SN75124

TRIPLE LINE RECEIVER

SLLS058B – SEPTEMBER 1973 – REVISED MAY 1995

4

POST OFFICE BOX 655303

electrical characteristics over recommended ranges of supply voltage and operating free-air

temperature (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Vhys

Hysteresis voltage (VIT + – VIT –)

R

VCC = 5 V,

TA = 25°C

0.2

0.5

V

VIK

Input clamp voltage

A, B, or S

VCC = 5 V,

II – 12 mA

– 1.5

V

VI(BR)

Input breakdown voltage

A, B, or S

VCC = 5 V,

II = 10 mA

5.5

V

VOH

High level output voltage

VIH = VIHmin,

VIL = VILmax,

26

V

VOH

High-level output voltage

IH

IH

,

IOH = – 800 µA,

IL

IL

,

See Note 2

2.6

V

VOL

Low level output voltage

VIH = VIHmin,

VIL = VILmax,

04

V

VOL

Low-level output voltage

IH

IH

,

IOL = 16 mA,

IL

IL

,

See Note 2

0.4

V

II

Input current at maximum input voltage

R

VI = 7 V

5

mA

II

Input current at maximum input voltage

R

VI = 6 V,

VCC = 0

5

mA

IIH

High level input current

A, B, or S

VI = 4.5 V

40

µA

IIH

High-level input current

R

VI = 3.11 V

170

µA

IIL

Low-level input current

A, B, or S

VI = 0.4 V,

VIR = 0.8 V

– 0.1

– 1.6

mA

IOS

Short-circuit output current†

–50

– 100

mA

ICC

Supply current

All inputs = 0.8 V

72

mA

ICC

Supply current

All inputs = 2 V

100

mA

† Not more than one output should be shorted at a time, and duration of the short circuit should not exceed one second.

NOTE 2: The output voltage and current limits are characterized for any appropriate combination of high and low inputs specified by the function

table for the desired output.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tPLH

Propagation delay time, low-to-high-level output from R input

See Figure 1

20

30

ns

tPHL

Propagation delay time, high-to-low-level output from R input

See Figure 1

20

30

ns

PARAMETER MEASUREMENT INFORMATION

VCC

2.6 V

84.5

Ω

1N3064

Output

5 k

Ω

CL =

30 pF

See Note B

TEST CIRCUIT

Pulse

Generator

(see Note A)

≤ 5 ns

90%

1.5 V

Input

10%

0

2.6 V

VOH

Output

VOL

tPHL

tPLH

VOLTAGE WAVEFORMS

≤ 5 ns

90%

1.5 V

10%

1.5 V

1.5 V

NOTES: A. The pulse generator has the following characteristics: ZO ≈ 50 Ω, PRR ≤ 5 MHz, duty cycle = 50%.

B. CL includes probe and jig capacitance.

Figure 1. Test Circuit and Voltage Waveforms