74AHC_AHCT2G241 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 3 — 13 May 2013 3 of 17
NXP Semiconductors
74AHC2G241; 74AHCT2G241
Dual buffer/line driver; 3-state
6.2 Pin description
7. Functional description
[1] H = HIGH voltage level; L = LOW voltage level; X = don’t care; Z = high-impedance OFF-state.
8. Limiting values
[1] The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
[2] For TSSOP8 package: above 55 C the value of P
tot
derates linearly with 2.5 mW/K.
For VSSOP8 package: above 110 C the value of P
tot
derates linearly with 8 mW/K.
For XSON8 package: above 45 C the value of P
tot
derates linearly with 2.4 mW/K.
Table 3. Pin description
Symbol Pin Description
1OE
1 output enable input (active LOW)
1A 2 data input
2Y 3 data output
GND 4 ground (0 V)
2A 5 data input
1Y 6 data output
2OE 7 output enable input (active HIGH)
V
CC
8 supply voltage
Table 4. Function table
[1]
Input Output Input Output
1OE 1A 1Y 2OE 2A 2Y
LLLHLL
LHHHHH
HXZLXZ
Table 5. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions Min Max Unit
V
CC
supply voltage 0.5 +7.0 V
V
I
input voltage 0.5 +7.0 V
I
IK
input clamping current V
I
< 0.5 V
[1]
20 - mA
I
OK
output clamping current V
O
< 0.5 V or V
O
>V
CC
+0.5V
[1]
- 20 mA
I
O
output current 0.5 V < V
O
<V
CC
+0.5V - 25 mA
I
CC
supply current - 75 mA
I
GND
ground current 75 - mA
T
stg
storage temperature 65 +150 C
P
tot
total power dissipation T
amb
= 40 C to +125 C
[2]
- 250 mW
74AHC_AHCT2G241 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 3 — 13 May 2013 4 of 17
NXP Semiconductors
74AHC2G241; 74AHCT2G241
Dual buffer/line driver; 3-state
9. Recommended operating conditions
10. Static characteristics
Table 6. Recommended operating conditions
Voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions 74AHC2G241 74AHCT2G241 Unit
Min Typ Max Min Typ Max
V
CC
supply voltage 2.0 5.0 5.5 4.5 5.0 5.5 V
V
I
input voltage 0 - 5.5 0 - 5.5 V
V
O
output voltage 0 - V
CC
0-V
CC
V
T
amb
ambient temperature 40 +25 +125 40 +25 +125 C
t/V input transition rise
and fall rate
V
CC
= 3.3 V 0.3 V - - 100 - - - ns/V
V
CC
= 5.0 V 0.5 V - - 20 - - 20 ns/V
Table 7. Static characteristics
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
74AHC2G241
V
IH
HIGH-level
input voltage
V
CC
= 2.0 V 1.5 - - 1.5 - 1.5 - V
V
CC
= 3.0 V 2.1 - - 2.1 - 2.1 - V
V
CC
= 5.5 V 3.85 - - 3.85 - 3.85 - V
V
IL
LOW-level
input voltage
V
CC
= 2.0 V - - 0.5 - 0.5 - 0.5 V
V
CC
= 3.0 V - - 0.9 - 0.9 - 0.9 V
V
CC
= 5.5 V - - 1.65 - 1.65 - 1.65 V
V
OH
HIGH-level
output voltage
V
I
= V
IH
or V
IL
I
O
= 50 A; V
CC
= 2.0 V 1.9 2.0 - 1.9 - 1.9 - V
I
O
= 50 A; V
CC
= 3.0 V 2.9 3.0 - 2.9 - 2.9 - V
I
O
= 50 A; V
CC
= 4.5 V 4.4 4.5 - 4.4 - 4.4 - V
I
O
= 4.0 mA; V
CC
= 3.0 V 2.58 - - 2.48 - 2.40 - V
I
O
= 8.0 mA; V
CC
= 4.5 V 3.94 - - 3.8 - 3.70 - V
V
OL
LOW-level
output voltage
V
I
= V
IH
or V
IL
I
O
= 50 A; V
CC
= 2.0 V - 0 0.1 - 0.1 - 0.1 V
I
O
= 50 A; V
CC
= 3.0 V - 0 0.1 - 0.1 - 0.1 V
I
O
= 50 A; V
CC
= 4.5 V - 0 0.1 - 0.1 - 0.1 V
I
O
= 4.0 mA; V
CC
= 3.0 V - - 0.36 - 0.44 - 0.55 V
I
O
= 8.0 mA; V
CC
= 4.5 V - - 0.36 - 0.44 - 0.55 V
I
OZ
OFF-state
output current
V
I
=V
CC
or GND;
V
CC
=5.5V
- - 0.25 - 2.5 - 10 A
I
I
input leakage
current
V
I
= 5.5 V or GND;
V
CC
=0Vto5.5V
- - 0.1 - 1.0 - 2.0 A
I
CC
supply current V
I
=V
CC
or GND; I
O
= 0 A;
V
CC
= 5.5 V
- - 1.0 - 10 - 40 A
74AHC_AHCT2G241 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 3 — 13 May 2013 5 of 17
NXP Semiconductors
74AHC2G241; 74AHCT2G241
Dual buffer/line driver; 3-state
11. Dynamic characteristics
C
I
input
capacitance
- 1.5 10 - 10 - 10 pF
74AHCT2G241
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 A 4.4 4.5 - 4.4 - 4.4 - V
I
O
= 8.0 mA 3.94 - - 3.8 - 3.70 - V
V
OL
LOW-level
output voltage
V
I
= V
IH
or V
IL
; V
CC
= 4.5 V
I
O
= 50 A - 0 0.1 - 0.1 - 0.1 V
I
O
= 8.0 mA - - 0.36 - 0.44 - 0.55 V
I
OZ
OFF-state
output current
V
I
=V
CC
or GND;
V
CC
=5.5V
- - 0.25 - 2.5 - 10 A
I
I
input leakage
current
V
I
= 5.5 V or GND;
V
CC
=0Vto5.5V
- - 0.1 - 1.0 - 2.0 A
I
CC
supply current V
I
=V
CC
or GND; I
O
= 0 A;
V
CC
= 5.5 V
- - 1.0 - 10 - 40 A
I
CC
additional
supply current
per input pin; V
I
=3.4V;
other inputs at V
CC
or GND;
I
O
=0 A; V
CC
= 5.5 V
- - 1.35 - 1.5 - 1.5 mA
C
I
input
capacitance
- 1.5 10 - 10 - 10 pF
Table 7. Static characteristics …continued
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
Table 8. Dynamic characteristics
GND = 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 Max Min Max Min Max
74AHC2G241
t
pd
propagation
delay
nA to nY; see Figure 5
[1]
V
CC
= 3.0 V to 3.6 V
[2]
C
L
= 15 pF - 4.7 8.0 1.0 9.5 1.0 11.5 ns
C
L
= 50 pF - 6.6 11.5 1.0 13.0 1.0 14.5 ns
V
CC
= 4.5 V to 5.5 V
[3]
C
L
= 15 pF - 3.4 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

74AHC2G241DP,125

Mfr. #:
Manufacturer:
Nexperia
Description:
Buffers & Line Drivers DUAL BUF/DRIVER 3-S
Lifecycle:
New from this manufacturer.
Delivery:
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