AT29LV256-20TC Atmel, AT29LV256-20TC Datasheet - Page 7

• Manufacturer Part Number: AT29LV256-20TC
• Manufacturer: Atmel

Specifications of AT29LV256-20TC

• Cell Type: NOR
• Density: 256Kb
• Access Time (max): 200ns
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 15b
• Operating Supply Voltage (typ): 3/3.3V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP-I
• Program/erase Volt (typ): 3 to 3.6V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8b
• Number Of Words: 32K
• Supply Current: 15mA
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / Rohs Status: Not Compliant

9. AC Read Characteristics
10. AC Read Waveforms
Notes:
0563E–FLASH–2/07
Symbol
t
t
t
t
t
ACC
CE
OE
DF
OH
(1)
(3)(4)
(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.
without impact on t
DF
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
Parameter
is specified from OE or CE whichever occurs first (CL = 5 pF).
ACC
.
ACC
CE
(1)(2)(3)(4)
- t
- t
OE
CE
after the falling edge of CE without impact on t
after the address transition without impact on t
Min
AT29LV256-15
0
0
0
Max
150
150
70
40
Min
AT29LV256-20
0
0
0
Max
CE
200
200
100
50
ACC
or by t
.
ACC
Min
AT29LV256-25
- t
0
0
0
OE
after an address change
AT29LV256
Max
250
250
120
60
Units
ns
ns
ns
ns
ns
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