KSZ8721BLA4TR Micrel Semiconductor, Inc., KSZ8721BLA4TR Datasheet - Page 2

• Manufacturer Part Number: KSZ8721BLA4TR
• Description: IC PHY 1CH 10/100MBPS 48LQFP T/R
• Manufacturer: Micrel Semiconductor, Inc.

KS8721B/BT
Features
• LED outputs for link, activity, full/half duplex, collision
• Supports back to back, FX to TX for media converter
• Supports MDI/MDI-X auto crossover
• 2.5V/3.3V tolerance on I/O
• Commercial temperature range: 0°C to +70°C
• Industrial temperature range: –40°C to +85°C
• Available in 48-pin SSOP and TQFP
M9999-041405
and speed
applications
(continued)
2
Ordering Information
Part Number
KS8721B
KS8721BI
KSZ8721B
KS8721BT
KSZ8721BT
Temperature Range
–40°C to +85°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
Package
48-Pin SSOP
48-Pin SSOP
48-Pin SSOP Lead Free
48-Pin TQFP
48-Pin TQFP Lead Free
Micrel, Inc.
April 2005