AT29C020-70JU Atmel, AT29C020-70JU Datasheet - Page 10

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

Specifications of AT29C020-70JU

• 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-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

16. Program Cycle Characteristics
17. Program Cycle Waveforms
Notes:
10
Symbol
t
t
t
t
t
t
t
t
WC
AS
AH
DS
DH
WP
BLC
WPH
1. A8 through A17 must specify the sector address during each high-to-low transition of WE (or CE).
2. OE must be high when WE and CE are both low.
3. All words that are not loaded within the sector being programmed will be indeterminate.
AT29C020
Parameter
Write Cycle Time
Address Set-up Time
Address Hold Time
Data Set-up Time
Data Hold Time
Write Pulse Width
Byte Load Cycle Time
Write Pulse Width High
(1)(2)(3)
Min
100
50
50
90
0
0
Max
150
10
0291S–FLASH–11/08
Units
ms
ns
ns
ns
ns
ns
µs
ns