TDA5235
Reference
#
Parameter
Symbol
Limit Values
Unit Test Conditions
Remarks
min. typ. max.
L1.8
Data Rate 16 kBit/s
SASK8
-104
-101
dBm
peak
m = 100%
■
2nd IF BW = 300 kHz;
IFATT = 7, CDR = fast;
Data Slicer Bit Mode;
Note: 3dB sensitivity loss
@ foffset = +/-100 kHz
L2
Sensitivity Limit in FSK Mode;
Manchester coding
At DC = 50% and
DRE = 0%.
T
amb = 25 °C
L2.1
Data Rate 2 kBit/s;
Δf = 10 kHz
SFSK1
-118
-113
-112
-115
-110
-109
dBm
dBm
dBm
2
nd IF BW = 50 kHz;
■
■
■
PDF = 33 kHz, AFC off;
IFATT = 0, CDR = normal;
Data Slicer Bit Mode
L2.2
L2.3
Data Rate 10 kBit/s; SFSK2
Δf = 14 kHz
2nd IF BW = 50 kHz;
PDF = 65 kHz, AFC off;
IFATT = 0, CDR = normal;
Data Slicer Bit Mode
Data Rate 10 kBit/s; SFSK3
2nd IF BW = 125 kHz;
Δf = 50 kHz
PDF = 132 kHz, AFC off;
IFATT = 0, CDR = normal;
Data Slicer Bit Mode;
868/915MHz: <=1dB loss
L2.4
L2.5
Data Rate 50 kBit/s; SFSK4
Δf = 50 kHz
-106
-108
-103
-105
dBm
dBm
2nd IF BW = 300 kHz;
PDF = 239 kHz, AFC off;
IFATT = 0, CDR = normal;
Data Slicer Bit Mode
■
■
Data Rate 2 kBit/s;
SFSK5
2nd IF BW = 300 kHz;
PDF = 282 kHz;
Δf = 10 kHz
IFATT = 7, CDR = fast;
Data Slicer Bit Mode;
868/915MHz:<=1dBloss;
Note: 3dB sensitivity loss
@ foffset=+/-90kHz @ AFC on
L2.6
L2.7
Data Rate 10 kBit/s; SFSK6
Δf = 14 kHz
-107
-109
-104
-106
dBm
dBm
2
nd IF BW = 300 kHz;
■
■
PDF = 282 kHz;
IFATT = 7, CDR = fast;
Data Slicer Bit Mode;
Note: 3dB sensitivity loss
@ foffset=+/-90kHz @ AFC on
Data Rate 10 kBit/s; SFSK7
Δf = 50 kHz
2nd IF BW = 300 kHz;
PDF = 282 kHz;
IFATT = 7, CDR = fast;
Data Slicer Bit Mode;
Note: 3dB sensitivity loss
@ foffset=+/-90kHz @ AFC on
Data Sheet
149
V1.0, 2010-02-19
INFINEON [ Infineon ]
