AD7228 Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
AD7228 Datasheet PDF : 15 Pages
| |||
Data Sheet
AD7228
SWITCHING CHARACTERISTICS
See Figure 8 and Figure 2; VDD = 5 V ± 5% or 10.8 V to 16.5 V; VSS = 0 V or –5 V ± 10%. Sample tested at 25°C to ensure compliance. All
input rise and fall times measured from 10% to 90% of 5 V, tR = tF = 5 ns. Timing measurement reference level is (VINH + VINL)/2.
Table 3.
Parameter
t1
t2
t3
t4
t5
Limit at 25°C,
All Grades
0
0
70
10
95
Limit at TMIN, TMAX,
K, L, B, and C Versions
0
0
90
10
120
Unit
ns min
ns min
ns min
ns min
ns min
Description
Address to WR setup time
Address to WR hold time
Data valid to WR setup time
Data valid to WR hold time
Write pulse width
ADDRESS
WR
DATA
t1
t5
t3
VINH
VINL
t2
5V
0V
5V
0V
t4
5V
0V
NOTES
1. THE SELECTED INPUT LATCH IS TRANSPARENT WHILE WR
IS LOW, THUS INVALID DATA DURING THIS TIME CAN
CAUSE SPURIOUS OUTPUTS.
Figure 2. Write Cycle Timing Diagram
Rev. D | Page 5 of 15
Share Link: 