ML4642
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are limits beyond which the
life of the integrated circuit may be impaired. All
voltages unless otherwise specified are measured with
respect to ground.
Power Supply Voltage Range V
CC
. . . GND –0.3V to 6.0V
Input Current RRSET,
JAB1/JABD, JAB2, CDLED,
RxLED/LPBK/SQE, TxLED1, TxLED2
. . . . . . . . . . 60mA
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . 150°C
Storage Temperature . . . . . . . . . . . . . . . . –65°C to 150°C
Lead Temperature (Soldering 10 seconds) . . . . . . . 260°C
Thermal Resistance (q
JA
)
SSOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109°C/W
PLCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68°C/W
OPERATING CONDITIONS
Supply Voltage (V
CC
) . . . . . . . . . . . . . . . . . . . 5V ± 10%
LED on Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA
RRSET . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.9k�½ ± 1%
ELECTRICAL CHARACTERISTICS
Unless otherwise specified T
A
= 0°C to 70°C, V
CC
= 5V ± 10%. (Notes 1, 2)
PARAMETER
Power Supply Current I
CC
LED Drivers: V
OL
CONDITIONS
V
CC
= 5V, (Note 3)
R
L
=510�½ for
CDLED, TXLED1,2, JAB2
R
L
=270�½ for
JAB1/JDIS,
RxLED/LPBK/SQE
Transmit Squelch Voltage Level
(Tx+, Tx–)
Differential Output Voltage
Common Mode Output Voltage
Differential Output Voltage Imbalance
RxLED/LPBK/SQE
SQE
Enabled/Loopback Enabled
SQE
Disabled/Loopback Enabled
Note 1: Limits are guaranteed by 100% testing, sampling or correlation with worst case test conditions.
Note 2: Low Duty cycle pulse testing is performed at T
A
.
Note 3: This does not include the current from the AUI pull down resistors or the LED output pins.
MIN
TYP.
60
MAX
120
0.8
UNITS
mA
V
V
mV
mV
V
1.2
–300
±550
2.5
–250
3.5
–200
±1200
4.0
2
±40
0.3
0.4
0.6
0.8
mV
V
V
4
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
