lan9218 Standard Microsystems Corp., lan9218 Datasheet - Page 123
lan9218
Manufacturer Part Number
lan9218
Description
Lan9218 High-performance Single-chip 10/100 Ethernet Controller With Hp Auto-mdix Support
Manufacturer
Standard Microsystems Corp.
Datasheet
1.LAN9218.pdf
(132 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
lan9218-MT
Manufacturer:
Standard
Quantity:
715
Part Number:
lan9218-MT
Manufacturer:
SMSC
Quantity:
20 000
Company:
Part Number:
lan9218I-MT
Manufacturer:
Standard
Quantity:
1 981
Company:
Part Number:
lan9218I-MT
Manufacturer:
SMSC
Quantity:
6
Part Number:
lan9218I-MT
Manufacturer:
SMSC
Quantity:
20 000
High-Performance Single-Chip 10/100 Ethernet Controller with HP Auto-MDIX Support
Datasheet
SMSC LAN9218
6.9
SYMBOL
t
t
t
t
t
CSHCKH
t
t
t
t
t
CKLCSL
CKHDIS
CKCYC
DVCKH
DSCKH
DHCKH
CKLDIS
CSHDV
DHCSL
t
t
t
CKH
CKL
CSL
The following specifies the EEPROM timing requirements for the LAN9218:
EEPROM Timing
EECLK Cycle time
EECLK High time
EECLK Low time
EECS high before rising edge of EECLK
EECLK falling edge to EECS low
EEDIO valid before rising edge of EECLK
(OUTPUT)
EEDIO disable after rising edge EECLK
(OUTPUT)
EEDIO setup to rising edge of EECLK (INPUT)
EEDIO hold after rising edge of EECLK
(INPUT)
EECLK low to data disable (OUTPUT)
EEDIO valid after EECS high (VERIFY)
EEDIO hold after EECS low (VERIFY)
EECS low
DESCRIPTION
Table 6.10 EEPROM Timing Values
Figure 6.7 EEPROM Timing
DATASHEET
123
1070
1070
1110
MIN
550
550
550
550
580
30
90
0
0
TYP
MAX
1130
570
570
600
Revision 2.3 (08-06-08)
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns