参数资料
型号: MAX3421EETJ+
厂商: Maxim Integrated Products
文件页数: 6/28页
文件大小: 0K
描述: IC USB PERIPH/HOST CNTRL 32TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
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: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 托盘
产品目录页面: 1407 (CN2011-ZH PDF)
配用: MAX3421EVKIT-1+-ND - EVAL KIT FOR MAX3421E
MAX3421E
USB Peripheral/Host Controller
with SPI Interface
14
Maxim Integrated
Test Circuits and Timing Diagrams
Figure 8. Rise and Fall Times
VOL
VOH
tRISE
tFALL
90%
10%
Figure 9. Load for D+/D- AC Measurements
MAX3421E
D+ OR D-
TEST
POINT
33
Ω
15k
Ω
CL
SCLK
SS
MOSI
MISO
tDS
tDH
tCL
tDO
tCH
tT
8
1
2
9
10
16
tL
tCSS
tCSW
tCP
HIGH
IMPEDANCE
HIGH
IMPEDANCE
Figure 11. 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-FALLING EDGE, THE MAX3421E 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
HIGH
IMPEDANCE
Figure 10. SPI Bus Timing Diagram (Full-Duplex Mode, SPI Mode (0,0))
相关PDF资料
PDF描述
MAX3430ESA+T IC TXRX RS-485 3.3V 8-SOIC
MAX3440EASA+ IC TXRX RS-485 8-SOIC
MAX3452EETE+ IC USB TRANSCEIVER 16-TQFN
MAX3456EETE+T TXRX USB +/-15KV ESD PROT 16TQFN
MAX3464ESA+T IC TXRX RS485/422 8-SOIC
相关代理商/技术参数
参数描述
MAX3421EETJ+ 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
MAX3421EETJ+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
MAX3421EVKIT-1+ 功能描述:界面开发工具 MAX3421E/20E 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
MAX3430CPA 功能描述:RS-485接口IC RoHS:否 制造商:Texas Instruments 数据速率:250 Kbps 工作电源电压:3.3 V 电源电流:750 uA 工作温度范围:- 40 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube
MAX3430CPA+ 功能描述:RS-485接口IC Fail-Safe 1/4-Unit 3.3V Transceiver RoHS:否 制造商:Texas Instruments 数据速率:250 Kbps 工作电源电压:3.3 V 电源电流:750 uA 工作温度范围:- 40 C to + 125 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Tube