at27lv020a ATMEL Corporation, at27lv020a Datasheet - Page 6

• Manufacturer Part Number: at27lv020a
• Description: 2-megabit 256k X 8 Low Voltage Otp Eprom
• Manufacturer: ATMEL Corporation

9. AC Characteristics for Read Operation
V
10. AC Waveforms for Read Operation
Notes:
6
Symbol
t
t
t
t
t
CC
ACC
CE
OE
DF
OH
(2)
(4)(5)
(2)(3)
= 3.0V to 3.6V and 4.5V to 5.5V
(3)
1. Timing measurement references are 0.8V and 2.0V. Input AC drive levels are 0.45V and 2.4V, unless otherwise specified.
2. OE may be delayed up to t
3. OE may be delayed up to t
4. This parameter is only sampled and is not 100% tested.
5. Output float is defined as the point when data is no longer driven.
AT27LV020A
Parameter
Address to Output Delay
CE to Output Delay
OE to Output Delay
OE or CE High to Output Float, Whichever Occurred First
Output Hold from Address, CE or OE, Whichever Occurred First
CE
ACC
- t
- t
OE
OE
after the falling edge of CE without impact on t
after the address is valid without impact on t
Condition
CE = OE = V
OE = V
CE = V
IL
IL
ACC
CE
IL
.
.
AT27LV020A-12
Min
0
Max
120
120
50
40
0549G–EPROM–12/07
Units
ns
ns
ns
ns
ns