HD74LV2G240A_15 Datasheet, PDF (9/12 Pages) Renesas Technology Corp – Dual Bus Buffer Inverted with 3–state Output

HD74LV2G240A
Switching Characteristics (cont)
• V_CC = 5.0 ± 0.5 V
Item
Symbol
Propagation t_PLH
delay time t_PHL
Enable time t_ZH
t_ZL
Disable time t_HZ
t_LZ
T_a = 25°C
Min Typ
— 3.4
— 4.4
— 3.6
— 4.6
— 3.3
— 4.3
Max
5.5
7.5
5.1
7.1
6.8
8.8
T_a = –40 to 85°C Unit Test
FROM
Min Max
Conditions (Input)
1.0 6.5 ns C_L = 15 pF A
1.0 8.5
C_L = 50 pF
1.0 6.0 ns C_L = 15 pF OE
1.0 8.0
C_L = 50 pF
1.0 8.0 ns C_L = 15 pF OE
1.0 10.0
C_L = 50 pF
TO
(Output)
Y
Y
Y
Operating Characteristics
• C_L = 50 pF
Item
Power dissipation
capacitance
Symbol
C_PD
V_CC (V) T_a = 25°C
Min Typ
3.3
—
10.5
5.0
—
11.5
Unit
Max
—
pF
—
Test Conditions
f = 10 MHz
Test Circuit
V_CC
Input
Pulse Generator
Z OUT = 50 Ω
V_CC
Output
1k Ω _S1
C_L =
15 or 50 pF
OPEN
*1 See under table
GND
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.4.00, Sep.30.2003, page 7 of 9