KSZ8041FTLI Micrel Inc, KSZ8041FTLI Datasheet - Page 36
![Physical Layer Transceiver 10/100BASE-FX ( )](/photos/6/84/68454/576-48-tqfp_sml.jpg)
KSZ8041FTLI
Manufacturer Part Number
KSZ8041FTLI
Description
Physical Layer Transceiver 10/100BASE-FX ( )
Manufacturer
Micrel Inc
Type
Transceiverr
Datasheet
1.KSZ8041MLLI.pdf
(65 pages)
Specifications of KSZ8041FTLI
Number Of Drivers/receivers
1/1
Protocol
SMII
Voltage - Supply
3.135 V ~ 3.465 V
Mounting Type
Surface Mount
Package / Case
48-TQFP, 48-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
576-3294 - BOARD EVALUATION KSZ8041FTL
Lead Free Status / RoHS Status
Compliant, Lead free / RoHS Compliant
Other names
576-3347
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
KSZ8041FTLI
Manufacturer:
MICREL
Quantity:
5 000
Part Number:
KSZ8041FTLI-TR
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
Micrel, Inc.
Reference Circuit for Power and Ground Connections
The KSZ8041TL/FTL/MLL is a single 3.3V supply device with a built-in 1.8V low noise regulator. The power and ground
connections are shown in the following figure and table.
December 2009
Power Pin
V1.8_OUT
VDD_1.8
VDDA_1.8
VDDIO_3.3
VDDA_3.3
Figure 9. KSZ8041TL/FTL/MLL Power and Ground Connections
Pin Number
25, 26
Table 10. KSZ8041TL/FTL/MLL Power Pin Description
4, 5
7, 8
31
6
Pin Type
Output
Input
Input
Input
Input
Description
1.8V supply output from KSZ8041TL/FTL/MLL
Decouple with 22uF and 0.1uF capacitors to ground.
Connect to V1.8_OUT (pin 6) thru ferrite bead.
Decouple with 0.1uF capacitor to ground.
Connect to V1.8_OUT (pin 6) thru ferrite bead.
Decouple with 0.1uF capacitor on each pin to ground.
Connect to board’s 3.3V supply.
Decouple with 22uF and 0.1uF capacitors to ground.
Connect to board’s 3.3V supply thru ferrite bead.
Decouple with 22uF and 0.1uF capacitors to ground.
36
KSZ8041TL/FTL/MLL
M9999-120909-1.2