AT28BV64B-25TI Atmel, AT28BV64B-25TI Datasheet - Page 9

• Manufacturer Part Number: AT28BV64B-25TI
• Manufacturer: Atmel

Specifications of AT28BV64B-25TI

• Density: 64Kb
• Interface Type: Parallel
• Organization: 8Kx8
• Access Time (max): 250ns
• Write Protection: Yes
• Data Retention: 10Year
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP-I
• Operating Temp Range: -40C to 85C
• Supply Current: 15mA
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / Rohs Status: Not Compliant

16. Page Mode Characteristics
17. Write Algorithm
Notes:
0299H–PEEPR–10/06
Symbol
t
t
t
t
t
t
t
t
WC
AS
AH
DS
DH
WP
BLC
WPH
1. Data Format: I/O7 - I/O0 (Hex); Address Format: A12 - A0 (Hex).
2. Data protect state will be re-activated at the end of the write cycle.
3. 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
AT28BV64B
Units
ms
ns
ns
ns
ns
ns
µs
ns
9