KSZ8721SL-EVAL Micrel Inc, KSZ8721SL-EVAL Datasheet - Page 17
![BOARD EVALUATION FOR KSZ8721SL](/photos/9/9/90947/ksz8721sl-eval_sml.jpg)
KSZ8721SL-EVAL
Manufacturer Part Number
KSZ8721SL-EVAL
Description
BOARD EVALUATION FOR KSZ8721SL
Manufacturer
Micrel Inc
Datasheet
1.MIC4834YML_TR.pdf
(58 pages)
Specifications of KSZ8721SL-EVAL
Main Purpose
Interface, Ethernet PHY
Embedded
No
Utilized Ic / Part
KSC8721SL
Primary Attributes
1 Port, 100BASE-TX/100BASE-FX/10BASE-T
Secondary Attributes
MII, RMII, HP Auto MDI, MDI-X Auto Polarity Correction, LinkMD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
576-1630
February 2011
Switch-Mode Voltage Regulator Selection Guide
Buck Regulators (Internal Switches)
Synchronous Buck Regulators (Internal Switches)
Micrel Advantage
•
Device
MIC4721
MIC4722
MIC4723
MIC4724
MIC4742
MIC4782
MIC4744
MIC2207
MIC2208
MIC4720
MIC4680
MIC4681
MIC4682
MIC4684
MIC4685
MIC4690
MIC4574
MIC4575
MIC4576
LM2574
LM2575
LM2576
Device
MIC2267 New! 3.0V to 5.5V
MIC26400
MIC26600
MIC26950
MIC27600 New! 4.5V to 36V
MIC2177
MIC2178
MIC2179
MIC2202
MIC2203
MIC2204
MIC2205
MIC2245
MIC2285A
MIC2206
MIC2224
MIC22200
MIC22400
MIC22600
Best efficiency
V
2.7V to 5.5V
2.7V to 5.5V
2.7V to 5.5V
3.0V to 6.0V
2.9V to 5.5V
3.0V to 6.0V
2.9V to 5.5V
2.7V to 5.5V
2.7V to 5.5V
2.7V to 5.5V
4.0V to 34V
4.0V to 30V
4.0V to 34V
4.0V to 30V
4.0V to 30V
4.0V to 30V
4.0V to 24V
4.0V to 24V
4.0V to 36V
4.0V to 40V
4.0V to 40V
4.0V to 40V
V
4.5V to 26V
4.5V to 26V
4.5V to 26V
4.5V to 16.5V 3.3V, 5V, Adj.
4.5V to 16.5V 3.3V, 5V, Adj.
4.5V to 16.5V 3.3V, 5V, Adj.
2.3V to 5.5V
2.3V to 5.5V
2.3V to 5.5V
2.7V to 5.5V
2.7V to 5.5V
2.7V to 5.5V
2.7V to 5.5V
2.7V to 5.5V
2.6V to 5.5V
2.6V to 5.5V
2.6V to 5.5V
IN
IN
V
Adj. to 1V
Adj. to 1V
Adj. to 1V
Adj. to 1V
Adj. to 0.6V
Adj. to 0.6V
Adj. to 0.6V
Adj. to 1V
Adj. to 1V
Adj. to 1V
3.3V, 5V, Adj.
Adj.
Adj.
Adj.
Adj.
Adj.
3.3V, 5V, Adj.
3.3V, 5V, Adj.
3.3V, 5V, Adj.
3.3V, 5V, 12V, Adj.
3.3V, 5V, 12V, Adj.
3.3V, 5V, 12V, Adj.
V
Adj. to 1V
Adj. to 0.8V
Adj. to 0.8V
Adj. to 0.8V
Adj. to 0.8V
Adj. to 0.5V
Adj. to 0.5V
Adj. to 1V
1.58V, Adj.
Adj.
Adj.
