tda5251f1 Infineon Technologies Corporation, tda5251f1 Datasheet - Page 59
tda5251f1
Manufacturer Part Number
tda5251f1
Description
Ask/fsk 315mhz Wireless Transceiver
Manufacturer
Infineon Technologies Corporation
Datasheet
1.TDA5251F1.pdf
(88 pages)
- Current page: 59 of 88
- Download datasheet (3Mb)
Confidential
Table 3-10
3.5
The I/Q Limiters are DC coupled multistage amplifiers with offset-compensating feedback circuit
and an overall gain of approximately 80dB each in the frequency range of 100Hz up to 350kHz.
Receive Signal Strength Indicator (RSSI) generators are included in both limiters which produce DC
voltages that are directly proportional to the input signal level in the respective channels. The
resulting I- and Q-channel RSSI-signals are summed to the nominal RSSI signal.
Figure 3-20
Preliminary Specification
D7
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
Q- Filter
I- Filter
C
Limiter and RSSI
c
3dB cutoff frequencies Data Filter
D6
Limiter and Pinning
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
38
f g
f g
37
C
c
D5
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
36
35
C
D4
c
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
34
Limiter
Limiter
Q
I
33
59
C
c
32
nominal f
31
Quadr.
Quadr.
7 (default)
Corr.
Corr.
C
RSSI
102
11
14
18
23
28
32
39
49
55
64
73
86
-3dB
5
9
in kHz
SUM
29
RSSI
TDA5251 F1
Version 1.0
Application
37k
2003-02-18
limiter input.wmf
Related parts for tda5251f1
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Antenna Switch Silicon Pin Diode
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Silicon Switching Diodes
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Single Igbt Driver Ic
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Igbt Modules
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Igbt Modules
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Igbt Modules
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
5 Volt Standard Regulator
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Active Biased Transistor
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
N-channel Small Signal Mosfet 20v?800v
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Sipmos Small-signal Transistor
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Complementary Mosfets 60v Small-signal-transistor
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Complementary Mosfets 60v
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
P-channel Mosfets Power-transistor
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
N-channel Mosfet 20v?300v Power Transistor Power Mosfet
Manufacturer:
Infineon Technologies Corporation
Datasheet:
Part Number:
Description:
Power Mosfets
Manufacturer:
Infineon Technologies Corporation
Datasheet: