SN75446, SN75447

DUAL PERIPHERAL DRIVERS

SLRS020A – DECEMBER 1978 – REVISED NOVEMBER 1995

3–3

POST OFFICE BOX 655303

recommended operating conditions

MIN

NOM

MAX

UNIT

Supply voltage, VCC

4.75

5

5.25

V

High-level input voltage, VIH

2

V

Low-level input voltage, VIL

0.8

V

Operating free-air temperature range, TA

0

70

°C

electrical characteristics over recommended operating free-air temperature range

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

VIK

Input clamp voltage

II = – 12 mA

– 0.9

– 1.5

V

IOL = 100 mA

0.1

0.3

VOL

Low level output voltage

VCC = 4.75 V,

VIH 2V

IOL = 200 mA

0.22

0.45

V

VOL

Low-level output voltage

VIH = 2 V,

VIL = 0.8 V

IOL = 300 mA

0.45

0.65

V

VIL = 0.8 V

IOL = 350 mA

0.55

0.75

VO(BR)

Output breakdown voltage

VCC = 4.75 V,

IOH = 100 µA

70

100

V

VR(K)

Output clamp-diode reverse voltage

VCC = 4.75 V,

IR = 100 µA

70

100

V

VF(K)

Output clamp-diode forward voltage

VCC = 4.75 V,

IF = 350 mA

0.6

1.2

1.6

V

IOH

High level output current

VCC = 4.75 V,

VIH = 2 V,

1

100

µA

IOH

High-level output current

CC

,

VIL = 0.8 V,

IH

,

VOH = 70 V

1

100

µA

IIH

High-level input current

VCC = 5.25 V,

VI = 5.25 V

0.01

10

µA

IIL

Low level input current

A input

VCC = 5 25 V

VI =0 8V

– 0.5

–10

µA

IIL

Low-level input current

S input

VCC = 5.25 V,

VI = 0.8 V

–1

–20

µA

ICCH

Supply current outputs high

SN75446

VCC = 5 25 V

VI = 5 V

11

18

mA

ICCH

Supply current, outputs high

SN75447

VCC = 5.25 V

VI = 0

11

18

mA

ICCL

Supply current outputs low

SN75446

VCC = 5 25 V

VI = 0

11

18

mA

ICCL

Supply current, outputs low

SN75447

VCC = 5.25 V

VI = 5 V

11

18

mA

† All typical values are at VCC = 5 V, TA = 25°C.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tPLH

Propagation delay time, low-to-high-level output

300

750

ns

tPHL

Propagation delay time, high-to-low-level output

CL = 15 pF,

RL = 100 Ω,

200

500

ns

tTLH

Transition time, low-to-high-level output

L

,

See Figure 1

L

,

50

100

ns

tTHL

Transition time, high-to-low-level output

50

100

ns

VOH

High level output voltage after switching

VS = 55 V,

IO [ 300 mA,

VS 0 018

V

VOH

High-level output voltage after switching

S

See Figure 2

O

VS – 0.018

V