at17lv020 ATMEL Corporation, at17lv020 Datasheet - Page 9

• Manufacturer Part Number: at17lv020
• Description: 2-megabit Fpga Configuration Eeprom Memory
• Manufacturer: ATMEL Corporation

AC Characteristics for AT17LV020
V
Notes:
AC Characteristics for AT17LV020 When Cascading
V
Notes:
Symbol
T
T
T
T
T
T
T
T
T
T
F
Symbol
T
T
T
T
F
CC
CC
OE
OH
OCK
OCE
OOE
CE
CAC
DF
LC
HC
SCE
HCE
HOE
MAX
CDF
MAX
= 3.3V ± 10%
(3)
= 3.3V ± 10%
(2)
(2)
(3)
(2)
(2)
(2)
(2)
1. Preliminary specifications for military operating range only.
2. AC test load = 50 pF.
3. Float delays are measured with 5 pF AC loads. Transition is measured ±200 mV from steady state active levels.
1. Preliminary specifications for military operating range only.
2. AC test load = 50 pF.
3. Float delays are measured with 5 pF AC loads. Transition is measured ±200 mV from steady state active levels.
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
Description
CLK to Data Float Delay
CLK to CEO Delay
CE to CEO Delay
RESET/OE to CEO Delay
MAX Input Clock Frequency
25.0
25.0
30.0
25.0
12.5
12.5
Min
Min
0.0
0.0
Commercial
Commercial
5.00
55.0
55.0
50.0
Max
Max
50.0
50.0
40.0
35.0
Industrial/Military
Industrial/Military
25.0
25.0
35.0
25.0
Min
Min
0.0
0.0
7.5
7.5
Max
55.0
60.0
60.0
50.0
Max
50.0
55.0
80.0
35.0
(1)
(1)
Units
Units
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
9