Texas Instruments CD74HCT283M96, CD74HCT283M, CD74HCT283E, CD74HC283M, CD74HC283E Datasheet

Data sheet acquired from Harris Semiconductor SCHS176

November 1997

CD74HC283,

CD74HCT283

High Speed CMOS Logic 4-Bit Binary Full Adder with Fast Carry

		Features		Description
		•	Adds Two Binary Numbers	The Harris CD74HC283 and CD74HCT283 binary full
	[ /Title	•	Full Internal Lookahead	adders that add two 4-bit binary numbers and generate a
				carry-out bit if the sum exceeds 15.
	(CD74	•	Fast Ripple Carry for Economical Expansion	Because of the symmetry of the add function, this device
	HC283	•	Operates with Both Positive and Negative Logic
				can be used with either all active-high operands (positive
	,
		• Fanout (Over Temperature Range)		logic) or with all active-low operands (negative logic). When
	CD74
			- Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads	using positive logic the carry-in input must be tied low if there
	HCT28		- Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads	is no carry-in.
	3)	•	Wide Operating Temperature Range . . . -55oC to 125oC	Ordering Information
	/Sub-	•	Balanced Propagation Delay and Transition Times
	ject			PART NUMBER	TEMP. RANGE (oC)		PACKAGE	PKG.
	(High	•	Significant Power Reduction Compared to LSTTL					NO.
	Speed		Logic ICs	CD74HC283E	-55 to 125		16 Ld PDIP	E16.3
		• HC Types
	CMOS			CD74HCT283E	-55 to 125		16 Ld PDIP	E16.3
	Logic		- 2V to 6V Operation
				CD74HC283M	-55 to 125		16 Ld SOIC	M16.15
			- High Noise Immunity: NIL = 30%, NIH = 30% of VCC
	4-Bit
				CD74HCT283M	-55 to 125		16 Ld SOIC	M16.15
	Binary		at VCC = 5V
		• HCT Types		NOTES:
	Full
			- 4.5V to 5.5V Operation	1. When ordering, use the entire part number. Add the suffix 96 to
	Adder
			- Direct LSTTL Input Logic Compatibility,	obtain the variant in the tape and reel.
			VIL= 0.8V (Max), VIH = 2V (Min)	2. Wafer and die is available which meets all electrical
			- CMOS Input Compatibility, Il ≤ 1 A at VOL, VOH	specifications. Please contact your local sales office or Harris
				customer service for ordering information.

Pinout				Functional Diagram
CD74HC283, CD74HCT283					5	4
	(PDIP, SOIC)			A0
	TOP VIEW					S0
					6
				B0
S1	1	16	VCC	A1	3	1
						S1
B1	2	15	B2	B1	2
A1	3	14	A2		14	13
				A2
S0	4	13	S2			S2
A0	5	12	A3	B2	15
B0	6	11	B3	A3	12	10
						S3
CIN	7	10	S3	B3	11
GND	8	9	COUT
					7	9
				CIN		COUT
						GND = 8
						VCC = 16

CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures.	File Number 1848.1

Copyright © Harris Corporation 1997

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CD74HC283, CD74HCT283

Absolute Maximum Ratings

DC Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . .	-0.5V to 7V
DC Input Diode Current, IIK	±20mA
For VI < -0.5V or VI > VCC + 0.5V . . . . . . . . . . . . . . . . . .
DC Output Diode Current, IOK	±20mA
For VO < -0.5V or VO > VCC + 0.5V . . . . . . . . . . . . . . . .
DC Drain Current, per Output, IO	±25mA
For -0.5V < VO < VCC + 0.5V. . . . . . . . . . . . . . . . . . . . . .
DC Output Source or Sink Current per Output Pin, IO	±25mA
For VO > -0.5V or VO < VCC + 0.5V . . . . . . . . . . . . . . . .
DC VCC or Ground Current, ICC . . . . . . . . . . . . . . . . . . . . .	. . . .±50mA

Thermal Information
Thermal Resistance (Typical, Note 3)	θJA (oC/W)
PDIP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. 90
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. 160
Maximum Junction Temperature . . . . . . . . . . . . . . . .	. . . . . . . 150oC
Maximum Storage Temperature Range . . . . . . . . . .	-65oC to 150oC
Maximum Lead Temperature (Soldering 10s) . . . . . .	. . . . . . . 300oC
(SOIC - Lead Tips Only)

Operating Conditions

Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . -55oC to 125oC Supply Voltage Range, VCC

HC Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2V to 6V

DC Input or Output Voltage, VI, VO . . . . . . . . . . . . . . . . . 0V to VCC Input Rise and Fall Time

2V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000ns (Max) 4.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500ns (Max) 6V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400ns (Max)

CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.

NOTE:

3. θJA is measured with the component mounted on an evaluation PC board in free air.

DC Electrical Specifications

		TEST				25oC		-40oC TO 85oC		-55oC TO 125oC
		CONDITIONS		VCC
PARAMETER	SYMBOL	VI (V)	IO (mA)	(V)	MIN	TYP	MAX	MIN	MAX	MIN	MAX	UNITS
HC TYPES
High Level Input	VIH	-	-	2	1.5	-	-	1.5	-	1.5	-	V
Voltage
				4.5	3.15	-	-	3.15	-	3.15	-	V
				6	4.2	-	-	4.2	-	4.2	-	V
Low Level Input	VIL	-	-	2	-	-	0.5	-	0.5	-	0.5	V
Voltage
				4.5	-	-	1.35	-	1.35	-	1.35	V
				6	-	-	1.8	-	1.8	-	1.8	V
High Level Output	VOH	VIH or VIL	-0.02	2	1.9	-	-	1.9	-	1.9	-	V
Voltage
			-0.02	4.5	4.4	-	-	4.4	-	4.4	-	V
CMOS Loads
			-0.02	6	5.9	-	-	5.9	-	5.9	-	V
High Level Output			-	-	-	-	-	-	-	-	-	V
Voltage
			-4	4.5	3.98	-	-	3.84	-	3.7	-	V
TTL Loads
			-5.2	6	5.48	-	-	5.34	-	5.2	-	V
Low Level Output	VOL	VIH or VIL	0.02	2	-	-	0.1	-	0.1	-	0.1	V
Voltage
			0.02	4.5	-	-	0.1	-	0.1	-	0.1	V
CMOS Loads
			0.02	6	-	-	0.1	-	0.1	-	0.1	V
Low Level Output			-	-	-	-	-	-	-	-	-	V
Voltage
			4	4.5	-	-	0.26	-	0.33	-	0.4	V
TTL Loads
			5.2	6	-	-	0.26	-	0.33	-	0.4	V
Input Leakage	II	VCC or	-	6	-	-	±0.1	-	±1	-	±1	µA
Current		GND
Quiescent Device	ICC	VCC or	0	6	-	-	8	-	80	-	160	µA
Current		GND

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