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USB2503のメーカーはMicrochipです、この部品の機能は「Integrated USB 2.0 Compatible 3-Port Hub」です。 |
部品番号 | USB2503 |
| |
部品説明 | Integrated USB 2.0 Compatible 3-Port Hub | ||
メーカ | Microchip | ||
ロゴ | |||
このページの下部にプレビューとUSB2503ダウンロード(pdfファイル)リンクがあります。 Total 30 pages
USB2503/USB2503A
Integrated USB 2.0 Compatible 3-Port Hub
Highlights
• Integrated USB 2.0 Compatible 3-Port Hub
- 3 Transaction Translators for highest perfor-
mance
- High-Speed (480Mbits/s), Full-Speed
(12Mbits/s) and Low-Speed (1.5Mbits/s)
compatible
- Full power management with per port or
ganged, selectable power control
- Detects Bus-Power/Self-Power source and
changes mode automatically
• Complete USB Specification 2.0 Compatibility
- Includes USB 2.0 Transceivers
• VID/PID/DID, and Port Configuration for Hub via:
- Single Serial I2C EEPROM
- SMBus Slave Port
• Default VID/PID/DID, allows functionality when
configuration EEPROM is absent
• Hardware Strapping options allow for configura-
tion without an external EEPROM or SMBus Host
• On-Board 24MHz Crystal Driver Circuit or 24 MHz
external clock driver
• Internal PLL for 480MHz USB 2.0 Sampling
• Internal 1.8V Linear Voltage Regulator
• Integrated USB termination and Pull-up/Pull-down
resistors
• Internal Short Circuit protection of USB differential
signal pins
• 1.8 Volt Low Power Core Operation
• 3.3 Volt I/O with 5V Input Tolerance
• 48-Pin QFN RoHS compliant package
2007 - 2016 Microchip Technology Inc.
DS000002249A-page 1
1 Page USB2503/USB2503A
Table of Contents
1.0 Introduction ..................................................................................................................................................................................... 4
2.0 Pin Table 3-Port .............................................................................................................................................................................. 5
3.0 Pin Configuration 3-Port Hub .......................................................................................................................................................... 6
4.0 3-Port Hub Block Diagram .............................................................................................................................................................. 7
5.0 Functional Block Description ......................................................................................................................................................... 12
6.0 XNOR Test .................................................................................................................................................................................... 30
7.0 DC Parameters ............................................................................................................................................................................. 31
8.0 AC Specifications .......................................................................................................................................................................... 34
9.0 Package Outline ............................................................................................................................................................................ 35
Appendix A: Data Sheet Revision History ........................................................................................................................................... 37
The Microchip Web Site ...................................................................................................................................................................... 38
Customer Change Notification Service ............................................................................................................................................... 38
Customer Support ............................................................................................................................................................................... 38
Product Identification System ............................................................................................................................................................. 40
2007 - 2016 Microchip Technology Inc.
DS000002249A-page 3
3Pages USB2503/USB2503A
3.0 PIN CONFIGURATION 3-PORT HUB
FIGURE 3-1:
3-PORT 48-PIN QFN
RESET_N
37
24 TEST0
VSS
38
23 VDD18
VDD33CR
39
22 VSS
VDD18
40
MSICMROSCCHIP
21 GR1/NON_REM0
VSS
41
USB2503
20 GANG_EN
&XTAL2
42
19 GR2/NON_REM1
XTAL1/CLKIN
VDDA18PLL
43
44
USB2503A
18 PRTPWR_POL
17 GR3/PRT_DIS0
VDDA33PLL 45 (Top View QFN-48) 16 PRTPWR2
ATEST/REG_EN
46
Thermal Slug
15 OCS3_N
RBIAS 47 (must be connected to VSS) 14 PRTPWER3
VSS
48
13 VDDA33
Indicates pins on the bottom of the device.
DS000002249A-page 6
2007 - 2016 Microchip Technology Inc.
6 Page | |||
ページ | 合計 : 30 ページ | ||
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PDF ダウンロード | [ USB2503 データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
USB2502 | 2-Port USB 2.0 Hub Controller | Microchip |
USB2502 | 2-Port USB 2.0 Hub Controller | SMSC Corporation |
USB2503 | Integrated USB 2.0 Compatible 3-Port Hub | Microchip |
USB2503 | Integrated USB2.0 Compatible 3-Port Hub | SMSC Corporation |