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74AHC126BQ,115

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
74AHC_AHCT126_4 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 04 — 12 August 2009 6 of 15
NXP Semiconductors
74AHC126; 74AHCT126
Quad buffer/line driver; 3-state
I
I
input leakage
current
V
I
= 5.5 V or GND;
V
CC
=0Vto5.5V
- - 0.1 - 1.0 - 2.0 µA
I
OZ
OFF-state
output current
V
I
= V
IH
or V
IL
;
V
O
=V
CC
or GND;
V
CC
= 5.5 V
--±0.25 - ±2.5 - ±10.0 µA
I
CC
supply current V
I
=V
CC
or GND; I
O
= 0 A;
V
CC
= 5.5 V
- - 2.0 - 20 - 40 µA
C
I
input
capacitance
V
I
=V
CC
or GND - 3 10 - 10 - 10 pF
C
O
output
capacitance
-4- - - - -pF
74AHCT126
V
IH
HIGH-level
input voltage
V
CC
= 4.5 V to 5.5 V 2.0 - - 2.0 - 2.0 - V
V
IL
LOW-level
input voltage
V
CC
= 4.5 V to 5.5 V - - 0.8 - 0.8 - 0.8 V
V
OH
HIGH-level
output voltage
V
I
= V
IH
or V
IL
; V
CC
= 4.5 V
I
O
= −50 µA 4.4 4.5 - 4.4 - 4.4 - V
I
O
= −8.0 mA 3.94 - - 3.80 - 3.70 - V
V
OL
LOW-level
output voltage
V
I
= V
IH
or V
IL
; V
CC
= 4.5 V
I
O
= 50 µA - 0 0.1 - 0.1 - 0.1 V
I
O
= 8.0 mA - - 0.36 - 0.44 - 0.55 V
I
I
input leakage
current
V
I
= 5.5 V or GND;
V
CC
=0Vto5.5V
- - 0.1 - 1.0 - 2.0 µA
I
OZ
OFF-state
output current
V
I
=V
IH
or V
IL
;
V
O
=V
CC
or GND per input
pin; other inputs at
V
CC
or GND; I
O
= 0 A;
V
CC
= 5.5 V
--±0.25 - ±2.5 - ±10.0 µA
I
CC
supply current V
I
=V
CC
or GND; I
O
= 0 A;
V
CC
= 5.5 V
- - 2.0 - 20 - 40 µA
∆I
CC
additional
supply current
per input pin;
V
I
=V
CC
− 2.1 V; other pins
at V
CC
or GND; I
O
=0A;
V
CC
= 4.5 V to 5.5 V
- - 1.35 - 1.5 - 1.5 mA
C
I
input
capacitance
V
I
=V
CC
or GND - 3 10 - 10 - 10 pF
C
O
output
capacitance
-4- - - - -pF
Table 6. Static characteristics
…continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions 25 °C −40 °C to +85 °C −40 °C to +125 °C Unit
Min Typ Max Min Max Min Max
74AHC_AHCT126_4 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 04 — 12 August 2009 7 of 15
NXP Semiconductors
74AHC126; 74AHCT126
Quad buffer/line driver; 3-state
10. Dynamic characteristics
Table 7. Dynamic characteristics
Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 8.
Symbol Parameter Conditions 25 °C −40 °C to +85 °C −40 °C to +125 °C Unit
Min Typ
[1]
Max Min Max Min Max
74AHC126
t
pd
propagation
delay
nA to nY; see Figure 6
[2]
V
CC
= 3.0 V to 3.6 V
C
L
= 15 pF - 4.7 8.0 1.0 9.5 1.0 10.0 ns
C
L
= 50 pF - 6.7 11.5 1.0 13.0 1.0 14.5 ns
V
CC
= 4.5 V to 5.5 V
C
L
= 15 pF - 3.3 5.5 1.0 6.5 1.0 7.0 ns
C
L
= 50 pF - 4.7 7.5 1.0 8.5 1.0 9.5 ns
t
en
enable time nOE to nY; see Figure 7
[3]
V
CC
= 3.0 V to 3.6 V
C
L
= 15 pF - 5.3 8.0 1.0 9.5 1.0 10.0 ns
