DP83955AV National Semiconductor, DP83955AV Datasheet - Page 49

• Manufacturer Part Number: DP83955AV
• Description: IC CTRLR RIC REPEATER 100-PQFP
• Manufacturer: National Semiconductor
• Series: LERIC™r

Specifications of DP83955AV

• Controller Type: LitE Repeater Interface Controller
• Voltage - Supply: 5V
• Current - Supply: 250mA
• Mounting Type: Surface Mount
• Package / Case: 84-LCC (J-Lead)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Operating Temperature: -
• Interface: -
• Other names: *DP83955AV

10 0 Switching Characteristics
REGISTER READ TIMING
Note Minimum high time between read write cycles is 100 ns
REGISTER WRITE TIMING
Note Minimum high time between read write cycles is 100 ns
Symbol
rdadrs
rdadrh
rdlbufl
rdhbufh
bufldatv
rddath
rdw
rdtr
Symbol
wradrs
wradrh
wrlbufl
wrhbufh
wradatv
wrdath
wrdatr
wrw
wrtr
Number
Number
T90
T91
T92
T93
T94
T95
T96
T98
T99
T80
T81
T82
T83
T84
T85
T88
T89
Address Setup from BUFEN Low
Address Hold after RD High
RD Low to BUFEN Low
RD High to BUFEN High
BUFEN Low to Data Valid
Read Data Hold
RD Width
RD Low to D(7 4) TRI-STATE
Address Setup from BUFEN Low
Address Hold after WR High
WR Low to BUFEN Low
WR High to BUFEN High
BUFEN Low to Data Valid
Write Data Hold
BUFEN Low to Data Latched
WR Width
WR Low to D(7 0) TRI-STATE
(Continued)
Parameter
Parameter
49
Min
650
Min
245
650
80
60
80
80
80
0
0
0
0
0
Max
Max
355
190
355
355
160
355
85
35
14
35
TL F 11240 – 32
TL F 11240 – 33
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns