DP83840AVCE National Semiconductor, DP83840AVCE Datasheet - Page 88
![IC ETHERNET PHYS LAYER 100-PQFP](/photos/6/83/68311/14-100-pqfp_sml.jpg)
DP83840AVCE
Manufacturer Part Number
DP83840AVCE
Description
IC ETHERNET PHYS LAYER 100-PQFP
Manufacturer
National Semiconductor
Datasheet
1.DP83840AVCE.pdf
(89 pages)
Specifications of DP83840AVCE
Controller Type
Ethernet Controller, 10Base-T
Interface
IEEE 802.3af
Voltage - Supply
4.75 V ~ 5.25 V
Current - Supply
335mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-MQFP, 100-PQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
*DP83840AVCE
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DP83840AVCE
Manufacturer:
Texas Instruments
Quantity:
10 000
Part Number:
DP83840AVCE
Manufacturer:
NS/国半
Quantity:
20 000
Version A
8.11 Isolation Timing
8.11.1 PHY Isolation Timing
8.0 Electrical Specifications
Parameter
8.10.2 Remote Loopback
Clear bit 10 of BMCR
(return to normal operation
from Isolate mode)
Parameter
H/W or S/W Reset
(with PHYAD = 00000)
T1
T2
T1
From software clear of bit 10 in
the BMCR register to the
transition from Isolate to Normal
Mode
From Deassertion of S/W or H/W
Reset to transition from Isolate to
Normal mode
Remote Loopback
Mode
RD+/-
TD+/-
Description
Description
IDLE
IDLE
100 Mb/s only
Remote Loopback Timing
88
T1
Notes
Notes
Start of Packet
T2
T1
Start of Packet
Isolate
Min
Min
Normal
Typ
Typ
Max
Max
100
500
25
Units
Units
ns
s
s