CS8900A-IQZ Datasheet

Crystal LAN? Ethernet Controller


The CS8900A is a low-cost Ethernet LAN Controller optimized for the Industry Standard Architecture (ISA) bus and general purpose microcontroller busses. Its highly integrated design eliminates the need for costly external components required by other Ethernet controllers. The
CS8900A includes on-chip RAM, 10BASE-T transmit and receive filters, and a direct ISA-Bus interface with 24 mA Drivers.

Single-Chip IEEE 802.3 Ethernet Controller with Direct ISA-Bus Interface
Maximum Current Consumption = 55 mA (5V Supply)
3V or 5V Operation
Industrial Temperature Range
Comprehensive Suite ofSoftware Drivers Available
Efficient PacketPage™ Architecture Operates in I/O and Memory Space, and as DMA Slave
Full Duplex Operation
On-Chip RAM Buffers Transmit and Receive Frames
10BASE-T Port with Analog Filters, Provides:
- Automatic Polarity Detection and Correction
AUI Port for 10BASE2, 10BASE5 and 10BASE-F
Programmable Transmit Features:
- Automatic Re-transmission on Collision
- Automatic Padding and CRC Generation
Programmable Receive Features:
- Stream Transfer™ for Reduced CPU Overhead
- Auto-Switch Between DMA and On-Chip Memory
- Early Interrupts for Frame Pre-Processing
- Automatic Rejection of Erroneous Packets



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Manufacturer information


Cirrus Logic - Cirrus Logic is a leader in high performance, low-power ICs for audio and voice signal processing applications. Cirrus Logic’s products span the entire audio signal chain, from capture to playback, providing innovative products for the world’s top smartphones, tablets, digital headsets, wearables and emerging smart home applications.

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