KS8721B Micrel Inc, KS8721B Datasheet - Page 21
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
Note 1.
April 2005
KS8721B/BT
Address
1f.6
1f.5
1f.4:2
1f.1
1f.0
RW: Read/Write, RO: Read only, SC: Self clear, LH: Latch High, LL: Latch Low. Some of the default values are set by strap-in. See
“Srapping Options.”
Name
(Flow-Control Result)
Operation Mode Indication [000] = still in auto-negotiation
Enable Pause
PHY Isolate
Enable SQE Test
Disable Data Scrambling
Description
1 = flow control capable; 0 = no flow control
1 = PHY in isolate mode; 0 = not isolated
[001] = 10BaseT half duplex
[010] = 100BaseTX half duplex
[011] = reserved
[101] = 10BaseT full duplex
[110] = 100BaseTX full duplex
[111] = PHY/MII isolate
1 = enable SQE test; 0 = disable
1 = disable scrambler; 0 = enable
21
Mode
RO
RO
RO
RW
RW
(Note 1)
Default
0
0
0
0
0
M9999-041405
Micrel, Inc.