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參數(shù)資料
| 型號(hào)： | TDA5212 |
| 廠商： | INFINEON TECHNOLOGIES AG |
| 英文描述： | ASK/FSK 915MHz Single Conversion Receiver |
| 中文描述： | 詢價(jià)/ FSK信號(hào)915MHz單一轉(zhuǎn)換接收器 |
| 文件頁(yè)數(shù)： | 40/51頁(yè) |
| 文件大?。?/td> | 1222K |
| 代理商： | TDA5212 |
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Reference
5 - 5
TDA 5212
preliminary
Wireless Components
Specification, May 2003
Table 5-3 AC/DC Characteristics with T
A
25 °C, V
VCC
= 4.5 ... 5.5 V (continued)
#
Parameter
Symbol
Limit Values
Unit
Test Conditions
L
Item
min
typ
max
3
Voltage Gain Antenna to
MI f
RF
= 915 MHz
G
AntMI
t.b.d.
dB
4
Noise Figure
NF
LNA
t.b.d.
dB
Signal Input LNI, V
THRES
= GND, low gain mode
1
Input impedance,
f
RF
= 915 MHz
S
11 LNA
0.753 / -86.26 deg
2
Input level @ 1dB C. P.
f
RF
= 915 MHz
P1dB
LNA
t.b.d.
dBm
Signal Input LNI, V
THRES
= GND, low gain mode
3
Input 3
rd
order intercept
point f
RF
= 915 MHz
IIP3
LNA
t.b.d.
dBm
f
in
= 914 & 916MHz
Signal Output LNO, V
THRES
= GND, low gain mode
1
Gain f
RF
= 915 MHz
S
21 LNA
0.174 / 107.4 deg
2
Output impedance,
f
RF
= 915 MHz
S
22 LNA
0.868 / -28.1 deg
3
Voltage Gain Antenna to
MI f
RF
= 915 MHz
G
AntMI
t.b.d.
dB
Signal 3VOUT (PIN 24)
1
Output voltage
V
3VOUT
2.9
3
3.1
V
I
3Vout
= 5μA
2
Current out
I
3VOUT
50
μA
Signal THRES (PIN 23)
1
Input Voltage range
V
THRES
0
V
S
-1V
V
see Section 4.1
2
LNA low gain mode
V
THRES
0
V
3
LNA high gain mode
V
THRES
2.8
3
V
S
V
or shorted to Pin 24
4
Current in
I
THRES_in
5
nA
Signal TAGC (PIN 4)
1
Current out,
LNA low gain state
I
TAGC_out
3.8
4.2
4.8
μA
RSSI > V
THRES
2
Current in,
LNA high gain state
I
TAGC_in
1
1.5
2
μA
RSSI < V
THRES
MIXER
Signal Input MI/MIX (PINS 8/9)
1
Input impedance,
f
RF
= 915 MHz
S
11 MIX
0.912 / -30.13 deg
2
Input 3
rd
order intercept
point
IIP3
MIX
-25
dBm
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