dp83251 National Semiconductor Corporation, dp83251 Datasheet - Page 78

• Manufacturer Part Number: dp83251
• Description: Player Device Fddi Physical Layer Controller
• Manufacturer: National Semiconductor Corporation

7 0 Electrical Characteristics
7 1 ABSOLUTE MAXIMUM RATINGS
7 2 RECOMMENDED OPERATING CONDITIONS
7 3 DC ELECTRICAL CHARACTERISTICS
The DC characteristics are over the operating range unless otherwise specified
DC electrical characteristics for the TTL TRI-STATE output signals of PHY Port Interfaces and CBUS Interface
Note 1 Output buffer has a p-channel pullup device
DC electrical characteristics for all TTL input signals and the following TTL output signals External Loopback (ELB) Fiber Optic
Transmitter Enable (TXE) Enable Pin 0 (EP0) and Enable Pin 1 (EP1)
Symbol
V
V
V
V
V
I
I
Symbol
V
DC
DC
IL
IH
Symbol
V
T
Symbol
I
I
I
I
OZ1
OZ2
OZ3
OZ4
OH
OL
IH
IL
IC
CC
CC
A
IN
OUT
Output High Voltage
Output Low Voltage
Input High Voltage
Input Low Voltage
Input Clamp Voltage
Input Low Current
Input High Current
Supply Voltage
Input Voltage
Output Voltage
Storage Temperature
(CBP
(CBP
(AID
TRI-STATE Leakage
TRI-STATE Leakage
TRI-STATE Leakage
(AID
TRI-STATE Leakage
Supply Voltage
Operating Temperature
Parameter
Parameter
Parameter
Parameter
BID)
BID)
CBD7 – 0)
CBD7 – 0)
I
I
I
V
V
OH
OL
IN
IN
IN
e b
e
e b
e
e
Conditions
V
V
V
(Note 1)
V
Conditions
Conditions
OUT
OUT
OUT
OUT
4 mA
GND
V
Conditions
18 mA
CC
2 mA
e
e
e
e
V
V
V
GND
CC
GND
CC
78
b
b
b
b
Min
0 5
0 5
0 5
65
Min
V
4 75
Min
CC
0
Min
2 0
b
0 5
Typ
Typ
Typ
Typ
V
V
CC
CC
Max
150
7 0
b
b
Max
a
a
Max
5 25
10
60
70
500
10
b
0 5
0 5
Max
b
a
0 5
0 8
1 5
10
10
Units
Units
Units
Units
mA
mA
mA
mA
V
V
V
V
C
mA
mA
C
V
V
V
V
V