KS8721BT Micrel Inc, KS8721BT Datasheet - Page 21
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KS8721BT
Manufacturer Part Number
KS8721BT
Description
IC TXRX PHY 10/100 TX/FX 48TQFP
Manufacturer
Micrel Inc
Type
Transceiverr
Specifications of KS8721BT
Number Of Drivers/receivers
1/1
Protocol
MII, RMII
Voltage - Supply
2.375 V ~ 2.625 V
Mounting Type
Surface Mount
Package / Case
48-TQFP, 48-VQFP
For Use With
576-1009 - BOARD EVAL EXPERIMENT KS8721BT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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.