參數(shù)資料
型號(hào): VMX51C900
廠商: Electronic Theatre Controls, Inc.
英文描述: Versa Mix 8051 MCU with LCD Controller and ADC
中文描述: 8051反之亦然混合與LCD控制器和ADC的微控制器
文件頁(yè)數(shù): 43/55頁(yè)
文件大?。?/td> 2395K
代理商: VMX51C900
VMX51C900
______________________________________________________________________________________________
www.ramtron.com
page 43 of 55
Crystal Configuration
The crystal connected to the VMX51C900 oscillator
input should be of a parallel type, operating in
fundamental mode.
The following table shows the recommended value of
the capacitors and feedback resistors used at different
operating frequencies.
VMX51C900 Crystal configuration
XTAL
3MHz
6MHz
C1
30 pF
30 pF
C2
30 pF
30 pF
R
open
open
12MHz
30 pF
30 pF
open
XTAL
C1
C2
R
16MHz
30 pF
30 pF
open
20MHz
22 pF
22 pF
open
25MHz
15 pF
15 pF
62KO
Note:
Oscillator circuits may differ with various crystals
or ceramic resonators of higher oscillation frequency.
Crystals or ceramic resonator characteristics vary from
one manufacturer to the other. The user should review
the technical literature provided with any crystal or
ceramic resonator or contact the manufacturer to
select the appropriate values for external components.
F
IGURE
22: C
RYSTAL CONFIGURATION
VMX51C900
XTAL1
XTAL2
XTAL
R
C1
C2
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
VMX51C900-25-L 功能描述:8位微控制器 -MCU 8K+256 25MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
VMX51C900-25-LG 功能描述:8位微控制器 -MCU 8K+256 25MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
VMX51C900-25-L-G 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Versa Mix 8051 MCU with LCD Controller and ADC
VMX51C900-25-P 功能描述:8位微控制器 -MCU 8K+256 25MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
VMX51C900-25-PG 功能描述:8位微控制器 -MCU 8K+256 25MHz 5V RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT