LPC11E14FHN33/401, NXP Semiconductors, LPC11E14FHN33/401, Datasheet - Page 48
LPC11E14FHN33/401,
Manufacturer Part Number
LPC11E14FHN33/401,
Description
ARM Microcontrollers - MCU 32kB 4kB EE 10kB SRAM
Manufacturer
NXP Semiconductors
Datasheet
1.LPC11E13FBD48301.pdf
(61 pages)
Specifications of LPC11E14FHN33/401,
Rohs
yes
Core
ARM Cortex M0
Processor Series
LPC11E1x
Data Bus Width
32 bit
Maximum Clock Frequency
50 MHz
Program Memory Size
32 KB
Data Ram Size
4 KB
On-chip Adc
Yes
Operating Supply Voltage
3.3 V
Operating Temperature Range
- 40 C to + 85 C
Package / Case
HVQFN-33
Mounting Style
SMD/SMT
Factory Pack Quantity
260
NXP Semiconductors
LPC11E1X
Product data sheet
11.2 XTAL Printed-Circuit Board (PCB) layout guidelines
Table 17.
Table 18.
Fundamental oscillation
frequency F
5 MHz - 10 MHz
10 MHz - 15 MHz
15 MHz - 20 MHz
Fundamental oscillation
frequency F
15 MHz - 20 MHz
20 MHz - 25 MHz
Follow these guidelines for PCB layout:
1 MHz - 5 MHz
Fig 26. Oscillator modes and models: oscillation mode of operation and external crystal
•
•
Connect the crystal on the PCB as close as possible to the oscillator input and output
pins of the chip.
Take care that the load capacitors C
use have a common ground plane.
model used for C
Recommended values for C
components parameters) low frequency mode
Recommended values for C
components parameters) high frequency mode
OSC
OSC
All information provided in this document is subject to legal disclaimers.
XTALIN
C X1
LPC1xxx
Rev. 1 — 20 February 2012
XTAL
X1
Crystal load
capacitance C
10 pF
20 pF
30 pF
10 pF
20 pF
30 pF
10 pF
20 pF
10 pF
Crystal load
capacitance C
10 pF
20 pF
10 pF
20 pF
/C
X2
XTALOUT
evaluation
C X2
X1
X1
/C
/C
x1
L
L
X2
X2
, C
in oscillation mode (crystal and external
in oscillation mode (crystal and external
x2
Maximum crystal
series resistance R
< 300
< 300
< 300
< 300
< 200
< 100
< 160
< 60
< 80
Maximum crystal
series resistance R
< 180
< 100
< 160
< 80
, and C
32-bit ARM Cortex-M0 microcontroller
=
x3
in case of third overtone crystal
S
S
L
C L
R S
LPC11E1x
External load
capacitors C
18 pF, 18 pF
39 pF, 39 pF
57 pF, 57 pF
18 pF, 18 pF
39 pF, 39 pF
57 pF, 57 pF
18 pF, 18 pF
39 pF, 39 pF
18 pF, 18 pF
External load
capacitors C
18 pF, 18 pF
39 pF, 39 pF
18 pF, 18 pF
39 pF, 39 pF
002aaf424
© NXP B.V. 2012. All rights reserved.
C P
X1
X1
, C
, C
48 of 61
X2
X2