74ABT244CSC

74ABT244CSC Datasheet

74ABT244 Octal Buffer/Line Driver with 3-STATE Outputs

Part	Datasheet
74ABT244CSC	74ABT244CSC (pdf)

Related Parts	Information
74ABT244CMTCX	74ABT244CMTCX
74ABT244CPC	74ABT244CPC
74ABT244CMTC	74ABT244CMTC
74ABT244CMSA	74ABT244CMSA
74ABT244CMSAX	74ABT244CMSAX
74ABT244CSJX	74ABT244CSJX
74ABT244CSJ	74ABT244CSJ
74ABT244CSCX	74ABT244CSCX
74ABT244CSCX_SF500916	74ABT244CSCX_SF500916

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74ABT244 Octal Buffer/Line Driver with 3-STATE Outputs 74ABT244 Octal Buffer/Line Driver with 3-STATE Outputs The ABT244 is an octal buffer and line driver with 3-STATE outputs designed to be employed as a memory and address driver, clock driver, or bus-oriented transmitter/ receiver. s Non-inverting buffers s Output sink capability of 64 mA, source capability of 32 mA s Guaranteed output skew s Guaranteed multiple output switching specifications s Output switching specified for both 50 pF and 250 pF loads s Guaranteed simultaneous switching, noise level and dynamic threshold performance s Guaranteed latchup protection s High impedance glitch free bus loading during entire power up and power down cycle s Nondestructive hot insertion capability s Disable time less than enable time to avoid bus conten- tion Ordering Code: Order Number Package Number Package Description 74ABT244CSC M20B 20-Lead Small Outline Integrated Circuit SOIC , JEDEC MS-013, Wide Body 74ABT244CSJ M20D 20-Lead Small Outline Package SOP , EIAJ TYPE II, 5.3mm Wide 74ABT244CMSA MSA20 20-Lead Shrink Small Outline Package SSOP , EIAJ TYPE II, 5.3mm Wide 74ABT244CMTC MTC20 20-Lead Thin Shrink Small Outline Package TSSOP , JEDEC MO-153, 4.4mm Wide 74ABT244CPC N20A 20-Lead Plastic Dual-In-Line Package PDIP , JEDEC MS-001, Wide Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code. Connection Diagram Pin Descriptions Pin Names OE1, OE2 Output Enable Input Active LOW Inputs Outputs Truth Table OE1 OE2 H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedance 1999 Fairchild Semiconductor Corporation DS010992 74ABT244 Absolute Maximum Ratings Note 1 Storage Temperature −65°C to +150°C Ambient Temperature under Bias −55°C to +125°C Junction Temperature under Bias −55°C to +150°C VCC Pin Potential to Ground Pin Input Voltage Note 2 −0.5V to +7.0V −0.5V to +7.0V Input Current Note 2 −30 mA to mA Voltage Applied to Any Output in the Disabled or Power-Off State −0.5V to 5.5V in the HIGH State Current Applied to Output −0.5V to VCC in LOW State Max DC Latchup Source Current twice the rated IOL mA −500 mA Over Voltage Latchup I/O Recommended Operating Conditions Free Air Ambient Temperature Supply Voltage Minimum Input Edge Rate Data Input Enable Input −40°C to +85°C +4.5V to +5.5V 50 mV/ns 20 mV/ns Note 1 Absolute maximum ratings are values beyond which the device may be damaged or have its useful life impaired. Functional operation under these conditions is not implied. Note 2 Either voltage limit or current limit is sufficient to protect inputs. DC Electrical Characteristics Parameter

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74ABT244 Octal Buffer/Line Driver with 3-STATE Outputs
74ABT244 Octal Buffer/Line Driver with 3-STATE Outputs

The ABT244 is an octal buffer and line driver with 3-STATE outputs designed to be employed as a memory and address driver, clock driver, or bus-oriented transmitter/ receiver.
s Non-inverting buffers s Output sink capability of 64 mA, source capability of
32 mA s Guaranteed output skew s Guaranteed multiple output switching specifications s Output switching specified for both 50 pF and 250 pF
loads s Guaranteed simultaneous switching, noise level and
dynamic threshold performance s Guaranteed latchup protection s High impedance glitch free bus loading during entire
power up and power down cycle s Nondestructive hot insertion capability s Disable time less than enable time to avoid bus conten-
tion
Ordering Code:

Order Number Package Number

Package Description
74ABT244CSC

M20B
20-Lead Small Outline Integrated Circuit SOIC , JEDEC MS-013, Wide Body
74ABT244CSJ

M20D
20-Lead Small Outline Package SOP , EIAJ TYPE II, 5.3mm Wide
74ABT244CMSA

MSA20
20-Lead Shrink Small Outline Package SSOP , EIAJ TYPE II, 5.3mm Wide
74ABT244CMTC

MTC20
20-Lead Thin Shrink Small Outline Package TSSOP , JEDEC MO-153, 4.4mm Wide
74ABT244CPC

N20A
20-Lead Plastic Dual-In-Line Package PDIP , JEDEC MS-001, Wide
Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.

Connection Diagram

Pin Descriptions

Pin Names

OE1, OE2

Output Enable Input Active LOW

Inputs Outputs

Truth Table

OE1 OE2

H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Z = High Impedance
1999 Fairchild Semiconductor Corporation DS010992
74ABT244

Absolute Maximum Ratings Note 1

Storage Temperature
−65°C to +150°C

Ambient Temperature under Bias
−55°C to +125°C

Junction Temperature under Bias
−55°C to +150°C

VCC Pin Potential to Ground Pin Input Voltage Note 2
−0.5V to +7.0V −0.5V to +7.0V

Input Current Note 2
−30 mA to mA

Voltage Applied to Any Output
in the Disabled or

Power-Off State
−0.5V to 5.5V
in the HIGH State Current Applied to Output
−0.5V to VCC
in LOW State Max DC Latchup Source Current
twice the rated IOL mA −500 mA

Over Voltage Latchup I/O

Recommended Operating Conditions

Free Air Ambient Temperature Supply Voltage Minimum Input Edge Rate

Data Input Enable Input
−40°C to +85°C +4.5V to +5.5V
50 mV/ns 20 mV/ns

Note 1 Absolute maximum ratings are values beyond which the device may be damaged or have its useful life impaired. Functional operation under these conditions is not implied.

Note 2 Either voltage limit or current limit is sufficient to protect inputs.

DC Electrical Characteristics

Parameter

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Datasheet ID: 74ABT244CSC 513048