GENERAL DESCRIPTION

The fully pin-compatible ML4664/ML4669 pair provide conversion from 10BASE-T copper media to 10BASE-FL fiber media in a single chip. They are compliant with Ethernet IEEE 802.3 10BASE-T and 10BASE-FL standards. The ML4664/69 uses a single 5V supply, and requires no crystal or clock.

FEATURES

■ Full duplex operation

■ Five network status LED outputs

■ Industrial temperature option

10BASE-FL FEATURES:

■ Highly stable data quantizer with 55dB input dynamic range

■ Input sensitivity as low as 2mVP-P

■ Up to 100mA maximum current driven fiber optic LED output for accurate launch power (PLCC package)

10BASE-T FEATURES:

■ Current driven output for low RFI noise and low jitter

■ Drives 100W unshielded or 150W shielded twisted pair

■ Polarity detect status pin capable of driving an LED

■ Automatic polarity correction

■ On-chip link test with enable/disable option