HD74HCT563 Datasheet, PDF (5/10 Pages) Hitachi Semiconductor – Octal Transparent Latches (with 3-state outputs)

HD74HCT563, HD74HCT573
Switching Characteristics
Item
Symbol
Propagation delay time t_PLH
t_PHL
t_PLH
t_PHL
Output enable time
t_ZL
t_ZH
Output disable time
t_LZ
t_HZ
Setup time
t_su
Hold time
t_h
Pulse width
t_w
Output rise/fall time
t_TLH
t_THL
Input capacitance
Cin
V_CC (V)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
—
Ta = 25°C
Min Typ Max
— 13 22
— 13 22
— 14 23
— 14 23
— 14 30
— 15 30
— 16 30
— 17 30
15
3
—
5 –1 —
16
4
—
— 4 12
— 4 12
— 5 10
Ta = –40 to +85°C
Min
Max
—
28
—
28
—
29
—
29
—
38
—
38
—
38
—
38
19
—
5
—
20
—
—
15
—
15
—
10
(C_L = 50 pF, Input t_r = t_f = 6 ns)
Unit
Test Conditions
ns Data to Q, Q
ns Enable G to Q, Q
ns
ns
ns
ns
ns
ns
pF
Test Circuit
V_CC
Input
Pulse Generator
Zout = 50 Ω
Input
Pulse Generator
Zout = 50 Ω
V_CC
Output
OC 1Q to 8Q
or
1Q to 8Q
1D to 8D
LE
1 kΩ _S1
C_L =
50 pF
OPEN
GND
V_CC
TEST
t_PLH / t_PHL
t_ZH / t_HZ
t_ZL / t_LZ
S1
OPEN
GND
V_CC
Note : 1. C_L includes probe and jig capacitance.
Rev.2.00, Mar 30, 2006 page 5 of 9