参数资料
型号: MAX3420EETG+T
厂商: Maxim Integrated Products
文件页数: 3/22页
文件大小: 0K
描述: IC USB PERIPH CONTROLLER 24TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
控制器类型: USB 外设控制器
接口: USB/串行
电源电压: 3 V ~ 3.6 V
电流 - 电源: 15mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-WFQFN 裸露焊盘
供应商设备封装: 24-TQFN-EP(4x4)
包装: 带卷 (TR)
配用: MAX3420EEVKIT-2+-ND - EVAL KIT FOR MAX3420E
USB Peripheral Controller
with SPI Interface
Test Circuits and Timing Diagrams
Figure 6. Rise and Fall Times
VOL
VOH
tRISE
tFALL
90%
10%
Figure 7. Load for D+/D- AC Measurements
MAX3420E
D+ OR D-
TEST
POINT
33
Ω
15k
Ω
CL
SCLK
SS
MOSI
MISO
tDS
tDH
tCL
tDO
tCH
tT
HIGH
IMPEDANCE
8
1
2
9
10
16
tL
tCSS
tCSW
tCP
HIGH
IMPEDANCE
Figure 9. SPI Bus Timing Diagram (Half-Duplex Mode, SPI Mode (0,0))
SCLK
MOSI
MISO
NOTES:
1) DURING THE FIRST 8 CLOCKS CYCLES, THE MOSI PIN IS HIGH IMPEDANCE AND THE SPI MASTER DRIVES DATA ONTO THE MOSI PIN. SETUP AND HOLD TIMES ARE THE SAME AS
FOR FULL-DUPLEX MODE.
2) FOR SPI WRITE CYCLES, THE MOSI PIN CONTINUES TO BE HIGH IMPEDANCE AND THE EXTERNAL MASTER CONTINUES TO DRIVE MOSI.
3) FOR SPI READ CYCLES, AFTER THE 8TH CLOCK-RISING EDGE, THE MAX3420E STARTS DRIVING THE MOSI PIN AFTER TIME tON. THE EXTERNAL MASTER MUST TURN
OFF ITS DRIVER TO THE MOSI PIN BEFORE tON TO AVOID CONTENTION. PROPAGATION DELAYS ARE THE SAME AS FOR THE MOSI PIN IN FULL-DUPLEX MODE.
tDS
tDH
tCL
tCH
tDI
tOFF
tT
SS
HI-Z
8
1
2
9
10
16
tL
tCSW
tON
tCP
HIGH IMPEDANCE
Figure 8. SPI Bus Timing Diagram (Full-Duplex Mode, SPI Mode (0,0))
MAX3420E
11
Maxim Integrated
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相关代理商/技术参数
参数描述
MAX3420EEVKIT 制造商:Maxim Integrated Products 功能描述:MAX3420E EVAL KIT - Bulk
MAX3420EEVKIT-2+ 功能描述:界面开发工具 MAX3420E Eval Kit RoHS:否 制造商:Bourns 产品:Evaluation Boards 类型:RS-485 工具用于评估:ADM3485E 接口类型:RS-485 工作电源电压:3.3 V
MAX3421E 制造商:Maxim Integrated Products 功能描述:USB PERIPHERAL/HOST CONTROLLER WITH SPI INTERFACE - Rail/Tube
MAX3421EEHJ+ 功能描述:外围驱动器与原件 - PCI USB Peripheral Controller w/SPI RoHS:否 制造商:PLX Technology 工作电源电压: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:FCBGA-1156 封装:Tray
MAX3421EEHJ+T 功能描述:外围驱动器与原件 - PCI USB Peripheral Controller w/SPI RoHS:否 制造商:PLX Technology 工作电源电压: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:FCBGA-1156 封装:Tray