74AC244 Datasheet, PDF (1/10 Pages) STMicroelectronics – OCTAL BUS BUFFER WITH 3 STATE OUTPUTS NON INVERTED

November 1988
Revised March 2005
74AC244 • 74ACT244
Octal Buffer/Line Driver with 3-STATE Outputs
General Description
The AC/ACT244 is an octal buffer and line driver designed
to be employed as a memory address driver, clock driver
and bus-oriented transmitter/receiver which provides
improved PC board density.
Features
s I_CC and I_OZ reduced by 50%
s 3-STATE outputs drive bus lines or buffer memory
address registers
s Outputs source/sink 24 mA
s ACT244 has TTL-compatible inputs
Ordering Code:
Order Number
Package
Number
Package Description
74AC244SC
M20B 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide
74AC244SCX_NL
(Note 1)
M20B Pb-Free 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide
74AC244SJ
M20D Pb-Free 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
74AC244MTC
MTC20 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide
74AC244MTCX_NL
(Note 1)
MTC20 Pb-Free 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm
Wide
74AC244PC
N20A 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide
74ACT244SC
M20B 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide
74ACT244SCX_NL
(Note 1)
M20B Pb-Free 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide
74ACT244SJ
M20D Pb-Free 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
74ACT244MSA
MSA20 20-Lead Shrink Small Outline Package (SSOP), JEDEC MO-150, 5.3mm Wide
74ACT244MTC
MTC20 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm Wide
74ACT244MTCX_NL MTC20 Pb-Free 20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm
(Note 1)
Wide
74ACT244PC
N20A 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300" Wide
Device also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.
Pb-Free package per JEDEC J-STD-020B.
Note 1: “_NL” indicates Pb-Free package (per JEDEC J-STD-020B). Please use order number as indicated.
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