ML4665 Просмотр технического описания (PDF) - Micro Linear Corporation

Номер в каталоге

Компоненты Описание

производитель

ML4665

Low Cost Single Chip 10BASE-FL Transceiver

Micro Linear Corporation 

ML4665

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

VCC ................................................................... GND –0.3 to 6V

Input Voltage Range

Digital Inputs

(SQEN, LBDIS) .................... GND –0.3 to VCC +0.3V

Tx+, Tx–, VIN+, VIN– ............... GND –0.3 to VCC +0.3V

Input Current

RRSET, RTSET, LMON .......................................... 60mA

Output Current

TxOUT .............................................................. 120mA

Junction Temperature .............................................. 150°C

Storage Temperature Range ...................... –65°C to 150°C

Lead Temperature (Soldering) .................................. 260°C

Thermal Resistance (θJA) ....................................... 78°C/W

OPERATING CONDITIONS

Supply Voltage (VCC) ........................................... 5V ± 5%

LED on Current ....................................................... 10mA

RRSET .......................................................... 61.9kΩ ± 1%

RTSET ............................................................. 115Ω ± 1%

ELECTRICAL CHARACTERISTICS

Unless otherwise specified, TA = Operating Temperature Range, VCC = VCCTx = 5V ± 5% (Note 1)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

ICC

Power Supply Current ICC:

While Transmitting

VCC = 5V, RTSET = 115Ω (Note 2)

VOL

IOUT

VSQ

LED Driver: VOL

Transmit Peak Output Current

Transmit Squelch Voltage Level

(Tx+, Tx–)

IOL = 10mA (Note 3)

RTSET = 115Ω (Note 4)

44

–300

52

–250

VDO

Differential Output Voltage

(Rx±, COL±)

±550

VCM

Common Mode

4.0

Output Voltage (Rx±, COL±)

VDOO

Differential Output

Voltage Imbalance (Rx±, COL±)

VLBTH LBDIS Threshold

Loopback disabled

VCC – 0.1

Loopback enabled

VTXCM

VINCM

Common Mode Voltage (Tx+, Tx–)

Common Mode Voltage

(VIN+, VIN–)

3.5

1.65

AV

Amplifier Gain

VISR

Input Signal Range

VN

Input Referred Noise

50MHz BW

100

2

25

RIN

Input Resistance

VIN+ = VIN–

0.8

1.3

VTH

Input Threshold Voltage

H

Hysteresis

5

6

20

MAX

140

0.8

57

–200

±1200

±40

1.0

1600

2.0

7

UNITS

mA

V

mA

mV

mV

V

mV

V

V

V

V

V/V

mVP–P

µV

kΩ

mV

%

4

Share Link: