HD74LV573A Datasheet, PDF (8/16 Pages) Hitachi Semiconductor – Octal D-type Transparent Latches with 3-state Outputs

HD74LV573A
Switching Characteristics (cont)
• V_CC = 5.0 ± 0.5 V
Ta = 25°C
Ta = –40 to 85°C
Item
Propa-
gation
delay
time
Enable
time
Symbol Min Typ
t_PLH
— 4.3
t_PHL
— 4.7
— 5.3
— 5.7
t_ZH
— 4.7
t_ZL
Max Min
6.8 1.0
7.7 1.0
8.8 1.0
9.7 1.0
7.7 1.0
Disable t_HZ
time
t_LZ
— 5.7 9.7 1.0
— 3.5 7.7 1.0
Setup
t_su
time
Hold
t_h
time
Pulse
t_w
width
— 4.2 9.7 1.0
3.5 — — 3.5
1.5 — — 1.5
5.0 — — 5.0
Max
8.0
9.0
10.0
11.0
9.0
11.0
9.0
11.0
—
—
—
Unit Test Conditions
ns
C_L = 15 pF
C_L = 50 pF
ns
C_L = 15 pF
C_L = 50 pF
ns
C_L = 15 pF
C_L = 50 pF
ns
ns
ns
FROM
(Input)
D
TO
(Output)
Q
LE
D
LE
OE
Q
OE
Q
Data before LE ↓
Data after LE ↓
LE “H”
Output-skew Characteristics
Ta = 25°C
Ta = –40 to 85°C
Item
Symbol V_CC (V)
Min
Typ
Output skew t_{sk (O)}
2.3 to 2.7 —
—
3.0 to 3.6 —
—
Max
Min
2.0
—
1.5
—
Max
Unit
2.0
ns
1.5
4.5 to 5.5 —
—
1.0
—
1.0
Note: Skew between any outputs of the same package switching in the same direction. This parameter is
warranted but not production tested.
8