ISL83387 Просмотр технического описания (PDF) - Renesas Electronics

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ISL83387

+/-15kV ESD Protected, +3V to +5.5V, 1Microamp, 250kbps, RS-232 Transceivers with Enhanced Automatic Powerdown and a Separate Logic Supply

Renesas Electronics 

ISL83387E

Electrical Specifications

PARAMETER

TTeyspticCaolsnadriteioantsT: AVC=C25=o3CV,

to 5.5V, C1 - C4 = 0.1F, VL =

VCC = VL = 3.3V (Continued)

VCC;

Unless

Otherwise

Specified.

TEST CONDITIONS

TEMP

(oC)

MIN

TYP

Output Resistance

Output Short-Circuit Current

Output Leakage Current

VCC = V+ = V- = 0V, Transmitter Output = 2V

VOUT = 0V

VOUT = 12V, VCC = 0V or 3V to 5.5V

Automatic Powerdown or FORCEOFF = GND

Full

300

10M

Full

-

35

Full

-

-

ENHANCED AUTOMATIC POWERDOWN (FORCEON = GND, FORCEOFF = VCC)

Receiver Input Thresholds to

INVALID High

See Figure 4

Full

-2.7

-

Receiver Input Thresholds to

INVALID Low

See Figure 4

Full

-0.3

-

INVALID Output Voltage Low

IOUT = 1.6mA

INVALID Output Voltage High

IOUT = -1.0mA

Receiver Positive or Negative

See Figure 7

Threshold to INVALID High Delay

(tINVH)

Receiver Positive or Negative

Threshold to INVALID Low Delay

(tINVL)

See Figure 7

Receiver or Transmitter Edge to Note 2, See Figure 7

Transmitters Enabled Delay (tWU)

Receiver or Transmitter Edge to

Transmitters Disabled Delay

(tAUTOPWDN)

Note 2, See Figure 7

TIMING CHARACTERISTICS

Full

-

-

Full VL - 0.6

-

25

-

1

25

-

30

25

-

100

Full

15

30

Maximum Data Rate

Receiver Propagation Delay

Time to Exit Powerdown

Transmitter Skew

Receiver Skew

Transition Region Slew Rate

RL = 3kCL = 1000pF, One Transmitter Switching

Full

250

500

Receiver Input to Receiver

Output, CL = 150pF

tPHL

tPLH

25

-

0.15

25

-

0.15

TX | VOUT |  3.7V

25

-

100

tPHL - tPLH

25

-

100

tPHL - tPLH

25

-

50

VCC = 3.3V,

CL = 150pF to 1000pF

25

6

18

RL = 3kto 7k

Measured From 3V to -3V or -3V

CL = 150pF to 2500pF

25

4

13

to 3V

ESD PERFORMANCE

RS-232 Pins (TOUT, RIN)

Human Body Model

IEC61000-4-2 Air Gap Discharge

25

-

15

25

-

15

IEC61000-4-2 Contact Discharge

25

-

8

NOTE:

2. An “edge” is defined as a transition through the transmitter or receiver input thresholds.

MAX

-

60

25

2.7

0.3

0.4

-

-

-

-

60

-

-

-

-

-

-

30

30

-

-

-

UNITS



mA

A

V

V

V

V

s

s

s

sec

kbps

s

s

s

ns

ns

V/s

V/s

kV

kV

kV

FN6040 Rev 1.00

July 8, 2005

Page 5 of 13

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