參數(shù)資料
型號: M66291GP
元件分類: 總線控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP48
封裝: LQFP-48
文件頁數(shù): 116/126頁
文件大?。?/td> 810K
代理商: M66291GP
MITSUBISHI <DIGITAL ASSP>
M66291GP
1. M66291 OVERVIEW
USB -5
Ver.1.0 Apr.9 2001
(1) USB Transceiver
The USB transceiver, conforming to the USB specification 1.1, is composed of a pair of 2 pieces of drivers
D+/D- complying with full speed transfer mode, a pair of 2 pieces of single end receivers and a differential
input receiver. A serial resistance for impedance matching is needed external to the chip.
(2) Oscillation Buffer, 48 MHz PLL
The 48 MHz clock with accuracy ± 0.25% is needed at the USB-IP block. The M66291 has a built-in oscillation
buffer and a 48 MHz PLL. The PLL is capable of setting the multiplication number depending on the program
and can therefore be connected with an external oscillation of 6, 12 or 24 MHz. Further, it can also be operated
by the external 48 MHz clock without using the PLL function.
(3) Vbus Input Circuit, D+ Pin Pullup Control Circuit
The M66291 is capable of learning the connection status with host/hub by means of Vbus pin, and can inform
the state of preparation at device side to host/hub by turning on/off the 1.5 K D+ pin pullup.
The Vbus input buffer which is 5 V tolerant can be directly connected to the Vbus pin on the USB bus.
The current from TrON pin is supplied by Vbus input. Since the D+/D- pins of USB bus are operated at 0 V to
3.3 V, the TrON pin reduces the voltage to 3.3 V before output.
Since the USB is constantly pulled down by 15 K at host/hub side when connected electrically, a current of
0.2 mA continuously flows into the D+ pin through the pullup resistance.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M66291GP#201 制造商:Renesas Electronics Corporation 功能描述:IC ASSP USB2.0 DEVICE CONTROLLER 48LQFP
M66291GP#RB0S 功能描述:IC USB CONTROLLER GEN-PUR 48LQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 控制器 系列:- 標(biāo)準(zhǔn)包裝:4,900 系列:- 控制器類型:USB 2.0 控制器 接口:串行 電源電壓:3 V ~ 3.6 V 電流 - 電源:135mA 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:36-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:36-QFN(6x6) 包裝:* 其它名稱:Q6396337A
M66291GPRB0S 制造商:Renesas Electronics Corporation 功能描述:USB2.0 Device Controller,LQFP48
M66291HP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:ASSP (USB2.0 Device Controller)
M66291HP#200D 功能描述:IC USB CONTROLLER GEN-PUR 52VQFN RoHS:否 類別:集成電路 (IC) >> 接口 - 控制器 系列:- 標(biāo)準(zhǔn)包裝:4,900 系列:- 控制器類型:USB 2.0 控制器 接口:串行 電源電壓:3 V ~ 3.6 V 電流 - 電源:135mA 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:36-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:36-QFN(6x6) 包裝:* 其它名稱:Q6396337A