VSC8601XKN Vitesse Semiconductor Corp, VSC8601XKN Datasheet - Page 78

• Manufacturer Part Number: VSC8601XKN
• Description: IC PHY 10/100/1000 64-EP-LQFP
• Manufacturer: Vitesse Semiconductor Corp
• Type: PHY Transceiverr

Specifications of VSC8601XKN

• Number Of Drivers/receivers: 1/1
• Protocol: Gigabit Ethernet
• Voltage - Supply: 2.5V, 3.3V
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP Exposed Pad, 64-eLQFP, 64-HLQFP
• Case: TQFP
• Dc: 06+
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 907-1028

Table 72.
1. For f
Figure 19.
5.3.5
Table 73.
Revision 4.1
September 2009
Parameter
MDC time high
MDC time low
Setup to MDC rising
Hold from MDC rising
MDC rise time
MDC fall time
MDC to MDIO valid
Parameter
NRESET assertion time
Wait time between NRESET
de-assert and access of the
SMI interface
period. For example, if f
CLK
above 1 MHz, the maximum rise time and fall time is in relation to the frequency of the MDC clock
AC Characteristics for the SMI Interface (continued)
SMI Interface Timing
Device Reset
The following specifications apply to the device reset functionality. For more information
about the reset timing, see
AC Characteristics for Device Reset
(write)
(read)
MDIO
MDIO
MDC
Symbol
t
t
t
t
WH
t
t
CLK
WL
t
SU
CO
H
R
F
is 2 MHz, the maximum clock rise time and fall time is 50 ns.
Minimum
Symbol
t
t
RESET
WAIT
20
20
10
10
t
WL
Typical
Figure 20,
Minimum
50
50
10
100
220
20
t
CYC
t
t
page 79.
CYC
CYC
Maximum
Maximum
× 10%
× 10%
100
100
300
t
WH
t
SU
Data
(1)
(1)
Unit Condition
ms
ms
ns
Unit Condition
ns
ns
ns
ns
ns
ns
Register 21E.14 = 0
Register 21E.14 = 1
For MDC = 0 – 1 MHz
For MDC = 1 MHz – f
Time dependant on value of
external pull-up resistor on
MDIO pin
Data
Electrical Specifications
t
H
VSC8601 Datasheet
t
CO
CLK
Page 78
(MAX)