HD74LS37 Datasheet, PDF (3/5 Pages) Hitachi Semiconductor – Quadruple 2-input Positive NAND Buffers

HD74LS37
Electrical Characteristics
Item
Input voltage
Output voltage
Symbol
V_IH
V_IL
V_OH
V_OL
I_IH
Input current
I_IL
I_I
Short-circuit output
current
I_OS
Supply current
I_CCH
I_CCL
Input clamp voltage
V_IK
Note: * V_CC = 5 V, Ta = 25°C
min.
2.0
—
2.7
—
—
—
—
—
–30
—
—
—
typ.*
—
—
—
—
—
—
—
—
—
0.9
6
—
max.
—
0.8
—
0.5
0.4
20
–0.4
0.1
–130
2.0
12
–1.5
Unit
V
V
V
V
µA
mA
mA
mA
mA
mA
V
(Ta = –20 to +75 °C)
Condition
V_CC = 4.75 V, V_IL = 0.8 V, I_OH = –1.2 mA
I_OL = 24 mA
I_OL = 12 mA
V_CC = 4.75 V, V_IH = 2 V
V_CC = 5.25 V, V_I = 2.7 V
V_CC = 5.25 V, V_I = 0.4 V
V_CC = 5.25 V, V_I = 7 V
V_CC = 5.25 V
V_CC = 5.25 V
V_CC = 5.25 V
V_CC = 4.75 V, I_IN = –18 mA
Switching Characteristics
(V_CC = 5 V, Ta = 25°C)
Item
Symbol
min.
typ.
max.
Unit
Condition
Propagation delay time
t_PLH
—
t_PHL
—
12
12
24
24
ns
ns
C_L = 45 pF, R_L = 667 Ω
Note: Refer to Test Circuit and Waveform of the Common Item "TTL Common Matter (Document No.: REJ27D0005-
0100)".
Rev.2.00, Feb.18.2005, page 3 of 4