KSZ8001L TR Micrel Inc, KSZ8001L TR Datasheet - Page 44

10/100 BASE-TX/FX Physical Layer Transceiver With LinkMD Cable Diagnostics, Single 3.3V Supply, 48-LQFP,

KSZ8001L TR

Manufacturer Part Number
KSZ8001L TR
Description
10/100 BASE-TX/FX Physical Layer Transceiver With LinkMD Cable Diagnostics, Single 3.3V Supply, 48-LQFP,
Manufacturer
Micrel Inc
Type
Transceiverr
Datasheets

Specifications of KSZ8001L TR

Protocol
MII, RMII, SMII
Voltage - Supply
1.8V, 3.3V
Mounting Type
Surface Mount
Package / Case
48-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
576-1620 - BOARD EVALUATION FOR KSZ8001L
Number Of Drivers/receivers
-
Lead Free Status / Rohs Status
Compliant
Other names
KSZ8001LTR
KSZ8001LTR
March 2006
Micrel
Selection of Isolation Transformer
A 1:1 isolation transformer is required at the line interface. An isolation transformer with integrated common-mode choke is
recommended for exceeding FCC requirements. The following table gives recommended transformer characteristics.
Selection of Reference Crystal
An oscillator or crystal with the following typical characteristics is recommended.
Parameter
Turns Ratio
Open-Circuit Inductance (min.)
Leakage Inductance (max.)
Inter-Winding Capacitance (max.)
D.C. Resistance (max.)
Insertion Loss (max.)
HIPOT (min.)
Charateristics
Frequency
Frequency Tolerance(max)
Load Capacitance (max)
Series Resistance
Single Port
Magnetic manufacturer
Pulse
Bel Fuse
Bel Fuse
Bel Fuse
YCL
Transpower
Delta
LanKom
Part number
H1102
S558-5999-U7
SI-46001
SI-50170
PT163020
HB726
LF8505
LF-H41S
Magnetic Vendor Selection Lists
Transformer Selection Criteria
Value
1 CT : 1 CT
350 uH
0.4 uH
12 pF
0.9 Ohms
1.0 dB
1500 Vrms
Value
25.00000
± 50
20
40
44
AUTO MDIX
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Test Condition
100 mV, 100 kHz, 8 mA
1 MHz (min.)
0-65 MHz
Units
MHz
ppm
pF
Number of port
1
1
1
1
1
1
1
1
Revision 1.03
KSZ8001

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