The XR16M554 (M554) is a quad Universal Asynchronous Receiver and Transmitter (UART) with 16 bytes of transmit and receive FIFOs, selectable receive FIFO trigger levels and data rates of up to 4 Mbps at 3.3 V. Each UART has a set of registers that provide the user with operating status and control, receiver error indications, and modem serial interface contr.
• Pin-to-pin compatible with ST16C454, ST16C554,
TI’s TL16C554A and NXP’s SC16C554B
• Intel or Motorola Data Bus Interface select
• Four independent UART channels
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Register Set Compatible to 16C550 Data rates of up to 4 Mbps at 3.3 V, 3.125 Mbps at 2.5 V and 2 Mbps at 1.8 V 16 byte Transmit FIFO 16 byte Receive FIFO with error tags 4 Selectable RX FIFO Trigger Levels Full modem interface
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• 1.62V to 3.63V supply operation
• Crystal oscillator or external clock input
APPLICATIONS
• Portable Appliances
• Telecommunication Network Routers
• Ethernet Network Routers
• Cellular Data.
No. | Partie # | Fabricant | Description | Fiche Technique |
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1 | XR16M554D |
Sipex Corporation |
1.62V To 3.63V Quad UART | |
2 | XR16M564 |
Sipex Corporation |
1.62V TO 3.63V Quad UART | |
3 | XR16M564D |
Sipex Corporation |
1.62V TO 3.63V Quad UART | |
4 | XR16M570 |
Exar |
1.62V TO 3.63V HIGH PERFORMANCE UART | |
5 | XR16M580 |
Sipex Corporation |
1.62V To 3.63V High Performance UART | |
6 | XR16M581 |
Exar Corporation |
1.62V To 3.63V UART | |
7 | XR16M598 |
Sipex Corporation |
1.62V To 3.63V High Performance Octal UART | |
8 | XR16M2550 |
Exar Corporation |
HIGH PERFORMANCE LOW VOLTAGE DUART | |
9 | XR16M2551 |
Exar Corporation |
HIGH PERFORMANCE LOW VOLTAGE DUART | |
10 | XR16M2650 |
Exar Corporation |
HIGH PERFORMANCE LOW VOLTAGE DUART | |
11 | XR16M2651 |
Exar Corporation |
HIGH PERFORMANCE DUART | |
12 | XR16M2750 |
Exar Corporation |
HIGH PERFORMANCE DUART |