AT17LV256-10PC Ver la hoja de datos (PDF) - Atmel Corporation
Número de pieza
componentes Descripción
Fabricante
AT17LV256-10PC Datasheet PDF : 14 Pages
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AC Characteristics for AT17LV65/128/256
VCC = 3.3V ± 10%
Symbol
TOE(2)
TCE(2)
TCAC(2)
TOH
TDF(3)
TLC
THC
TSCE
THCE
THOE
FMAX
Description
OE to Data Delay
CE to Data Delay
CLK to Data Delay
Data Hold from CE, OE, or CLK
CE or OE to Data Float Delay
CLK Low Time
CLK High Time
CE Setup Time to CLK (to guarantee proper counting)
CE Hold Time from CLK (to guarantee proper counting)
OE High Time (guarantees counter is reset)
MAX Input Clock Frequency
Commercial
Min
Max
50
60
75
0
55
25
25
35
0
25
10
Industrial/Military(1)
Min
Max
55
60
80
0
55
25
25
60
0
25
10
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
AC Characteristics for AT17LV128/256 When Cascading
VCC = 3.3V ± 10%
Commercial
Industrial/Military(1)
Symbol Description
Min
Max
Min
Max
TCDF(3)
CLK to Data Float Delay
60
60
TOCK(2)
CLK to CEO Delay
55
60
TOCE(2)
CE to CEO Delay
55
60
TOOE(2)
RESET/OE to CEO Delay
40
45
FMAX
Notes:
MAX Input Clock Frequency
8
8
1. Preliminary specifications for military operating range only.
2. AC test lead = 50 pF.
3. Float delays are measured with 5 pF AC loads. Transition is measured ±200 mV from steady state active levels.
Units
ns
ns
ns
ns
MHz
10
AT17C/LV65/128/256
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