HD74HCT449P datasheet, PDF - EEWORLD Datasheet

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HD74HCT449P: DescriptionHCT SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDIP16, DP-16; Categorylogic logic; File Size47KB，8 Pages; ManufacturerRenesas Electronics Corporation; Websitehttps://www.renesas.com/

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HD74HCT449P Overview

HCT SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDIP16, DP-16

HD74HCT449P Parametric

Parameter Name	Attribute value
Parts packaging code	DIP
package instruction	DIP,
Contacts	16
Reach Compliance Code	unknown
series	HCT
JESD-30 code	R-PDIP-T16
length	19.2 mm
Logic integrated circuit type	BUS TRANSCEIVER
Number of digits	4
Number of functions	1
Number of ports	2
Number of terminals	16
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
Output characteristics	3-STATE
Output polarity	TRUE
Package body material	PLASTIC/EPOXY
encapsulated code	DIP
Package shape	RECTANGULAR
Package form	IN-LINE
propagation delay (tpd)	31 ns
Certification status	Not Qualified
Maximum seat height	5.06 mm
Maximum supply voltage (Vsup)	5.5 V
Minimum supply voltage (Vsup)	4.5 V
Nominal supply voltage (Vsup)	5 V
surface mount	NO
technology	CMOS
Temperature level	INDUSTRIAL
Terminal form	THROUGH-HOLE
Terminal pitch	2.54 mm
Terminal location	DUAL
width	7.62 mm
Base Number Matches	1

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HD74HCT449

Quad. Bus Transceivers with Individual Direction Controls

Description

The HD74HCT449 has 4 bus transceivers. The device has direction control inputs with individual. And

this control inputs select data transmissible direction.

When

GBA

is high, A outputs are disable, and when

GAB

is high, B outputs are disable.

Features

•

LSTTL Output Logic Level Compatibility as well as CMOS Output Compatibility

•

High Speed Operation: t

(A to B) = 12.5 ns typ (C

= 50 pF)

•

High Output Current: Fanout of 15 LSTTL Loads

•

Wide Operating Voltage: V

= 4.5 to 5.5 V

•

Low Input Current: 1 µA max

•

Low Quiescent Supply Current: I

(static) = 4 µA max (Ta = 25°C)

Function Table

Enable

GBA

H :

L :

X :

High Level

Low Level

Irrelevant.

GAB

Direction DIR

Operation

Isolation

A data to B bus

B data to A bus

Isolation

HD74HCT449P Related Products

	HD74HCT449P	HD74HCT449FP	HD74HCT449FP-EL	HD74HCT449RP-EL	HD74HCT449RP
Description	HCT SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDIP16, DP-16	HCT SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDSO16, FP-16DA	HCT SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDSO16, FP-16DA	HCT SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDSO16, FP-16DN	HCT SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, PDSO16, FP-16DN
Parts packaging code	DIP	SOIC	SOIC	SOIC	SOIC
package instruction	DIP,	SOP,	SOP,	SOP,	SOP,
Contacts	16	16	16	16	16
Reach Compliance Code	unknown	unknown	compliant	unknown	unknown
series	HCT	HCT	HCT	HCT	HCT
JESD-30 code	R-PDIP-T16	R-PDSO-G16	R-PDSO-G16	R-PDSO-G16	R-PDSO-G16
length	19.2 mm	10.06 mm	10.06 mm	9.9 mm	9.9 mm
Logic integrated circuit type	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER	BUS TRANSCEIVER
Number of digits	4	4	4	4	4
Number of functions	1	1	1	1	1
Number of ports	2	2	2	2	2
Number of terminals	16	16	16	16	16
Maximum operating temperature	85 °C	85 °C	85 °C	85 °C	85 °C
Minimum operating temperature	-40 °C	-40 °C	-40 °C	-40 °C	-40 °C
Output characteristics	3-STATE	3-STATE	3-STATE	3-STATE	3-STATE
Output polarity	TRUE	TRUE	TRUE	TRUE	TRUE
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	DIP	SOP	SOP	SOP	SOP
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	IN-LINE	SMALL OUTLINE	SMALL OUTLINE	SMALL OUTLINE	SMALL OUTLINE
propagation delay (tpd)	31 ns	31 ns	31 ns	31 ns	31 ns
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
Maximum seat height	5.06 mm	2.2 mm	2.2 mm	1.75 mm	1.75 mm
Maximum supply voltage (Vsup)	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V
Minimum supply voltage (Vsup)	4.5 V	4.5 V	4.5 V	4.5 V	4.5 V
Nominal supply voltage (Vsup)	5 V	5 V	5 V	5 V	5 V
surface mount	NO	YES	YES	YES	YES
technology	CMOS	CMOS	CMOS	CMOS	CMOS
Temperature level	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL
Terminal form	THROUGH-HOLE	GULL WING	GULL WING	GULL WING	GULL WING
Terminal pitch	2.54 mm	1.27 mm	1.27 mm	1.27 mm	1.27 mm
Terminal location	DUAL	DUAL	DUAL	DUAL	DUAL
width	7.62 mm	5.5 mm	5.5 mm	3.9 mm	3.9 mm
Maker	-	Renesas Electronics Corporation	Renesas Electronics Corporation	Renesas Electronics Corporation	Renesas Electronics Corporation

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