Quad 2-input NAND buffer
7426 54LS/74LS26
QUAD 2-INPUT NAND BUFFER
(W ith O p en-C o llecto r Outputs)
26
CONNECTION DIAGRAM PINOUT A
ORDERING ...
Description
7426 54LS/74LS26
QUAD 2-INPUT NAND BUFFER
(W ith O p en-C o llecto r Outputs)
26
CONNECTION DIAGRAM PINOUT A
ORDERING CODE: See Section 9
PKGS
PIN OUT
COMMERCIAL GRADE
Vcc = +5.0 V ±5%, Ta = 0°C to +70° C
MILITARY GRADE
Vcc = +5.0 V ±10%, Ta = -55° C to +125° C
PKG TYPE
Plastic DIP (P)
A 7426PC, 74LS26PC
9A
Ceramic DIP (D)
A 7426DC, 74LS26DC
54LS26DM
6A
Flatpak (F)
A 7426FC, 74LS26FC
54LS26FM
3I
INPUT LOADING/FAN-OUT: See Section 3 for U.L. definitions
PINS
54/74 (U.L.) HIGH/LOW
54/74LS (U.L.) HIGH/LOW
O O ” *■ oo
Inputs Outputs
0.5/0.25 OC**/5.0
(2.5)
DC AND AC CHARACTERISTICS: See Section 3*
SYMBOL
PARAMETER
54/74 54/74LS UNITS Min Max Min Max
lOH
Output HIGH Current
50 1000
50
mA
1000
ICCH
ICCL tPLH tPHL
Power Supply Current Propagation Delay
8.0
1.6 mA
22
4.4
24 17
22 18
ns
*DC limits apply over operating temperature range; AC limits apply at Ta = +25° C and Vcc = +5.0 V. **O C — Open Collector
CONDITIONS
VOH =1 2 V Voh = 1 5 V Vin = Gnd Vin = Open
Figs. 3-2, 3-4
Vcc = Min Vin = Vil
Vcc = Max
...
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