Ports Controller. AX78120 Datasheet

AX78120 Controller. Datasheet pdf. Equivalent

AX78120 Datasheet
Recommendation AX78120 Datasheet
Part AX78120
Description USB 2.0 to Dual Serial Ports Controller
Feature AX78120; AX78120 USB 2.0 to Dual Serial Ports Controller Features Single chip USB 2.0 to Dual Serial Ports U.
Manufacture ASIX
Datasheet
Download AX78120 Datasheet




ASIX AX78120
AX78120
USB 2.0 to Dual Serial Ports Controller
Features
Single chip USB 2.0 to Dual Serial Ports
USB Device Controller
Integrates on-chip USB 2.0 PHY and
controller compliant to USB Spec 2.0 and 1.1
Supports all USB 2.0 power saving modes (L1,
L2)
Supports USB High/Full Speed modes with
Bus-power or Self-power device
Support USB LPM (Link Power Management)
Dual Serial Port Controller
Two 16C450/16C550 compatible UARTs
Supports SIR IrDA mode on any/all ports
Supports RS-232, RS-485 and RS-422 serial
ports
Supports multi-protocol serial transceivers
Supports 5, 6, 7, 8 & 9 bit serial data
Supports automatic data direction control
Supports multi-drop mode with auto address
detection
Supports hardware and software flow control
Supports baud rates from 50bps to 6Mbps
Supports custom baud rates from external clock
On-Chip 1024-Byte FIFO for upstream and
512-Byte for downstream data transfer for
each Serial Port
I2C interface for EEPROM
Supports read/write EEPROM through USB
interface
On-Chip buffers for serial port signals to
operate without external transceivers over
short cable
Pin to Pin compatible with MCS7820
Driver backward compatible with MCS7820
Document No: AX78120/V1.01/08/18/17
Support Remote Wake Up Function
Supports Suspend Mode and Remote Wakeup
via RXD, RI, DSR, DCD and CTS pin
Advanced Power Management Features
Supports USB LPM (Link Power
Management)
Shut down Transceiver when in Suspend
Mode
Integrates on-chip 1.8V and 3.3V voltage
regulator and only requires a single 5V power
supply
Single 12MHz clock input from either crystal
or oscillator source
Integrates on-chip power-on reset circuit
Small form factor with 48-pin LQFP RoHS
compliant package
Operating over 0°C to 70°C or -40°C to +85°C
temperature range
Applications
Serial Attached Devices
Modems, Generic Serial Devices
Serial-Port Server
Data Acquisition System
POS Terminal & Industrial PC
ASIX ELECTRONICS CORPORATION
4F, NO.8, Hsin Ann Rd., HsinChu Science Park, Hsin-Chu City, Taiwan, R.O.C.
TEL: 886-3-579-9500
FAX: 886-3-579-9558
http://www.asix.com.tw
Release Date: 08/18/2017



ASIX AX78120
AX78120
USB 2.0 to Dual Serial Ports Controller
Typical System Block Diagrams
Hosted by USB to operate with Dual Serial Ports
Figure 1: USB 2.0 to dual serial ports
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Copyright © 2016-2017 ASIX Electronics Corporation. All rights reserved.



ASIX AX78120
AX78120
USB 2.0 to Dual Serial Ports Controller
Copyright © 2016-2017 ASIX Electronics Corporation. All rights reserved.
DISCLAIMER
No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical,
including photocopying and recording, for any purpose, without the express written permission of ASIX. ASIX may
make changes to the product specifications and descriptions in this document at any time, without notice.
ASIX provides this document “as is” without warranty of any kind, either expressed or implied, including without
limitation warranties of merchantability, fitness for a particular purpose, and non-infringement.
Designers must not rely on the absence or characteristics of any features or registers marked reserved, undefinedor
NC. ASIX reserves these for future definition and shall have no responsibility whatsoever for conflicts or
incompatibilities arising from future changes to them. Always contact ASIX to get the latest document before starting a
design of ASIX products.
TRADEMARKS
ASIX, the ASIX logo are registered trademarks of ASIX Electronics Corporation. All other trademarks are the property
of their respective owners.
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Copyright © 2016-2017 ASIX Electronics Corporation. All rights reserved.





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