tda5235 Infineon Technologies Corporation, tda5235 Datasheet - Page 143

• Manufacturer Part Number: tda5235
• Description: Enhanced Sensitivity Double-configuration Receiver With Digital Baseband Processing
• Manufacturer: Infineon Technologies Corporation

Data Sheet
Crystal Oscillator Characteristics
H1
H2
H2.1
H2.2
H2.3
H2.4
H2.5
H2.6
H2.7
H3
H4
H5
#
Parameter
Frequency range
Crystal parameters
Motional
capacitance
Motional resistance
Shunt capacitance
Load capacitance
Initial frequency
tolerance
Frequency trimming
range
Trimming step
Clock output
frequency at PPx pin
Crystal oscillator
settling time
(switching from Low
Power to High
Precision Mode)
Start up time
Symbol
f
C
R
C
C
f
Δf
Δf
f
t
t
XTAL
XTAL_Tol
clock_out
COSCsettle
start_up
1
1
0
Load
XTAL
X_step
min. typ.
3
-30
-50
11
292
Limit Values
21.948
717
6
18
2
12
1
292
0.45
143
max.
10
80
4
+30
+50
4
5.5M
292
1
Unit
MHz
fF
Ω
pF
pF
ppm
ppm
ppm
Hz
µs
ms
Remarks
nominal value
capacitor default settings,
usage of recommended
crystal);
not including crystal
tolerances
larger trimming range
possible via SD PLL
see also step size of
SD PLL
10pF load
NDK NX5032SD;
See also BOM for ext.
load caps;
Note: No SPI
communication is allowed
before XOSC start-up is
finished and chip reset is
already finished
Test Conditions
oscillator untrimmed (trim
crystal type:
V1.0, 2010-02-19
Reference
TDA5235
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