SP481ECN datasheet(3/11 Pages) SIPEX

Part #	SP481ECN

Description	Enhanced Low Power Half-Duplex RS-485 Transceivers

Download	11 Pages

Scroll/Zoom	100%

Manufacturer	SIPEX [Sipex Corporation]

Direct Link	http://www.sipex.com

Logo

3 / 11 page

3

Rev. 5/16/03

SP481E Low Power Half-Duplex RS485 Transceivers

SPECIFICATIONS (continued)

T

MIN to TMAX and VCC = 5V ± 5% unless otherwise noted.

PARAMETERS

MIN.

TYP.

MAX.

UNITS

CONDITIONS

SP481E/SP485E RECEIVER

DC Characteristics

Differential Input Threshold

-0.2

+0.2

Volts

-7V ≤ V

CM ≤ +12V

Differential Input Threshold

-0.4

+0.4

Volts

-7V ≤ V

CM ≤ +12V

(SP485EMN ONLY)

Input Hysteresis

20

mV

V

CM = 0V

Output Voltage High

3.5

Volts

I

O = -4mA, VID = +200mV

Output Voltage Low

0.4

Volts

I

O = +4mA, VID = -200mV

Three-State (High Impedance)

Output Current

±1

µA

0.4V ≤ V

O ≤ 2.4V; RE = 5V

Input Resistance

12

15

kΩ

-7V ≤ V

CM ≤ +12V

Input Current (A, B); V

IN = 12V

+1.0

mA

DE = 0V, V

CC = 0V or 5.25V, VIN = 12V

Input Current (A, B); V

IN = -7V

-0.8

mA

DE = 0V, V

CC = 0V or 5.25V, VIN = -7V

Short-Circuit Current

7

95

mA

0V ≤ V

O ≤ VCC

SP481E/SP485E RECEIVER

AC Characteristics

Maximum Data Rate

10

Mbps

RE = 0V, DE = 0V

Receiver Input to Output

20

45

100

ns

t

PLH; RDIFF = 54Ω,

C

L1 = CL2 = 100pF; Figures 3 & 7

Receiver Input to Output

20

45

100

ns

t

PHL; RDIFF = 54Ω,

C

L1 = CL2

= 100pF; Figures 3 & 7

Diff. Receiver Skew It

PLH-tPHLI13

ns

R

DIFF = 54Ω; CL1 = CL2 = 100pF;

Figures 3 & 7

Receiver Enable to

Output Low

45

70

ns

C

RL = 15pF; Figures 2 & 8; S1 closed

Receiver Enable to

Output High

45

70

ns

C

RL = 15pF; Figures 2 & 8; S2 closed

Receiver Disable from Low

45

70

ns

C

RL = 15pF; Figures 2 & 8; S1 closed

Receiver Disable from High

45

70

ns

C

RL = 15pF; Figures 2 & 8; S2 closed

SP481E

Shutdown Timing

Time to Shutdown

50

200

600

ns

RE = 5V, DE = 0V

Driver Enable from Shutdown

to Output High

40

100

ns

C

L = 100pF; See Figures 4 & 6; S2 closed

Driver Enable from Shutdown

to Output Low

40

100

ns

C

L = 100pF; See Figures 4 & 6; S1 closed

Receiver Enable from

Shutdown to Output High

300

1000

ns

C

L = 15pF; See Figures 2 & 8; S2 closed

Receiver Enable from

Shutdown to Output Low

300

1000

ns

C

L = 15pF; See Figures 2 & 8; S1 closed

POWER REQUIREMENTS

Supply Voltage

+4.75

+5.25

Volts

Supply Current

SP481E/485E

No Load

900

µA

RE, DI = 0V or V

CC; DE = VCC

600

µA

RE = 0V, DI = 0V or 5V; DE = 0V

SP481E

Shutdown Mode

10

µA

DE = 0V, RE=V

CC

ENVIRONMENTAL AND MECHANICAL

Operating Temperature

Commercial (_C_)

0

+70

°C

Industrial (_E_)

-40

+85

°C

(_M_)

-40

+125

°C

Storage Temperature

-65

+150

°C

Package

Plastic DIP (_P)

NSOIC (_N)

Similar Part No. - SP481ECN

Manufacturer	Part #	Datasheet	Description
Sipex Corporation	SP481ECN	519Kb / 11P	Enhanced Low Power Half-Duplex RS-485 Transceivers
Exar Corporation	SP481ECN-L	618Kb / 12P	Enhanced Low Power Half-Duplex RS-485 Transceivers
Exar Corporation	SP481ECN-L/TR	618Kb / 12P	Enhanced Low Power Half-Duplex RS-485 Transceivers

More results

Similar Description - SP481ECN

Manufacturer	Part #	Datasheet	Description
Sipex Corporation	SP481E	519Kb / 11P	Enhanced Low Power Half-Duplex RS-485 Transceivers
Exar Corporation	SP481E	618Kb / 12P	Enhanced Low Power Half-Duplex RS-485 Transceivers
Sipex Corporation	SP481E	712Kb / 11P	Enhanced Low Power Half-Duplex RS-485 Transceivers
Exar Corporation	SP1481E	576Kb / 10P	Enhanced Low Power Half-Duplex RS-485 Transceivers
Sipex Corporation	SP1485E	78Kb / 11P	Enhanced Low Power Half-Duplex RS-485 Transceivers
Sipex Corporation	SP1481E	73Kb / 11P	짹15kV Enhanced Low Power Half-Duplex RS-485 Transceivers
Exar Corporation	SP483	633Kb / 13P	Low Power Half-Duplex RS-485 Transceivers
Sipex Corporation	SP481	100Kb / 10P	Low Power Half-Duplex RS-485 Transceivers
Sipex Corporation	SP481	78Kb / 10P	Low Power Half-Duplex RS-485 Transceivers
Exar Corporation	SP485EN-L	564Kb / 11P	Low Power Half-Duplex RS-485 Transceivers

More results

SP481ECN Datasheet(PDF) 3 Page - Sipex Corporation

SP481ECN Datasheet(HTML) 3 Page - Sipex Corporation

Similar Part No. - SP481ECN

Similar Description - SP481ECN

Html Pages

1 2 3 4 5 6 7 8 9 10 11

Datasheet Download

Link URL