KSZ8721BL Micrel Inc, KSZ8721BL Datasheet - Page 29

• Manufacturer Part Number: KSZ8721BL
• Description: IC TXRX PHY 10/100 3.3V 48-LQFP
• Manufacturer: Micrel Inc
• Type: Transceiverr

Specifications of KSZ8721BL

• Number Of Drivers/receivers: 1/1
• Protocol: MII, RMII
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Data Rate: 100Mbps
• No. Of Ports: 1
• Ethernet Type: IEEE 802.3u
• Supply Current: 151mA
• Supply Voltage Range: 3.3V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: LQFP
• No. Of Pins: 48
• Interface Type: MII, RMII
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1627 - BOARD EVALUATION FOR KSZ8721BMC576-1626 - BOARD EVALUATION FOR KSZ8721BL
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-1028-5; 576-1511-5; 576-1511-5; KSZ8721BL

Symbol
May 2004
KS8721BL/SL
t
t
t
t
P
MD1
MD2
MD3
Parameter
MDC Period
MDIO Set-Up to MDC (MDIO as Input)
MDIO Hold After MDC (MDIO as Input)
MDC to MDIO Valid (MDIO as Output)
MDC
MDI O
(Into Ch ip)
MDI O
(Out of Chip)
Figure 8. Serial Management Interface Timing
Table 7. Serial Management Interface Timing
t
MD1
Valid
Data
t
t
MD2
MD3
t
P
29
Valid
Valid
Data
Data
Min
10
10
Typ
400
222
M9999-051704
Max
Micrel
Units
ns
ns
ns
ns