74ABT20DB,112 NXP Semiconductors, 74ABT20DB,112 Datasheet - Page 4

• Manufacturer Part Number: 74ABT20DB,112
• Description: IC DUAL 4-IN NAND GATE 14-SSOP
• Manufacturer: NXP Semiconductors
• Series: 74ABTr

Specifications of 74ABT20DB,112

• Logic Type: NAND Gate
• Number Of Inputs: 4
• Number Of Circuits: 2
• Current - Output High, Low: 15mA, 20mA
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 14-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 568-2477-5; 935208670112

1. Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same
Philips Semiconductors
AC CHARACTERISTICS
GND = 0V; t
NOTE:
AC WAVEFORMS
V
TEST CIRCUIT AND WAVEFORMS
1995 Sep 22
M
SYMBOL
Dual 4-input NAND gate
device. The specification applies to any outputs switching in the the same direction, either HIGH–to-LOW (t
parameter guaranteed by design.
t
= 1.5V, V
t
OSLH
DEFINITIONS
R
C
R
t
t
OSHL
Waveform 1. Propagation Delay for Inverting Outputs
PLH
PHL
GENERATOR
T
L
L
An, Bn,
Cn, Dn
= Load resistor; see AC CHARACTERISTICS for value.
= Load capacitance includes jig and probe capacitance;
= Termination resistance should be equal to Z
Yn
PULSE
1
see AC CHARACTERISTICS for value.
pulse generators.
R
IN
= t
Propagation delay
An, Bn, Cn, Dn to Yn
Output to Output skew
An or Bn to Yn
= GND to 3.0V
F
= 2.5ns; C
V
IN
Test Circuit for Outputs
V
R
PARAMETER
M
t
T
PHL
L
V
M
= 50pF, R
D.U.T.
V
V
CC
M
L
= 500
V
t
PLH
OUT
V
M
C
L
SA00353
OUT
WAVEFORM
R
L
of
1
2
4
FAMILY
74ABT
MIN
1.0
1.0
NEGATIVE
PULSE
POSITIVE
PULSE
T
INPUT
OUTPUT
V
OUTPUT N
same part
amb
90%
10%
CC
Amplitude
TYP
= +5.0V
2.7
2.2
0.3
= +25 C
3.0V
Waveform 2. Common edge skew
V
V
M
Input Pulse Definition
10%
90%
M
INPUT PULSE REQUIREMENTS
MAX
t
t
THL
TLH
3.9
3.4
0.5
LIMITS
t
PLH
V
Rep. Rate
(t
(t
F
R
M
MIN
1MHz
)
t
)
PLH
= 1.5V
t
t
W
W
T
amb
MAX
t
V
OSLH
MIN
1.0
1.0
CC
OSHL
= –40 C to +85 C
= +5.0V 0.5V
10%
90%
500ns
) or LOW-to-HIGH (t
t
W
V
V
M
M
t
PHL
MIN
MAX
t
PHL
4.6
3.8
0.5
2.5ns
Product specification
74ABT20
t
90%
10%
R
MAX
t
OSHL
t
t
TLH
THL
SA00381
(t
(t
2.5ns
SH00067
0V
0V
AMP (V)
AMP (V)
R
F
t
F
)
UNIT
)
OSLH
ns
ns
);