74HCT280DB,112 NXP Semiconductors, 74HCT280DB,112 Datasheet - Page 13

• Manufacturer Part Number: 74HCT280DB,112
• Description: IC PARITY GEN/CHKER 9BIT 14SSOP
• Manufacturer: NXP Semiconductors
• Series: 74HCTr

Specifications of 74HCT280DB,112

• Logic Type: Parity Generator/Checker
• Number Of Circuits: 9-Bit
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 14-SSOP
• Number Of Bits: 9
• Logic Family: HCT
• High Level Output Current: - 6 mA
• Low Level Output Current: 6 mA
• Propagation Delay Time: 45 ns
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Current - Output High, Low: -
• Lead Free Status / Rohs Status: Details
• Other names: 568-2819-5; 935189870112

Philips Semiconductors
AC waveforms 74HCT
Test circuit for 74HCT
March 1988
handbook, full pagewidth
HCMOS family characteristics
C
R
(1) In Fig.9 the active transition of the clock is going from LOW-to-HIGH and the active level of the forcing signals
(2) For AC measurements: t
Fig.9
L
T
(SET, RESET and PRESET) is HIGH. The actual direction of the transition of the clock input and the actual
active levels of the forcing signals are specified in the individual device data sheet.
=
=
Set-up times, hold times, removal times, propagation delays and the maximum clock pulse frequency for
sequential logic ICs.
load capacitance including jig and probe capacitance (see AC
CHARACTERISTICS for values).
termination resistance should be equal to the output impedance Z
the pulse generator.
OUTPUT
PRESET
CLOCK
RESET,
r
INPUT
INPUT
INPUT
DATA
SET,
= t
f
= 6 ns; when measuring f
handbook, halfpage
GENERATOR
10%
1.3 V
PULSE
t su
t rem
1.3 V
t r
10%
1.3 V
t PLH
90%
t WH
max
Fig.10 Test circuit.
1.3 V
V I
90%
t h
, there is no constraint on t
1/f max
t TLH
t f
R T
13
t WL
o
D.U.T
V CC
t su
of
t PHL
V O
r
, t
f
with 50% duty factor.
C L
t h
FAMILY SPECIFICATIONS
t THL
MGK565
50 pF
MGK568
3 V
GND
3 V
GND
3 V
GND