参数资料
型号: OM13032,598
厂商: NXP Semiconductors
文件页数: 53/74页
文件大小: 0K
描述: BOARD EVAL LPC11U24
标准包装: 1
类型: MCU
适用于相关产品: LPC11U24
所含物品:
其它名称: 568-8599
LPC11U2X
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2014. All rights reserved.
Product data sheet
Rev. 2.2 — 11 March 2014
57 of 74
NXP Semiconductors
LPC11U2x
32-bit ARM Cortex-M0 microcontroller
11.5 Reset pad configuration
11.6 ADC effective input impedance
A simplified diagram of the ADC input channels can be used to determine the effective
input impedance seen from an external voltage source. See Figure 33.
The effective input impedance, Rin, seen by the external voltage source, VEXT, is the
parallel impedance of ((1/fs x Cia) + Rmux + Rsw) and (1/fs x Cio), and can be calculated
using Equation 1 with
fs = sampling frequency
Cia = ADC analog input capacitance
Rmux = analog mux resistance
Rsw = switch resistance
Cio = pin capacitance
(1)
Fig 32. Reset pad configuration
VSS
reset
002aaf274
VDD
Rpu
ESD
20 ns RC
GLITCH FILTER
PIN
Fig 33. ADC input channel
Cia
Rs
VSS
VEXT
002aah615
ADC
COMPARATOR
ADC Block
Rin
Cio
Rmux
Rsw
Source
<2 k
Ω
<1.3 k
Ω
R
in
1
f
s
C
ia
------------------
R
mux
R
sw
++
1
f
s
C
io
------------------
=
相关PDF资料
PDF描述
12RS153C INDUCTOR RAD 15UH 4A T/H 10X10
V375C12C75B2 CONVERTER MOD DC/DC 12V 75W
GSM11DSEN-S243 CONN EDGECARD 22POS .156 EYELET
LTC1558CS-3.3#TRPBF IC BACKUP BATT CNTRLR3.3V 16SOIC
V375C12C75B CONVERTER MOD DC/DC 12V 75W
相关代理商/技术参数
参数描述
OM13033 制造商:NXP Semiconductors 功能描述:EVAL ARM NGX LPC11U24 制造商:NXP Semiconductors 功能描述:LPC11U24, NGX, KEIL, EVAL BOARD 制造商:NXP Semiconductors 功能描述:LPC11U24, NGX, KEIL, EVAL BOARD; Silicon Manufacturer:NXP; Core Architecture:ARM; Core Sub-Architecture:Cortex-M0; Silicon Core Number:LPC11xxx; Silicon Family Name:LPC11Uxx; Features:Evaluation Board for LPC11U24 Microcontroller; ;RoHS Compliant: Yes
OM13033,598 功能描述:开发板和工具包 - ARM NGX LPC11U24 Eval Board RoHS:否 制造商:Arduino 产品:Development Boards 工具用于评估:ATSAM3X8EA-AU 核心:ARM Cortex M3 接口类型:DAC, ICSP, JTAG, UART, USB 工作电源电压:3.3 V
OM13033598 制造商:NXP Semiconductors 功能描述:EVAL ARM NGX LPC11U24
OM13034,598 制造商:NXP Semiconductors 功能描述:EVAL, IAR, LPC1347, J-LINK LITE 制造商:NXP Semiconductors 功能描述:EVAL, IAR, LPC1347, J-LINK LITE, Silicon Manufacturer:NXP, Core Architecture:ARM 制造商:NXP Semiconductors 功能描述:EVAL, IAR, LPC1347, J-LINK LITE, Silicon Manufacturer:NXP, Core Architecture:ARM, Core Sub-Architecture:Cortex-M3, Silicon Core Number:LPC1347, Silicon Family Name:LPC1300, Kit Contents:Evaluation Board for LPC1347 , RoHS Compliant: Yes
OM13034598 制造商:NXP Semiconductors 功能描述:EVAL IAR LPC1347 J-LINK LITE