Datasheet

RTL8169S-32/RTL8169S-64
Datasheet
Integrated Gigabit Ethernet Controller 23 Track ID: JATR-1076-21 Rev. 1.4
7.6. AC Characteristics
7.6.1. Serial EEPROM Interface Timing
93C46(64*16)/93C56(128*16)
EESK
EECS
EEDI
EEDO
1 1 0 An A2 A0A1
Dn D1 D0
EESK
(Read)
(Write)
(Read)
(Write)
0
tcs
EESK
EECS
EEDI
EEDO
110AnA0
...
Dn
tcs
...
D0
BUSY READY
High Impedance
High Impedance
twp
EECS
EEDI
EEDO
EEDO
(Read)
(Program)
STATUS VALID
tsk
tskh
tskl
tcss
tdis tdih
tdos tdoh
tcsh
tsv
Figure 7. Serial EEPROM Interface Timing
Table 16. EEPROM Access Timing Parameters
Symbol Parameter EEPROM Type Min. Max. Unit
tcs Minimum CS Low Time 9346/9356 1000/250 ns
twp Write Cycle Time 9346/9356 10/10 ms
tsk SK Clock Cycle Time 9346/9356 4/1 us
tskh SK High Time 9346/9356 1000/500 ns
tskl SK Low Time 9346/9356 1000/250 ns
tcss CS Setup Time 9346/9356 200/50 ns
tcsh CS Hold Time 9346/9356 0/0 ns