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參數(shù)資料
| 型號(hào)： | USB2227-NU-XX |
| 廠商： | STANDARD MICROSYSTEMS CORP |
| 元件分類： | 存儲(chǔ)控制器/管理單元 |
| 英文描述： | 4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
| 中文描述： | FLASH MEMORY DRIVE CONTROLLER, PQFP128 |
| 封裝： | 14 X 14 MM, 1 MM HEIGHT, ROHS COMPLIANT, VTQFP-128 |
| 文件頁數(shù)： | 14/26頁 |
| 文件大?。?/td> | 919K |
| 代理商： | USB2227-NU-XX |
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4th Generation USB2.0 Flash Media Controller with Integrated Card Power FETs
Datasheet
Revision 1.77 (06-13-05)
14
SMSC USB2227/USB2228
DATASHEET
CF
Card Detection2
CF_nCD2
IPU
This card detection pin is connected to the ground on
the CF device, when the CF device is inserted.
This pin has an internally controlled weak pull-up
resistor.
CF
Card Detection1
CF_nCD1
IPU
This card detection pin is connected to ground on the
CF device, when the CF device is inserted.
This pin has an internally controlled weak pull-up
resistor.
CF
Hardware Reset
CF_nRESET
O8
This pin is an active low hardware reset signal to CF
device.
CF
IO Read
CF_nIOR
O8
This pin is an active low read strobe signal for CF
device.
CF
IO Write Strobe
CF_nIOW
O8
This pin is an active low write strobe signal for CF
device.
SmartMedia INTERFACE
SM
Write Protect
SM_nWP
O8PD
This pin is an active low write protect signal for the SM
device.
This pin has a weak pull-down resistor that is
permanently enabled
SM
Address Strobe
SM_ALE
O8PD
This pin is an active high Address Latch Enable signal
for the SM device.
This pin has a weak pull-down resistor that is
permanently enabled
SM
Command Strobe
SM_CLE
O8PD
This pin is an active high Command Latch Enable signal
for the SM device.
This pin has a weak pull-down resistor that is
permanently enabled
SM
Data7-0
SM_D[7:0]
I/O8PD
These pins are the bi-directional data signal SM_D7-
SM_D0.
The bi-directional data signal has an internal weak pull-
down resistor.
SM
Read Enable
SM_nRE
08PU
This pin is an active low read strobe signal for SM
device.
When using the internal FET, this pin has an internal
weak pull-up resistor that is tied to the output of the
internal Power FET.
08
If an external FET is used (Internal FET is disabled),
then the internal pull-up is not available (external pull-
ups must be used, and should be connected to the
applicable Card Power Supply).
NAME
SYMBOL
BUFFER
TYPE
DESCRIPTION
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| USB2228 | 4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
| USB2228-NE-XX | 4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
| USB2228-NU-XX | 4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
| USB2231 | 5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
| USB2231-NE-03 | 5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| USB2228 | 制造商:SMSC 制造商全稱:SMSC 功能描述:4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
| USB2228AHZS07 | 制造商:Rochester Electronics LLC 功能描述: 制造商:SMSC 功能描述: |
| USB2228-AHZS-XX | 制造商:SMSC 制造商全稱:SMSC 功能描述:4th Generation USB2.0 Flash Media Controller with Integrated Card Power FETs |
| USB2228-NE-03 | 功能描述:USB 接口集成電路 USB 2.0 Flash Media Card RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WLCSP-20 |
| USB2228-NE-05 | 制造商:Rochester Electronics LLC 功能描述:USB2.0 FLASH MEDIA CARD CONTROLLER - Bulk |
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