82575EB Datasheet, PDF (50/62 Pages) Intel Corporation – Intel® 82575EB Gigabit Ethernet Controller Datasheet

Intel^® 82575EB Gigabit Ethernet Controller — EEPROM Interface
6.4.1 EEPROM Interface
Applicable over recommended operating range from Ta = -40C to +85C, VCC3P3 = 3.3 V, Cload = 1 TTL
Gate and 16pF (unless otherwise noted).
Symbol
t_SCK
t_RI
t_FI
t_WH
t_WL
t_CS
t_CSS
t_CSH
t_SU
t_H
t_V
t_HO
t_DIS
Notes:
1. 1. Clock is 2MHz
2. 2.50% duty cycle
Parameter
SCK clock frequency
Input rise time
Input fall time
SCK high time
SCK low time
CS high time
CS setup time
CS hold time
Data-in setup time
Data-in hold time
Output valid
Output hold time
Output disable time
Min
0
200
200
250
250
250
50
50
0
0
Typ
2
2.5ns
2.5ns
250
250
Max
2.1
2
2
200
250
Units
MHz
us
us
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Note
[1]
[2]
V_IH
CS
V_IL
V_IH
SCK
V_IL
V_IH
SI
V_IL
t_CSS
t_SU
t_WH
t_H
VALID IN
V_IH
SO
V_IL
Hi-Z
t_WL
t_V
Figure 3.
EEPROM Interface Time Diagram
Intel^® 82575EB Gigabit Ethernet Controller
Datasheet
50
t_CS
t_CSH
t_HO
t_DIO
Hi-Z
317679-004
Revision: 2.11
January 2011