KSZ8041NLJ_10 MICREL [Micrel Semiconductor], KSZ8041NLJ_10 Datasheet - Page 21

• Manufacturer Part Number: KSZ8041NLJ_10
• Description: 10/100 Ethernet Transceiver with Extended Temperature Support
• Manufacturer: MICREL [Micrel Semiconductor]

Micrel, Inc.
Reference Circuit for Power and Ground Connections
The KSZ8041NLJ 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.
April 2010
Power Pin
VDDPLL_1.8
VDDA_3.3
VDDIO_3.3
3.3V
Ferrite
Bead
22uF
22uF
Figure 6. KSZ8041NLJ Power and Ground Connections
`
`
Pin Number
0.1uF
0.1uF
Table 5. KSZ8041NLJ Power Pin Description
17
3
17
2
3
VDDA_3.3
VDDIO_3.3
KSZ8041NLJ
Description
Decouple with 2.2uF and 0.1uF capacitors-to-ground.
Connect to board’s 3.3V supply through ferrite bead.
Connect to board’s 3.3V supply.
V
IN
1.8V Low Noise
(integrated)
Regulator
21
GND
1
V
Paddle
OUT
2
`
2.2uF
0.1uF
M9999-040110-1.0
KSZ8041NLJ