KS8721B Micrel Inc, KS8721B Datasheet - Page 2

• Manufacturer Part Number: KS8721B
• Description: Special Function IC
• Manufacturer: Micrel Inc
• Type: Transceiverr

Specifications of KS8721B

• Peak Reflow Compatible (260 C): No
• Leaded Process Compatible: No
• Number Of Drivers/receivers: 1/1
• Protocol: MII, RMII
• Voltage - Supply: 2.375 V ~ 2.625 V
• Mounting Type: Surface Mount
• Package / Case: 48-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: 576-1006 - BOARD EVAL EXPERIMENT KS8721B
• Lead Free Status / RoHS Status: Not Compliant, Contains lead / RoHS non-compliant

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