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參數資料
| 型號： | USB2231-NU-03 |
| 廠商： | SMSC Corporation |
| 英文描述： | 5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
| 中文描述： | 第五代高速USB閃存介質和CIR控制器，它集成卡功率場效應管 |
| 文件頁數： | 1/26頁 |
| 文件大小： | 937K |
| 代理商： | USB2231-NU-03 |
SMSC USB2231/USB2232
DATASHEET
Revision 1.3 (07-12-05)
Datasheet
PRODUCT FEATURES
USB2231/USB2232
5th Generation Hi-Speed
USB Flash Media and
CIR Controller with
Integrated Card Power
FETs
CIR Controller
■
Consumer IR (CIR) Controller with support for all
popular CIR formats.
Flash Media Controller
■
Complete System Solution for interfacing
SmartMedia
TM
(SM) or xD Picture Card
TM
(xD)
1
,
Memory Stick
TM
(MS), High Speed Memory Stick
(HSMS), Memory Stick PRO (MSPRO), MS Duo
TM
,
Secure Digital (SD), High Speed SD, Mini-Secure
Digital (Mini-SD), TransFlash (SD),
MultiMediaCard
TM
(MMC), Reduced Size
MultiMediaCard (RS-MMC), NAND Flash, Compact
Flash
TM
(CF) and CF Ultra
TM
I & II, and CF form-
factor ATA hard drives to Hi-Speed USB
—
Supports USB Bulk Only Mass Storage Compliant Bootable
BIOS
■
Support for simultaneous operation of all above
devices. (only one at a time of each of the following
groups supported: CF or ATA drive, SM or XD or
NAND, SD or MMC)
■
On-Chip 4-Bit High Speed Memory Stick and MS
PRO Hardware Circuitry
■
On-Chip firmware reads and writes High Speed
Memory Stick and MS PRO
■
1-bit ECC correction performed in hardware for
maximum efficiency
■
Hardware support for SD Security Command
Extensions
■
On-chip power FETs with short circuit protection for
supplying flash media card power
■
USB Bus Power Certified
■
3.3 Volt I/O with 5V input tolerance on VBUS/GPIO3
■
Complete USB Specification 2.0 Compatibility for Bus
Powered Operation
—
Includes Hi-Speed USB Transceiver
—
A Bi-directional Control and two Bi-directional Bulk
Endpoints are provided.
■
8051 8 bit microprocessor
—
Provides low speed control functions
—
30 Mhz execution speed at 1 clock per instruction cycle
average
—
12K Bytes of internal SRAM for general purpose
scratchpad
768 Bytes of internal SRAM for general purpose scratchpad
or program execution while re-flashing external ROM
Two, Double Buffered Bulk Endpoints
Two, Bi-directional 512 Byte Buffers for Bulk Endpoints
64 Byte RX Control Endpoint Buffer
64 Byte TX Control Endpoint Buffer
■
Internal or External Program Memory Interface
—
76K Byte Internal Code Space or Optional 128K Byte
External Code Space using Flash, SRAM or EPROM
memory.
■
On Board 24Mhz Crystal Driver Circuit
■
Can be clocked by 48MHz external source
■
On-Chip 1.8V Regulator for Low Power Core
Operation
■
Internal PLL for 480Mhz Hi-Speed USB Sampling,
Configurable MCU clock
■
Supports firmware upgrade via USB bus if “boot
block” Flash program memory is used
■
12 GPIOs for special function use: LED indicators,
button inputs, power control to memory devices, etc.
—
Inputs capable of generating interrupts with either edge
sensitivity
■
Attribute bit controlled features:
—
Activity LED polarity/operation/blink rate
—
Full or Partial Card compliance checking
—
Bus or Self Powered
—
LUN configuration and assignment
—
Write Protect Polarity
—
SmartDetach
TM
- Detach from USB when no Card Inserted
for Notebook apps
—
Cover Switch operation for xD compliance
—
Inquiry Command operation
—
SD Write Protect operation
—
Older CF card support
—
Force USB 1.1 reporting
—
Internal or External Power FET operation
■
Compatible with Microsoft WinXP, WinME, Win2K
SP3, Apple OS10, Softconnex, and Linux Multi-LUN
Mass Storage Class Drivers
■
Win2K, Win98/98SE and Apple OS8.6 and OS9
Multi-LUN Mass Storage Class Drivers available from
SMSC
■
128 Pin TQFP Package (1.0mm height, 14mmx14mm
footprint); green, lead-free package also available.
—
—
—
—
—
1.xD Picture Card not applicable to USB2231
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|---|---|
| USB2232 | 5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
| USB2232-NE-03 | 5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
| USB2232-NU-03 | 5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| USB2232 | 制造商:SMSC 制造商全稱:SMSC 功能描述:5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
| USB2232-NE-03 | 制造商:SMSC 制造商全稱:SMSC 功能描述:5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
| USB2232-NU-03 | 制造商:SMSC 制造商全稱:SMSC 功能描述:5th GENERATION HI-SPEED USB FLASH MEDIA AND CIR CONTROLLER WITH INTEGRATED CARD POWER FETs |
| USB2240 | 制造商:SMSC 制造商全稱:SMSC 功能描述:Ultra Fast USB 2.0 Multi-Format Flash Media Controller |
| USB2240-AEZG-04 | 功能描述:USB 接口集成電路 Ultra Fast USB 2.0 Flash Media RoHS:否 制造商:Cypress Semiconductor 產品:USB 2.0 數據速率: 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 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20 |
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