LPC1850 datasheet(120/142 Pages) NXP

Part #	LPC1850

Description	32-bit ARM Cortex-M3 MCU; up to 200 kB SRAM; Ethernet, two High-speed USB, LCD, and external memory controller

PDF	142 Pages

Scroll/Zoom	100%

Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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120 / 142 page

LPC1850_30_20_10

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Preliminary data sheet

Rev. 2.2 — 9 September 2011

120 of 142

NXP Semiconductors

LPC1850/30/20/10

32-bit ARM Cortex-M3 microcontroller

12 MHz

< 160



18 pF, 18 pF

< 160



39 pF, 39 pF

16 MHz

< 120



18 pF, 18 pF

< 80



33 pF, 33 pF

20 MHz

< 100



18 pF, 18 pF

< 80



33 pF, 33 pF

Table 27.

Recommended values for CX1/X2 in oscillation mode (crystal and external

components parameters) high frequency mode

Fundamental oscillation

frequency

Maximum crystal series

resistance RS

External load capacitors CX1,

Cx2

15 MHz

< 80



18 pF, 18 pF

20 MHz

< 80



39 pF, 39 pF

< 100



47 pF, 47 pF

Fig 43. Slave mode operation of the on-chip oscillator

Fig 44. Oscillator modes with external crystal model used for CX1/CX2 evaluation

Table 26.

Recommended values for CX1/X2 in oscillation mode (crystal and external

components parameters) low frequency mode

Fundamental oscillation

frequency

Maximum crystal series

resistance RS

External load capacitors

CX1, CX2

LPC1xxx

XTAL1

100 pF

002aae835

002aag031

LPC18xx

XTAL1

XTAL2

CX2

CX1

XTAL

LPC1850 Datasheet(PDF) 120 Page - NXP Semiconductors

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