1.8V(1.0V), 1.2V(1.0V)
Adj. to 0.3V
Adj. to 0.7V
Adj. to 0.7V
Adj. to 0.7V
OUT
OUT
•
Highest speed
I
1.5A
3A
3A
3A
2A Dual Output
2A Dual Output
2A Dual Output
3A
3A
2A
1.3A
2A Peak
2A
2A
3A
1.3A
0.5A
1A
3A
0.5A
1A
3A
I
1.6A
5A
7A
12A
7A
2.5A
2.5A
1.5A
0.6A
0.3A
0.6A
0.6A
0.5A
0.6A
0.6A
0.6A
2A
4A
6A
SW
SW
(1)
(1)
(Avg)(Max) Frequency
(Avg)(Max) Frequency
2MHz
2.7MHz
2MHz
2MHz
2MHz
1.8MHz
4MHz
2MHz
1MHz
2MHz
200kHz
200kHz
200kHz
200kHz
200kHz
500kHz
200kHz
200kHz
200kHz
52kHz
52kHz
52kHz
400kHz to 300kHz MLF
300kHz
300kHz
300kHz
300kHz
200kHz
200kHz
200kHz
2MHz
1MHz
2MHz
2MHz
4MHz
8MHz
2MHz
2MHz
800kHz to 4MHz
300kHz to 4MHz
1MHz
16
Package
MSOP-10
MLF
MLF
eMSOP-10
MLF
MLF
MLF
MLF
MLF
MLF
SOIC-8
SOIC-8
SOIC-8
SOIC-8
SPAK-7
SOIC-8
PDIP-8, SOIC-14
TO220-5, TO263-5
TO220-5, TO263-5
PDIP-8
TO220-5, TO263-5, PDIP-16, SOIC-24
TO220-5, TO263-5
Package
MLF
MLF
MLF
MLF
WSOIC-20
WSOIC-20
SSOP-20
MSOP-10, MLF
MSOP-10, MLF
MSOP-10, MLF
MLF
MLF
Thin MLF
MLF
MLF
MLF
MLF
MLF
®
®
®
®
®
®
®
®
®
®
®
®
®
®
®
®
®
®
®
®
-12 (3 x 3mm)
-12 (3 x 3mm), eMSOP-10
-16 (3 x 3mm), eTSSOP-16
-16 (3 x 3mm)
-16 (3 x 3mm), eTSSOP-16
-12 (3 x 3mm)
-12 (3 x 3mm)
-12 (3 x 3mm), eMSOP-10
-12 (3 x 3mm)
-28 (5 x 6mm)
-28 (5 x 6mm)
-28 (5 x 6mm)
-28 (5 x 6mm)
-10 (3 x 3mm)
-10 (3 x 3mm)
-10 (3 x 3mm)
-10 (3 x 3mm)
-12 (3 x 3mm)
-20 (3 x 4mm), eTSSOP-20
-24 (4 x 4mm)
®
-10 (2 x 2mm)
®
®
®
-10 (3 x 3mm)
-10 (3 x 3mm)
-10 (3 x 3mm)
•
Smallest solution size
Comments
Ultra-Fast Response Internal Compensation.
Ultra-Fast, Ultra-Small.
Ultra-Fast, Ultra-Small.
Ultra-Fast, Ultra-Small.
Integrated Dual 2A switcher.
Low-cost Dual 2A switcher.
High-efficiency, Integrated Dual 2A switcher.
Ultra-Fast, Ultra-Small.
External Compensation.
Ultra-Fast, Ultra-Small.
10% Precision Adjustable Current Limit.
33% Smaller Than TO-263 (D2Pak).
500kHz: Small Inductor.
Input Current Limiting Synchronous Buck
Regulator - USB Power Maximizer™.
Ultra-Fast Transient Response, High V
V
Ultra-Fast Transient Response, High V
V
Ultra-Fast Transient Response, High V
V
Ultra-Fast Transient Response, High V
V
Comments
Auto-Skip Mode.
Manual-Select Skip Mode.
1µF Ceramic Stable.
1µF Ceramic Stable.
Synchronizable to External Clock.
LowQ
LowQ
LowQ
Voltage Scaling in LowQ
DAC Controlled V
Sequencing/Tracking Easy Compensation.
Sequencing/Tracking Easy Compensation.
Sequencing/Tracking Easy Compensation.
OUT
OUT
OUT
OUT
, Any Capacitor™ Stable.
, Any Capacitor™ Stable.
, Any Capacitor™ Stable.
, Any Capacitor™ Stable.
®
®
®
LDO Mode. No Noise at Light Load.
LDO Mode. No Noise at Light Load.
LDO Mode. No Noise at Light Load.
OUT
Micrel, Incorporated
with Bypass Switch.
®
Mode.
IN
IN
IN
IN
to Low
to Low
to Low
to Low