參數(shù)資料
型號(hào): 82559
廠商: INTEL CORP
元件分類: 微控制器/微處理器
英文描述: Fast Ethernet Multifunction PCI/CARD bus controller(快速以太網(wǎng)多功能PCI/CARD 總線控制器)
中文描述: 1 CHANNEL(S), 100M bps, LOCAL AREA NETWORK CONTROLLER, PBGA196
封裝: 15 X 15 MM, BGA-196
文件頁數(shù): 117/124頁
文件大?。?/td> 1332K
代理商: 82559
Networking Silicon — 82559
Datasheet
107
12.4.2.4
EEPROM Interface Timings
The 82559 is designed to support a standard 64x16 or 256x16 serial EEPROM.
Table 42
provides
the timing parameters for the EEPROM interface signals. The timing parameters are illustrated in
Figure 36
.
Table 42. EEPROM Timing Parameters
Symbol
Parameter
Min
Max
Units
Notes
T50
t
EFSK
Serial Clock Frequency
1
Mhz
EEPROM fsk =
1 MHz
T51
t
ECSS
Delay from EECS High to EESK High
300
ns
EEPROM tcss
= 50 ns
T52
t
ECSH
Delay from EESK Low to EECS Low
30
ns
EEPROM tcsh
= 0 ns
T53
t
EDIS
Setup Time of EEDI to EESK
300
ns
EEPROM tdis
= 150 ns
T54
t
EDIH
Hold Time of EEDI after EESK
300
ns
EEPROM tdih
= 150 ms
T55
t
ECS
EECS Low Time
750
ns
EEPROM tcs =
250 ns
Figure 36. EEPROM Timings
EECS
FLA15EESK
FLA13EEDI
T51
T52
T54
T53
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