參數(shù)資料
型號(hào)： EA-XPR-001
廠商： Embedded Artists
文件頁(yè)數(shù)： 48/74頁(yè)
文件大?。?/td> 0K
描述： BOARD LPCXPRESSO LPC1343
標(biāo)準(zhǔn)包裝： 1
系列： LPCXpresso
類型： MCU
適用于相關(guān)產(chǎn)品： EA-XPR-021，ARM Cortex-M3
所含物品： 板，軟件
配用： EA-XPR-021-ND - BOARD BASE LPCXPRESSO
LPC1311_13_42_43
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 5 — 6 June 2012
52 of 74
NXP Semiconductors
LPC1311/13/42/43
32-bit ARM Cortex-M3 microcontroller
10.4 Internal oscillators
[1]
Parameters are valid over operating temperature range unless otherwise specified.
[2]
Typical ratings are not guaranteed. The values listed are at room temperature (25
°C), nominal supply voltages.
[1]
Typical ratings are not guaranteed. The values listed are at nominal supply voltages.
[2]
The typical frequency spread over processing and temperature (Tamb =
40 °C to +85 °C) is ±40 %.
[3]
See the LPC13xx user manual.
Table 15.
Dynamic characteristics: IRC
Tamb =
40 °C to +85 °C; 2.7 V ≤ VDD ≤ 3.6 V[1].
Symbol
Parameter
Conditions
Min
Max
Unit
fosc(RC)
internal RC oscillator frequency
-
11.88
12
12.12
MHz
Conditions: Frequency values are typical values. 12 MHz
± 1 % accuracy is guaranteed for
2.7 V
≤ VDD ≤ 3.6 V and Tamb = 40 °C to +85 °C. Variations between parts may cause the IRC to
fall outside the 12 MHz
± 1 % accuracy specification for voltages below 2.7 V.
Fig 27. Internal RC oscillator frequency f versus temperature
temperature (
°C)
40
85
35
10
60
15
002aae987
11.95
12.05
12.15
f
(MHz)
11.85
VDD = 3.6 V
3.3 V
3.0 V
2.7 V
2.4 V
2.0 V
Table 16.
Dynamic characteristics: Watchdog oscillator
Symbol Parameter
Conditions
Min
Max
Unit
fosc(int)
internal oscillator frequency
DIVSEL = 0x1F, FREQSEL = 0x1 in the
WDTOSCCTRL register;
-
kHz
DIVSEL = 0x00, FREQSEL = 0xF in the
WDTOSCCTRL register
1700
-
kHz
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EA-XPR-002 功能描述:開發(fā)板和工具包 - ARM LPCXPRESSO LPC1114 RoHS:否 制造商:Arduino 產(chǎn)品:Development Boards 工具用于評(píng)估:ATSAM3X8EA-AU 核心:ARM Cortex M3 接口類型:DAC, ICSP, JTAG, UART, USB 工作電源電壓:3.3 V
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EA-XPR-006 功能描述:開發(fā)板和工具包 - ARM LPCXPRESSO BOARD LPC11C24 RoHS:否 制造商:Arduino 產(chǎn)品:Development Boards 工具用于評(píng)估:ATSAM3X8EA-AU 核心:ARM Cortex M3 接口類型:DAC, ICSP, JTAG, UART, USB 工作電源電壓:3.3 V
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