.
Functional Block Description
Name
AUX REG
BBF
CP
DAC
DEMOD
GF
IF AMP1
IF AMP2
IR MIXER
PC
PD
RAMP GEN
RC
RSSI
TX DRIVER
TX/RX SWITCH
VCO
VCO REG
Pin Configuration
Figure 2.
Pinning QFN48
Description
Auxiliary voltage regulator
Baseband filter
Charge pump
D/A converter for demodulator tuning
Demodulator
Gaussian filter for transmit data
1st intermediate frequency amplifier
2nd intermediate frequency amplifier
Image rejection mixer
Programmable counter
Phase detector
Ramp-signal generator
Reference counter
Received signal-strength indicator
Buffer amplifier for TX_OUT
Switches VCO signal to IR MIXER respectively TX DRIVER
Voltage-controlled oscillator
Voltage regulator for VCO
CLOCK
DATA
ENABLE
REF_CLK
LD
PU_REG
VS_PLL
VREG
REG_CTRL
VS_REG
GND_CP
VS_CP
RAMP_OUT
IF_IN2
IF_IN1
VS_IF
TX_OUT
GND3
RF_IN2
RF_IN1
GND2
IF_TANK2
IF_TANK1
RSSI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
36
35
34
33
32
31
30
29
28
27
26
25
48
47
46
45
44
43
42
41
40
39
38
37
T2803
R
T
M
O
T
V
G
P
P
I
R
M
C
G
V
G
V
V
B
D
B
R
D
D
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