C
L
= 50 pF - 7.6 11.5 1.0 13.0 1.0 14.5 ns
V
CC
= 4.5 V to 5.5 V
C
L
= 15 pF - 3.6 5.3 1.0 6.1 1.0 7.0 ns
C
L
= 50 pF - 5.1 7.6 1.0 8.7 1.0 9.5 ns
t
dis
disable time nOE to nY; see Figure 7
[4]
V
CC
= 3.0 V to 3.6 V
C
L
= 15 pF - 6.6 9.7 1.0 11.5 1.0 12.5 ns
C
L
= 50 pF - 9.4 13.2 1.0 15.0 1.0 16.5 ns
V
CC
= 4.5 V to 5.5 V
C
L
= 15 pF - 4.7 6.8 1.0 8.0 1.0 8.5 ns
C
L
= 50 pF - 6.7 8.8 1.0 10.0 1.0 11.0 ns
C
PD
power
dissipation
capacitance
f
i
= 1 MHz;
V
I
= GND to V
CC
[5]
-10- - - - -pF
74AHCT126; V
CC
= 4.5 V to 5.5 V
t
pd
propagation
delay
nA to nY; see Figure 6
[2]
C
L
= 15 pF - 3.0 5.5 1.0 6.5 1.0 7.0 ns
C
L
= 50 pF - 4.3 7.5 1.0 8.5 1.0 9.5 ns
t
en
enable time nOE to nY; see Figure 7
[3]
C
L
= 15 pF - 3.3 5.1 1.0 6.0 1.0 6.5 ns
C
L
= 50 pF - 4.7 7.1 1.0 8.0 1.0 9.0 ns
t
dis
disable time nOE to nY; see Figure 7
[4]
C
L
= 15 pF - 4.8 6.8 1.0 8.0 1.0 8.5 ns
C
L
= 50 pF - 6.9 8.9 1.0 10.0 1.0 11.5 ns
C
PD
power
dissipation
capacitance
f
i
= 1 MHz;
V
I
= GND to V
CC
[5]
-12- - - - -pF
74AHC_AHCT126_4 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 04 — 12 August 2009 8 of 15
NXP Semiconductors
74AHC126; 74AHCT126
Quad buffer/line driver; 3-state
[1] Typical values are measured at nominal supply voltage (V
CC
= 3.3 V and V
CC
= 5.0 V).
[2] t
pd
is the same as t
PLH
and t
PHL
.
[3] t
en
is the same as t
PZL
and t
PZH
.
[4] t
dis
is the same as t
PLZ
and t
PHZ
.
[5] C
PD
is used to determine the dynamic power dissipation (P
D
in µW).
P
D
=C
PD
× V
CC
2
× f
i
× N+Σ(C
L
× V
CC
2
× f
o
) where:
f
i
= input frequency in MHz;
f
o
= output frequency in MHz;
C
L
= output load capacitance in pF;
V
CC
= supply voltage in V;
N = number of inputs switching;
Σ(C
L
× V
CC
2
× f
o
) = sum of the outputs.
11. Waveforms
Measurement points are given in Table 8.
V
OL
and V
OH
are typical voltage output levels that occur with the output load.
Fig 6. Input to output propagation delays
mna237
t
PHL
t
PLH
V
M
V
M
nA input
nY output
GND
V
I
V
OH
V
OL
Measurement points are given in Table 8.
V
OL
and V
OH
are typical voltage output levels that occur with the output load.
Fig 7. Enable and disable times
mna949
t
PLZ
t
PHZ
outputs
disabled
outputs
enabled
V
Y
V
X
outputs
enabled
output
LOW-to-OFF
OFF-to-LOW
output
HIGH-to-OFF
OFF-to-HIGH
nOE input
V
OL
V
OH
V
CC
V
I
V
M
GND
GND
t
PZL
t
PZH
V
M
V
M
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

74AHC126BQ,115

Mfr. #:
Buy 74AHC126BQ,115
Manufacturer:
Nexperia
Description:
Buffers & Line Drivers QUAD BUFFER/LINE DRIVER 3-S
Lifecycle:
New from this manufacturer.
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