TDA5230 Datasheet, PDF (171/186 Pages) Infineon Technologies AG – Universal Low Power ASK/FSK Single Conversion Multi-Channel Image-Reject Receiver

TDA523x
Specifications
#
Parameter
Symbol
Limit Values
Unit Test Conditions *
min. typ. max.
E.8 RSSI error user trimmed via DRSSI_offtrim -1
SFRs LIMGAIN and LIMOFFS
1
dB
t_amb = 25 °C;
*
Pin RSSI;
true RSSI-Signal;
2 mVeff at Pins
LIM-IN- vs.
LIM-IN+
E.9 RSSI slope untrimmed
dU_RSSI/dP_i
11
untrim
14.5 18
mV/dB
t_amb = 25 °C;
Pin RSSI;
2 mVeff at Pins
LIM-IN- vs.
LIM-IN+
E.10 RSSI slope user trimmed via dU_RSSI/dP_{i trim} 13.5 14.5 15.5 mV/dB t_amb = 25 °C;
*
SFRs LIMGAIN and LIMOFFS
Pin RSSI;
2 mVeff at Pins
LIM-IN- vs.
LIM-IN+
E.11 Resistive load at pin RSSI
R_L,RSSImax
100
kΩ
*
E.12 Capacitive load at pin RSSI C_L,RSSI
20
pF
*
Crystal Oscillator Characteristics
F.1 TDA5230
Crystal frequency
F.1E TDA5231
Crystal frequency
F.2 Shunt capacitance
F.3 Motional capacitance
F.4 Load capacitance
F.5 Trimming range of frequency
F.6 Trimming steps
F.7 Oscillator untrimmed
tolerance, not incl. crystal
tolerance
f_XTAL
f_XTAL31
C₀
C₁
C_L
Df_Trim
Df_{Trim_step}
F.8 Crystal oscillator settling time t_COSCsettle
(switching from low power to
high precision mode)
F.9 Clock output frequency at pin f_{clock_out}
CLKOUT/RXD
13.1
13.75 MHz
14.65
15.5 MHz
2
pF
*
3
6
10
fF
*
12
pF
*
-50
50
ppm
4
ppm
*
-25
30
ppm trim capacitor
*
default settings,
usage of
recommended
crystal
110
note 1 110
64*T_sys
*
0.5
f_sys
10 pF load
Digital Inputs/Outputs
Data Sheet
167
Version 4.0, 2007-06-01