lpc1810 NXP Semiconductors, lpc1810 Datasheet - Page 79

• Manufacturer Part Number: lpc1810
• Description: Lpc1850/30/20/10 32-bit Arm Cortex-m3 Mcu; Up To 200 Kb Sram; Ethernet, Two High-speed Usb, Lcd, And External Memory Controller
• Manufacturer: NXP Semiconductors

NXP Semiconductors
LPC1850_30_20_10
Objective data sheet
Table 22.
Table 23.
Fundamental oscillation
frequency
12 MHz
16 MHz
20 MHz
Fundamental oscillation
frequency
15 MHz
20 MHz
Fig 25. Slave mode operation of the on-chip oscillator
Fig 26. Oscillator modes with external crystal model used for C
Recommended values for C
components parameters) low frequency mode
Recommended values for C
components parameters) high frequency mode
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XTAL1
C X1
LPC18xx
Rev. 1.2 — 17 February 2011
XTAL
Maximum crystal series
resistance R
< 80 
< 80 
< 100 
XTAL2
C X2
<100 
Maximum crystal series
resistance R
< 160 
< 160 
< 120 
< 80 
< 80 
X1/X2
X1/X2
XTAL1
S
LPC1xxx
C i
100 pF
in oscillation mode (crystal and external
in oscillation mode (crystal and external
S
002aae835
32-bit ARM Cortex-M3 microcontroller
C g
LPC1850/30/20/10
=
External load capacitors C
C
18 pF, 18 pF
39 pF, 39 pF
47 pF, 47 pF
x2
External load capacitors
C
18 pF, 18 pF
39 pF, 39 pF
18 pF, 18 pF
33 pF, 33 pF
18 pF, 18 pF
33 pF, 33 pF
X1
X1
/C
L
C L
R S
, C
X2
002aag031
X2
evaluation
© NXP B.V. 2011. All rights reserved.
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X1
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