LPC1820FET100 NXP Semiconductors, LPC1820FET100 Datasheet - Page 104

• Manufacturer Part Number: LPC1820FET100
• Description: The LPC1820FET100 is a high-performance, cost-effective Cortex-M3 microcontroller featuring 168 kB of SRAM, and advanced peripherals including High Speed USB 2
• Manufacturer: NXP Semiconductors

NXP Semiconductors
LPC1850_30_20_10
Preliminary data sheet
11.3 Crystal oscillator
Table 11.
T
[1]
[2]
[3]
[4]
[5]
[6]
Symbol
Low-frequency mode (1 MHz - 20 MHz)
t
High-frequency mode (20 MHZ - 25 MHz)
t
amb
jit(per)
jit(per)
Parameters are valid over operating temperature range unless otherwise specified.
Typical ratings are not guaranteed. The values listed are at room temperature (25 C), nominal supply
voltages.
Indicates RMS period jitter.
PLL-induced jitter is not included.
Select HF = 0 in the XTAL_OSC_CTRL register.
Select HF = 1 in the XTAL_OSC_CTRL register.
=

40

Dynamic characteristic: oscillator
C to +85
Parameter
period jitter time
period jitter time
All information provided in this document is subject to legal disclaimers.

C; V
Rev. 3.1 — 15 December 2011
DD(IO)
, V
Conditions
5 MHz crystal
10 MHz crystal
15 MHz crystal
20 MHz crystal
25 MHz crystal
DD(REG)(3V3)
[5]
[6]
over specified ranges.
32-bit ARM Cortex-M3 microcontroller
[3][4]
[3][4]
LPC1850/30/20/10
Min
-
-
-
-
-
[1]
Typ
13.2
6.6
4.8
4.3
3.7
[2]
© NXP B.V. 2011. All rights reserved.
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Max
-
-
-
-
104 of 157
Unit
ps
ps
ps
ps
ps