MCS7820
USB 2.0 to Dual Serial Controller
Features
Applications
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USB-2.0 Device Controller
On-Chip USB-2.0 PHY
On-Chip Voltage Regulators
Two 16c450/16c550 compatible UARTs
Supports SIR IrDA Mode on any/all ports
Supports RS-232, RS-485 and RS-422
Serial Ports
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Serial Attached Devices
Modems, Serial Mouse, Generic Serial
Devices
Serial-Port Server
Data Acquisition System
POS Terminal and Industrial PC
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5, 6, 7 and 8-bit Serial Data support
Hardware and Software Flow Control
Serial Port speeds from 50 bps to 6 Mbps
Custom BAUD Rates supported through
external clock and/or by programming the
internal PLL
Application Note
AN-7820
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Evaluation Board
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MCS7820-EVB
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On-Chip 512-Byte FIFOs for upstream and
downstream data transfers for each Serial
Port
Package
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48-pin LQFP Package
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Supports Remote Wakeup and Power
Management features
Serial Port Transceiver Shut-Down
support
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Two-Wire I2C Interface for EEPROM
EEPROM read/write through USB
iSerial feature support with EEPROM
One Bi-directional multi-function GPIO
On-Chip buffers for Serial Port signals to
operate without external Transceivers over
short cable lengths
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Bus-Powered Device
General Description
The MCS7820 is a USB-2.0 to Dual-Serial Port
device. It has been developed to connect a wide
range of standard serial devices to a USB host.
The MCS7820 has a USB Device Controller
connected to two (2) individual UARTs.
Support for the following serial communication
programs is included:
HyperTerminal, PComm, Windows direct
connection, Windows dial-up connection through
modem, Networking over IrDA and Windows direct
connection over IrDA, Minicom.
Ordering Information
Commercial Grade (0 °C to +70 °C)
MCS7820CV-AA
48-LQFP
RoHS
1
Copyright © 2006-2011 ASIX Electronics Corporation. All rights reserved.
ASIX [ ASIX ELECTRONICS CORPORATION ]
