(China (Mainland))
Product Summary
The MCS7840ES is a USB-2.0 to Quad-Serial Port device. The MCS7840ES has been developed to connect a wide range of standard serial devices to a USB host. The MCS7840ES has a USB Device Controller connected to four (4) individual UARTs.
Parametrics
MCS7840ES absolute maximum ratings: (1)Core Power Supply (VccK): -0.3 to 2.16V; (2)Power Supply of 3.3V I/O (Vcc3I0): -0.3 to 4.0V; (3)Input Voltage of 3.3V I/O (Vin3 ): -0.3 to 4.0V; (4)Input Voltage of 5V Tolerant I/O (Vin5): -0.3 to 5.8V; (5)Operating Temperature: 0 to +70℃; (6)Storage Temperature: -40 to +150℃; (7)ESD HBM (MIL-STD 883E Method 3015-7 Class 2): 2000V; (8)ESD MM (JEDEC EIA/JESD22 A115-A): 200V; (9)CDM (JEDEC/JESD22 C101-A): 500V; (10)Latch-up (JESD No. 78, March 1997): 200 mA, 1.5xVCC; (11)Junction Temperature (Tj): 115℃; (12)Thermal Resistance of Junction to Ambient (Still Air): 65℃/W.
Features
MCS7840ES features: (1)USB-2.0 Device Controller; (2)On-Chip USB-2.0 PHY; (3)On-Chip Voltage Regulators; (4)Four 16c450/16c550 compatible UARTs; (5)Supports SIR IrDA Mode on any/all ports; (6)Supports RS-232, RS-485 and RS-422 Serial Ports; (7)5, 6, 7 & 8-bit Serial Data support; (8)Hardware and Software Flow Control; (9)Serial Port speeds from 50 bps to 6 Mbps.
Diagrams
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