AT29LV512-25JI Atmel, AT29LV512-25JI Datasheet - Page 9

• Manufacturer Part Number: AT29LV512-25JI
• Description: IC FLASH 512KBIT 250NS 32PLCC
• Manufacturer: Atmel

Specifications of AT29LV512-25JI

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 512K (64K x 8)
• Speed: 250ns
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: AT29LV51225JI

16. Program Cycle Characteristics
17. Software Protected Program Waveform
Notes:
18. Programming Algorithm
Notes:
0177O–FLASH–9/08
Symbol
t
t
t
t
t
t
t
t
WC
AS
AH
DS
DH
WP
BLC
WPH
1. OE must be high when WE and CE are both low.
2. A7 through A15 must specify the sector address during each high-to-low transition of WE (or CE) after the software code
3. All bytes that are not loaded within the sector being programmed will be indeterminate.
1. Data Format: I/O7 - I/O0 (Hex); Address Format: A14 - A0 (Hex).
2. Data Protect state will be re-activated at end of program cycle.
3. 128 bytes of data MUST BE loaded.
has been entered.
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)
SECTOR (128 BYTES)
ADDRESS 2AAA
LOAD DATA AA
ADDRESS 5555
ADDRESS 5555
LOAD DATA 55
LOAD DATA A0
LOAD DATA
TO
TO
TO
TO
(3)
WRITES ENABLED
ENTER DATA
PROTECT STATE
(1)(2)(3)
(2)
Min
100
100
200
200
10
0
Max
150
20
AT29LV512
Units
ms
ns
ns
ns
ns
ns
µs
ns
9