KS8721B Micrel Inc, KS8721B Datasheet - Page 27
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KS8721B
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
KS8721B
Manufacturer:
MICREL/麦瑞
Quantity:
20 000
Part Number:
KS8721BL
Manufacturer:
MICREL/麦瑞
Quantity:
20 000
Company:
Part Number:
KS8721BT
Manufacturer:
LUCENT
Quantity:
560
Part Number:
KS8721BT
Manufacturer:
MICREL/麦瑞
Quantity:
20 000
Part Number:
KS8721BTR
Manufacturer:
MICREL/麦瑞
Quantity:
20 000
Symbol
Symbol
t
t
t
t
t
March 2006
BTB
FLPW
PW
CTD
CTC
Parameter
Parameter
FLP Burst to FLP Burst
FLP Burst to FLP Burst
FLP Burst to FLP Burst
FLP Burst to FLP Burst
FLP Burst to FLP Burst
FLP Burst to FLP Burst
FLP Burst Width
FLP Burst Width
FLP Burst Width
FLP Burst Width
FLP Burst Width
FLP Burst Width
Clock/Data Pulse Width
Clock/Data Pulse Width
Clock/Data Pulse Width
Clock/Data Pulse Width
Clock/Data Pulse Width
Clock/Data Pulse Width
Clock Pulse to Data Pulse
Clock Pulse to Data Pulse
Clock Pulse to Data Pulse
Clock Pulse to Data Pulse
Clock Pulse to Data Pulse
Clock Pulse to Data Pulse
Clock Pulse to Clock Pulse
Clock Pulse to Clock Pulse
Clock Pulse to Clock Pulse
Clock Pulse to Clock Pulse
Clock Pulse to Clock Pulse
Clock Pulse to Clock Pulse
Number of Clock/Data Pulses per Burst
Number of Clock/Data Pulses per Burst
Number of Clock/Data Pulses per Burst
Number of Clock/Data Pulses per Burst
Number of Clock/Data Pulses per Burst
Number of Clock/Data Pulses per Burst
TX+/TX-
TX+/TX-
Figure 7. Auto-Negotiation/Fast Link Pulse Timing
Table 5. Auto-Negotiation/Fast Link Pulse Timing
Clock
Pulse
FLP
Burst
t
t
PW
FLPW
t
CTD
t
B TB
27
Data
Puls e
t
PW
t
CTC
FLP
Burst
Clock
Pulse
Min
Min
Min
Min
Data
Pulse
17
17
17
17
17
17
8
8
8
8
8
8
Typ
Typ
Typ
Typ
100
100
100
100
100
100
136
136
136
136
136
136
16
16
16
16
16
16
69
69
69
69
69
69
2
2
2
2
2
2
Max
Max
Max
Max
24
24
24
24
24
24
33
33
33
33
33
33
M9999-030106
Units
Units
Units
Units
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ns
ns
ns
ns
ns
ns
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs