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74VHC273BQ Datasheet(PDF) 1 Page - Fairchild Semiconductor

No. de pieza 74VHC273BQ
Descripción Electrónicos  Octal D-Type Flip-Flop
Download  13 Pages
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Fabricante Electrónico  FAIRCHILD [Fairchild Semiconductor]
Página de inicio  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

74VHC273BQ Datasheet(HTML) 1 Page - Fairchild Semiconductor

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tm
April 2007
©1994 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74VHC273 Rev. 1.5
74VHC273
Octal D-Type Flip-Flop
Features
High Speed: fMAX = 165MHz (typ) at VCC = 5V
Low power dissipation: ICC = 4µA (max) at TA = 25°C
High noise immunity: VNIH = VNIL = 28% VCC (min)
Power down protection is provided on all inputs
Low noise: VOLP = 0.9V (max)
Pin and function compatible with 74HC273
Leadless DQFN Package
General Description
The VHC273 is an advanced high speed CMOS Octal
D-type flip-flop fabricated with silicon gate CMOS tech-
nology. It achieves the high speed operation similar to
equivalent Bipolar Schottky TTL while maintaining the
CMOS low power dissipation.
The register has a common buffered Clock (CP) which is
fully edge-triggered. The state of each D input, one setup
time before the LOW-to-HIGH clock transition, is trans-
ferred to the corresponding flip-flop's Q output. The
Master Reset (MR) input will clear all flip-flops simulta-
neously. All outputs will be forced LOW independently of
Clock or Data inputs by a LOW voltage level on the MR
input.
An input protection circuit insures that 0V to 7V can be
applied to the inputs pins without regard to the supply
voltage. This device can be used to interface 5V to 3V
systems and two supply systems such as battery
backup. This circuit prevents device destruction due to
mismatched supply and input voltages.
Ordering Information
Surface mount packages are also available on Tape and Reel. Specify by appending the suffix letter “X” to the
ordering number. Pb-Free package per JEDEC J-STD-020B.
Order Number
Package
Number
Package Description
74VHC273M
M20B
20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide
74VHC273SJ
M20D
20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
74VHC273BQ
(Preliminary)
MLP020B
(Preliminary)
20-Terminal Depopulated Quad Very-Thin Flat Pack No Leads (DQFN), JEDEC
MO-241, 2.5 x 4.5mm
74VHC273MTC
MTC20
20-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 4.4mm
Wide


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