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參數(shù)資料
| 型號(hào)： | USB2224-NE-02 |
| 廠商： | STANDARD MICROSYSTEMS CORP |
| 元件分類(lèi)： | 存儲(chǔ)控制器/管理單元 |
| 英文描述： | BUS POWERED USB2.0 FLASH MEDIA CONTROLLER |
| 中文描述： | FLASH MEMORY DRIVE CONTROLLER, PQFP128 |
| 封裝： | 14 X 14 MM, 1 MM HEIGHT, TQFP-128 |
| 文件頁(yè)數(shù)： | 15/20頁(yè) |
| 文件大?。?/td> | 286K |
| 代理商： | USB2224-NE-02 |
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Bus Powered USB2.0 Flash Media Controller
Datasheet
SMSC USB2224
Page 15
Revision 1.3 (09-21-04)
DATASHEET
6.2
Buffer Type Descriptions
Table 6.2 - USB2224 Buffer Type Descriptions
BUFFER
I
IPU
IPD
IS
I/O8
I/OD8
O8
I/O8PU
I/O8PD
ICLKx
OCLKx
I/O-U
O-U
I-U
OIA
DESCRIPTION
Input
Input with controlled internal weak pull-up resistor.
Input with controlled internal weak pull-down resistor.
Input with Schmitt trigger
Input/Output with 8mA drive
Input/Open drain output … 8mA sink
Output with 8mA drive
Input/Output with 8mA drive controlled weak pull-up resistor
Input/Output with 8mA drive controlled weak pull-down resistor
XTAL clock input
XTAL clock output
Analog Input/Output Defined in USB specification
Analog Output
Analog Input
Special analog Input/Output
6.3
GPIO Usage Table
Table 6.3 - GPIO Usage
NAME
ACTIVE
LEVEL
H/L
SYMBOL
DESCRIPTION AND NOTE
GPIO1
ACT/DOOR
Media Activity LED / xD Door SW
Input
Serial EE PROM chip select
USB V bus detect
Serial EE PROM input/output and
xD ID pin input
SD Card Detect SW Input. In
production ROM versions, this pin
must always be pulled high except
to indicate SD card insertion. If no
SD interface is used, this pin must
still be pulled high for proper
operation.
Int/Ext ROM select. External
program memory A16 address line
connect for DFU.
Serial EE PROM clock output
Memory Stick Card Power Control
CompactFlash Card Power Control
SmartMedia Card Power Control
SD/MMC Card Power Control
GPIO2
GPIO3
GPIO4
H
H
H/L
EE_CS
V_BUS
EE_DIN/EE_DOUT/xDID
GPIO5
L
SD_CD
GPIO6
H
A16 ( external ROM only )
/ROMEN
GPIO7
GPIO8
GPIO9
GPIO10
GPIO11
H
L
L
L
L
EE_CLK
MS Power Control
CF Power Control
SM Power Control
SD Power Control
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| USB2224-NU-02 | BUS POWERED USB2.0 FLASH MEDIA CONTROLLER |
| USB2227 | 4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
| USB2227-NE-XX | 4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
| USB2227-NU-XX | 4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
| USB2228 | 4TH GENERATION USB2.0 FLASH MEDIA CONTROLLER WITH INTEGRATED CARD POWER FETS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| USB2224-NE-04 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| USB2224-NE-05 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| USB2224-NU-02 | 制造商:SMSC 制造商全稱(chēng):SMSC 功能描述:BUS POWERED USB2.0 FLASH MEDIA CONTROLLER |
| USB2224-NU-XX | 制造商:SMSC 制造商全稱(chēng):SMSC 功能描述:Bus Powered USB2.0 Flash Media Controller |
| USB2226 | 制造商:SMSC 制造商全稱(chēng):SMSC 功能描述:4th Generation USB 2.0 Flash Media Controller with Integrated Card Power FETs |
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