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USB3740BのメーカーはMicrochipです、この部品の機能は「High Speed USB 2.0 Switch」です。 |
部品番号 | USB3740B |
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部品説明 | High Speed USB 2.0 Switch | ||
メーカ | Microchip | ||
ロゴ | |||
このページの下部にプレビューとUSB3740Bダウンロード(pdfファイル)リンクがあります。 Total 19 pages
USB3740B
High Speed USB 2.0 Switch with ESD Protection
and Low Standby Current
Features
• High Speed USB Mux for multiplexing the USB
lanes between different functions
- Switch the USB connector between two dif-
ferent functions
- Up to 1GHz Bandwidth
• USB Port ESD Protection (DP/DM)
- 8kV HBM
• flexPWRTM Technology
- 30nA Active/Standby Current
- Extremely low power design ideal for battery
powered applications
• Control inputs accommodate 1.8V to 5V inputs
• DP/DM tolerate up to 5.5V
• -40°C to +85°C Operating Temperature
• 10-pin, QFN, RoHS compliant package;
(1.3mm x 1.8mm x 0.55mm height, 0.4mm pitch)
• 10-pin, QFN, RoHS compliant package;
(1.6mm x 2.1mm x 0.55mm height, 0.5mm pitch)
• Automotive option
Block Diagram
USB3740B
DP
HS USB
DM Switch
VDD
VDD
GND
DP_2
DM_2
DP_1
DM_1
OE_N
S
USB 2.0 PHY,
DP Processor, or
Accessory
DM
DP
USB 2.0 PHY,
DM Processor, or
Accessory
Processor
2011 - 2015 Microchip Technology Inc.
DS00001725D-page 1
1 Page USB3740B
Table of Contents
1.0 General Description ........................................................................................................................................................................ 4
2.0 Pin Layout ....................................................................................................................................................................................... 5
3.0 Electrical Specifications .................................................................................................................................................................. 6
4.0 General Operation .......................................................................................................................................................................... 7
5.0 Application Notes ............................................................................................................................................................................ 8
6.0 Package Outlines ............................................................................................................................................................................ 9
The Microchip Web Site ...................................................................................................................................................................... 16
Customer Change Notification Service ............................................................................................................................................... 16
Customer Support ............................................................................................................................................................................... 16
Product Identification System ............................................................................................................................................................. 17
2011 - 2015 Microchip Technology Inc.
DS00001725D-page 3
3Pages USB3740B
3.0 ELECTRICAL SPECIFICATIONS
3.1 Absolute Maximum Ratings
TABLE 3-1: ABSOLUTE MAXIMUM RATINGS
Description
VDD Voltage to GND
Any other pin to GND
Operating Temperature Range
Storage Temperature Range
ESD Rating
HBM
Rating
-0.3 to 6.0
-0.3 to VDD+0.5
-40 to +85
-55 to +150
8,000
Stresses beyond the Absolute Maximum Ratings may damage the USB3740B.
3.2 Electrical Specifications
Unit
V
V
C
C
V
TABLE 3-2: ELECTRICAL SPECIFICATIONS
Characteristic
Symbol
MIN TYP MAX Units
Conditions
VDD = 5.0V, TA = -40C to 85C, all typical values at TA = 25C unless otherwise noted.
VDD Recommended Operating Conditions
Input Voltage
Active/Standby
USB Mux Characteristics
VDD
IDD
3.0 5.5 V
30 175 nA
USB Mux On Resistance
RON_USB 1 2 5 ohm 0V < Vin < 3.3V
1 2 2.5
0V < Vin < 0.4V
USB Mux Off Leakage
On Capacitance
Off Capacitance
Off Isolation
Crosstalk
Bandwidth (-3dB)
IOFF_USB
CON_USB
COFF_USB
BW
Control Signal Characteristics
100 200 nA
5 7 pF
3 4 pF
-30 -32 -40 dB
-30 -45 -60 dB
950 1000 1100 MHz
850 950 980
530 560 600
0V < Vin < 3.3V
VDD = 3V
VDD = 3V
RL = 50 ohm, F = 250MHz
RL = 50 ohm, F = 250MHz
RL = 50 ohm, CL = 0pF
RL = 50 ohm, CL = 5pF
RL = 50 ohm, CL = 10pF
Input Logic High Threshold
Input Logic Low Threshold
VIN_H
VIN_L
1.4
V
0.4 V
DS00001725D-page 6
2011 - 2015 Microchip Technology Inc.
6 Page | |||
ページ | 合計 : 19 ページ | ||
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PDF ダウンロード | [ USB3740B 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 |
USB3740B | High Speed USB 2.0 Switch | Microchip |