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Standard ICs

Single OR gate

BU4S71

The BU4S71 is an ultra-compact IC with one circuit of the dual-input positive logic OR gate built into an SMP pack-

age.

•

Features

1) Low current dissipation.

2) Super-mini mold package designed for surface

mounting.

3) Wide range of operating power supply voltage.

4) Direct drive of 2 L-TTL inputs and 1 LS-TTL input.

•

Block diagram

•

Recommended operating conditions (Ta = 25°C, VSS = 0V)

123

DD Y

ABV

Parameter Symbol Min. Typ. Max. Unit

DD 3

—

16 V

IN 0

—

VDD V

Power supply voltage

Input voltage

•

Absolute maximum ratings (Ta = 25°C)

Parameter Symbol Limits Unit

DD VSS – 0.3 ~ VSS + 18 V

170 mW

IN mA

Topr

IN V

Tstg

Power supply voltage

Power dissipation

Input current

Operating temperature

Storage temperature

Input voltage

Note 1: These values indicate the range limits of the voltage that can be applied to each pin without

destroying it. Operation is not guaranteed at these values.

Note 2: Reduced by 1.7mW for each increase in Ta of 1°C over 25°C.

± 10

SS – 0.3 ~ VDD + 0.3

°C

– 40 ~ + 85

– 55 ~ + 150

Summary of content (4 pages)

PAGE 1
Standard ICs Single OR gate BU4S71 The BU4S71 is an ultra-compact IC with one circuit of the dual-input positive logic OR gate built into an SMP package. •1)Features Low current dissipation. 3) Wide range of operating power supply voltage. 4) Direct drive of 2 L-TTL inputs and 1 LS-TTL input. 2) Super-mini mold package designed for surface mounting. •Absolute maximum ratings (Ta = 25°C) Parameter Symbol Limits Unit Power supply voltage VDD VSS – 0.
PAGE 2
Standard ICs BU4S71 characteristics •DCElectrical characteristics (unless otherwise noted, V SS Parameter Input high level voltage Input low level voltage Symbol VIH VIL Min. Typ. Max. Unit 3.5 2.75 — V 5 7.0 5.5 — V 10 11.0 8.25 — V 15 — 2.25 1.5 V 5 — 4.5 3.0 V 10 — 6.75 4.0 V 15 VDD (V) Conditions | IOUT | < 1µA IIH — — 0.3 µA 18 VIH = 18V Input low level current IIL — — – 0.3 µA 18 VIL = 0V 4.95 5.0 — V 5 9.95 10.0 — V 10 14.95 15.
PAGE 3
Standard ICs BU4S71 Switching characteristics (unless otherwise noted, VSS = 0V, Ta = 25°C, CL = 50pF) Parameter Symbol tTLH Output rise time tTHL Output fall time tPLH Propagation delay time tPHL Min. Typ. Max. Unit VDD (V) — 70 200 ns 5 — 35 100 ns 10 — 30 80 ns 15 — 70 200 ns 5 — 35 100 ns 10 — 30 80 ns 15 — 90 200 ns 5 — 45 100 ns 10 — 30 80 ns 15 — 90 200 ns 5 — 45 100 ns 10 — 30 80 ns 15 Conditions Measurement circuit — Fig.
PAGE 4
Standard ICs BU4S71 •External dimensions (Units: mm) (1) (2) (3) 0.4 ± 0.1 1.1 ± 0.2 0.05 0.95 0.5 2.8 ± 0.3 1.6 ± 0.2 2.9 ± 0.2 (5) (4) SMP5 4 0.1 0.1 +– 0.