LU82551QM Intel, LU82551QM Datasheet - Page 106

• Manufacturer Part Number: LU82551QM
• Manufacturer: Intel

Specifications of LU82551QM

• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 196
• Lead Free Status / RoHS Status: Compliant

82551QM — Networking Silicon
12.4.2.4
100
Table 79. EEPROM Timing Parameters
Figure 28. EEPROM Timings
EEPROM Interface Timings
The 82551QM is designed to support a standard 64x16 or 256x16 serial EEPROM.
provides the timing parameters for the EEPROM interface signals. The timing parameters are
illustrated in
T51
T52
T53
T54
T55
EECS
FLA15/EESK
FLA13/EEDI
t
t
t
t
t
Symbol
ECSS
ECSH
EDIS
EDIH
ECS
Figure
Delay from EECS High to EESK High
Delay from EESK Low to EECS Low
Setup Time of EEDI to EESK
Hold Time of EEDI after EESK
EECS Low Time
28.
Parameter
T51
T53
T54
Min
300
300
300
750
30
Max
T52
Units
ns
ns
ns
ns
ns
EEPROM tcs =
EEPROM tcss
EEPROM tcsh
EEPROM tdis
EEPROM tdih
= 150 ms
= 150 ns
= 50 ns
250 ns
Notes
= 0 ns
Table 79
Datasheet