AT28LV64B-20JI Atmel, AT28LV64B-20JI Datasheet - Page 7

• Manufacturer Part Number: AT28LV64B-20JI
• Description: IC EEPROM 64KBIT 200NS 32PLCC
• Manufacturer: Atmel

Specifications of AT28LV64B-20JI

• Format - Memory: EEPROMs - Parallel
• Memory Type: EEPROM
• Memory Size: 64K (8K x 8)
• Speed: 200ns
• 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: AT28LV64B20JI

Page Mode Characteristics
Write Algorithm
Notes for software program code:
Symbol
t
t
t
t
t
t
t
t
WC
AS
AH
DS
DH
WP
BLC
WPH
1.
2.
3.
Data Format: I/O7 - I/O0 (Hex); Address Format: A12 - A0 (Hex).
Data protect state will be re-activated at the end of the write cycle.
1 to 64 bytes of data are loaded.
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)
LOAD LAST BYTE
ANY ADDRESS
ADDRESS 0AAA
LAST ADDRESS
LOAD DATA AA
ADDRESS 1555
ADDRESS 1555
LOAD DATA XX
LOAD DATA A0
LOAD DATA 55
TO
TO
TO
TO
TO
(3)
WRITES ENABLED
ENTER DATA
PROTECT STATE
(2)
Min
100
100
200
100
0
0
Max
100
10
Units
ms
ns
ns
ns
ns
ns
µs
ns
7