lh79524 NXP Semiconductors, lh79524 Datasheet - Page 56

• Manufacturer Part Number: lh79524
• Description: Lh79524; Lh79525 System-on-chip
• Manufacturer: NXP Semiconductors

LH79524/LH79525
56
NOTES:
1. Y1 is a parallel-resonant type crystal. (See table)
2. The nominal values for C1 and C2 shown are for
3. The values for C1 and C2 are dependent upon
4. R1 must be in the circuit.
5. Ground connections should be short and return
6. Tolerance for R1, C1, C2 is ≤ 5%.
processor's core ground pins.
a crystal specified at 18 pF load capacitance (CL).
the cystal's specified load capacitance and PCB
stray capacitance.
to the ground plane which is connected to the
Figure 40. Suggested External Components, 10 MHz to 20 MHz Oscillator
INTERNAL TO
THE LH79524/LH79525
EXTERNAL TO
THE LH79524/LH79525
NXP Semiconductors
Rev. 01 — 16 July 2007
ENABLE
XTALIN
RECOMMENDED CRYSTAL SPECIFICATIONS
PARAMETER
11.2896 MHz Crystal
Tolerance
Stability
Aging
Load Capacitance
ESR (MAX.)
Drive Level
Recommended Part
C1
18 pF
GND
10 - 20 MHz
1 MΩ
Y1
R1
DESCRIPTION
(AT-Cut) Parallel Mode
±50 ppm
±100 ppm
±5 ppm
18 pF
40 Ω
100 µW (MAX.)
CITIZEN CM309S - 11.2896 MABJTR
or equivalent
XTALOUT
C2
22 pF
GND
Preliminary data sheet
System-on-Chip
LH79525-12