HD74LS373_15 Datasheet, PDF (5/10 Pages) Renesas Technology Corp – Octal D-type Transparent Latches (with three-state outputs)

HD74LS373
Electrical Characteristics
Item
Input voltage
Symbol
V_IH
V_IL
V_OH
Output voltage
V_OL
Output current
I_OZH
I_OZL
I_IH
Input current
I_IL
I_I
Short-circuit output current
I_OS
Supply current
I_CC
Input clamp voltage
V_IK
Note: * V_CC = 5 V, Ta = 25°C
min.
2.0
—
—
2.4
—
—
—
—
—
—
—
–30
—
—
typ.*
—
—
—
—
—
—
—
—
—
—
—
—
24
—
max.
—
0.7
0.8
—
0.4
0.5
20
–20
20
–0.4
0.1
–130
40
–1.5
Unit
V
V
V
V
µA
µA
mA
mA
mA
mA
V
(Ta = –20 to +75 °C)
Condition
Data inputs
G, Output control inputs
V_CC = 4.75 V, V_IH = 2 V, V_IL = V_{IL max}
I_OH = –2.6 mA
I_OL = 12 mA
I_OL = 24 mA
V_CC = 4.75 V,
V_IH = 2 V, V_IL = V_{IL max}
V_O = 2.7 V
V_O = 0.4 V
V_CC = 5.25 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_I = 4.5 V (Output control)
V_CC = 4.75 V, I_IN = –18 mA
Switching Characteristics
(V_CC = 5 V, Ta = 25°C)
Item
Symbol Input Output min.
typ.
max.
Unit
Condition
t_PLH
D
Q
—
12
18
Propagation delay time
t_PHL
—
12
18
t_PLH
G
t_PHL
Q
—
—
20
18
30
30
C_L = 45 pF,
R_L = 667 Ω
ns
Output enable time
t_ZH
OC
Q
—
15
28
t_ZL
—
25
36
Output disable time
t_HZ
OC
Q
—
12
20
t_LZ
—
15
25
C_L = 5 pF,
R_L = 667 Ω
Rev.2.00, Feb.18.2005, page 3 of 7