AT29C020-70PI Atmel, AT29C020-70PI Datasheet - Page 6

• Manufacturer Part Number: AT29C020-70PI
• Description: IC FLASH 2MBIT 70NS 32DIP
• Manufacturer: Atmel

Specifications of AT29C020-70PI

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 2M (256K x 8)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AC Read Characteristics
Note:
AC Read Waveforms
Notes:
6
Symbol
t
t
t
t
t
ACC
CE
OE
DF
OH
(3)(4)
(1)
(2)
1. CE may be delayed up to t
2. OE may be delayed up to t
3. t
4. This parameter is characterized and is not 100% tested.
AT29C020
without impact on t
Parameter
Address to Output Delay
CE to Output Delay
OE to Output Delay
CE or OE to Output Float
Output Hold from OE, CE
or Address, whichever
occurred first
DF
is specified from OE or CE whichever occurs first (CL = 5 pF).
Not recommended for New Designs.
ACC
(1)(2)(3)(4)
.
ACC
CE
- t
AT29C020-90
- t
Min
OE
0
0
0
0
CE
after the falling edge of CE without impact on t
after the address transition without impact on t
Max
70
70
40
25
AT29C020-90
Min
0
0
0
0
Max
90
90
40
25
AT29C020-10
Min
0
0
0
Max
100
100
50
25
CE
ACC
AT29C020-12
Min
or by t
0
0
0
.
ACC
Max
120
120
50
30
- t
OE
after an address change
AT29C020-15
Min
0
0
0
0291N–FLASH–07/02
Max
150
150
70
40
Units
ns
ns
ns
ns
ns