參數(shù)資料
型號(hào): EFM32LG840F64
廠商: Energy Micro
文件頁數(shù): 54/67頁
文件大小: 0K
描述: IC MCU 32BIT 64KB FLASH QFN64
標(biāo)準(zhǔn)包裝: 1,000
系列: Leopard Gecko
核心處理器: ARM? Cortex?-M4
芯體尺寸: 32-位
速度: 48MHz
連通性: I²C,IrDA,智能卡,SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,DMA,LCD,POR,PWM,WDT
輸入/輸出數(shù): 56
程序存儲(chǔ)器容量: 64KB(64K x 8)
程序存儲(chǔ)器類型: 閃存
RAM 容量: 32K x 8
電壓 - 電源 (Vcc/Vdd): 1.85 V ~ 3.8 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x12b,D/A 2x12b
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 64-WFQFN 裸露焊盤
包裝: 帶卷 (TR)
Preliminary
...the world's most energy friendly microcontrollers
2013-06-28 - EFM32LG840FXX - d0115_Rev1.10
58
www.energymicro.com
Figure 5.3. QFN64 PCB Stencil Design
e
a
d
c
b
x
y
z
Table 5.3. QFN64 PCB Stencil Design Dimensions (Dimensions in mm)
Symbol
Dim. (mm)
Symbol
Dim. (mm)
a
0.75
e
8.90
b
0.22
x
2.70
c
0.50
y
2.70
d
8.90
z
0.80
1. The drawings are not to scale.
2. All dimensions are in millimeters.
3. All drawings are subject to change without notice.
4. The PCB Land Pattern drawing is in compliance with IPC-7351B.
5. Stencil thickness 0.125 mm.
6. For detailed pin-positioning, see Figure 4.3 (p. 55) .
5.2 Soldering Information
The latest IPC/JEDEC J-STD-020 recommendations for Pb-Free reflow soldering should be followed.
The packages have a Moisture Sensitivity Level rating of 3, please see the latest IPC/JEDEC J-STD-033
standard for MSL description and level 3 bake conditions.
相關(guān)PDF資料
PDF描述
MAX395CAG+T IC SWITCH OCTAL SPST 24SSOP
UPD78F1153AGK-GAK-AX MCU 16BIT 78K0R/KX3 80-LQFP
UPD78F1144AGK-GAJ-AX MCU 16BIT 78K0R/KX3 64-LQFP
MAX4550CAI+T IC CROSSPOINT SWITCH DUAL 28SSOP
MAX349CAP+T IC MULTIPLEXER 8X1 20SSOP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
EFM32LG840F64-QFN64 制造商:Energy Micro AS 功能描述:LEOPARD GECKO MICROCONTROLLER - Tape and Reel 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 64KB FLASH 64QFN
EFM32LG840F64-QFN64T 制造商:Energy Micro AS 功能描述:32 BIT ARM MPU, LEOPARD GECKO - Trays
EFM32LG840F64-QFN64-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 64KB FLASH 64QFN
EFM32LG840F64-T 制造商:Energy Micro AS 功能描述:IC MCU 32BIT 64KB FLASH 64QFN
EFM32LG842F128 功能描述:ARM微控制器 - MCU 128KB FL 32KB RAM RoHS:否 制造商:STMicroelectronics 核心:ARM Cortex M4F 處理器系列:STM32F373xx 數(shù)據(jù)總線寬度:32 bit 最大時(shí)鐘頻率:72 MHz 程序存儲(chǔ)器大小:256 KB 數(shù)據(jù) RAM 大小:32 KB 片上 ADC:Yes 工作電源電壓:1.65 V to 3.6 V, 2 V to 3.6 V, 2.2 V to 3.6 V 工作溫度范圍:- 40 C to + 85 C 封裝 / 箱體:LQFP-48 安裝風(fēng)格:SMD/SMT