RTL8169S-32/RTL8169S-64
Datasheet
7.6. AC Characteristics
7.6.1.
Serial EEPROM Interface Timing
93C46(64*16)/93C56(128*16)
EESK
tcs
EECS
EEDI
(Read)
(Read)
1
1
0
An
A2 A1 A0
0
Dn
D1 D0
EEDO
High Impedance
EESK
EECS
EEDI
tcs
...
...
(Write)
1
0
1
An
A0 Dn
D0
(Write)
BUSY
READY
EEDO
High Impedance
twp
tsk
EESK
tskh
tskl
tcsh
tcss
EECS
EEDI
tdis
tdih
tdos
tdoh
(Read)
EEDO
EEDO
tsv
STATUS VALID
(Program)
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
tsk
tskh
tskl
tcss
Write Cycle Time
SK Clock Cycle Time
SK High Time
SK Low Time
CS Setup Time
9346/9356
9346/9356
9346/9356
9346/9356
9346/9356
10/10
ms
µs
ns
ns
ns
4/1
1000/500
1000/250
200/50
Integrated Gigabit Ethernet Controller (NIC)
25
Track ID: JATR-1076-21 Rev. 1.7
REALTEK [ Realtek Semiconductor Corp. ]
