AT27BV400 View Datasheet(PDF) - Atmel Corporation
Part Name
Description
View to exact match
AT27BV400
Atmel Corporation
AT27BV400 Datasheet PDF : 11 Pages
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AC Programming Characteristics
TA = 25 ± 5°C, VCC = 6.5 ± 0.25V, VPP = 13.0 ± 0.25V
Limits
Symbol Parameter
Test Conditions(1)
Min
Max
Units
tAS
tOES
tDS
tAH
tDH
tDFP
tVPS
tVCS
tPW
tOE
tPRT
Notes:
Address Setup Time
2
µs
OE Setup Time
Input Rise and Fall Times:
2
µs
Data Setup Time
(10% to 90%) 20 ns
2
µs
Address Hold Time
0
µs
Input Pulse Levels:
Data Hold Time
0.45V to 2.4V
2
µs
OE High to Output Float Delay(2)
0
130
ns
VPP Setup Time
Input Timing Reference Level:
2
0.8V to 2.0V
µs
VCC Setup Time
2
µs
CE Program Pulse Width(3)
Data Valid from OE
Output Timing Reference Level:
47.5
52.5
µs
0.8V to 2.0V
150
ns
BYTE /VPP Pulse Rise Time During
Programming
50
ns
1. Vcc must be applied simultaneously or before VPP and removed simultaneously or after VPP.
2. This parameter is only sampled and is not 100% tested. Output Float is defined as the point where data is no longer driven—
see timing diagram.
3. Program Pulse width tolerance is 50 µsec ± 5%.
Atmel’s 27BV800 Integrated Product Identification Code(1)
Pins
A0
O15
O14
O13
O12
O11
O10
O9
O8
Codes
O7
O6
O5
O4
O3
O2
O1
O0
Hex Data
Manufacturer
0
0
0
0
1
1
1
1
0
1E1E
Device Type
1
1
1
1
1
0
1
0
0
F4F4
Note: 1. The AT27BV400 has the same Product Identification Code as the AT27C400. Both are programming compatible.
8
AT27BV400
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