AT27BV020 Просмотр технического описания (PDF) - Atmel Corporation
Номер в каталоге
Компоненты Описание
Список матч
AT27BV020 Datasheet PDF : 10 Pages
| |||
AC Programming Characteristics
TA = 25 ± 5°C, VCC = 6.5 ± 0.25V, VPP = 13.0 ± 0.25V
Test Conditions(1)
Symbol
Parameter
tAS
Address Setup Time
tCES
CE Setup Time
tOES
OE Setup Time
tDS
Data Setup Time
tAH
Address Hold Time
tDH
Data Hold Time
tDFP
OE High to Output Float Delay(3)
tVPS
VPP Setup Time
tVCS
VCC Setup Time
tPW
PGM Program Pulse Width(2)
tOE
Data Valid from OE
tPRT
VPP Pulse Rise Time During
Programming
AC Conditions of Test
Input Rise and Fall Times
(10% to 90%) 20ns
Input Pulse Levels
0.45V to 2.4V
Input Timing Reference Level
0.8V to 2.0V
Output Timing Reference Level
0.8V to 2.0V
Limits
Min
Max
2
2
2
2
0
2
0
130
2
2
95
105
150
50
Units
µs
µs
µs
µs
µs
µs
ns
µs
µs
µs
ns
ns
Notes: 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 100 µsec ± 5%.
Atmel’s 27BV020 Integrated Product Identification Code(1)
Pins
Codes
A0
O7
O6
O5
O4
O3
O2
O1
O0
Manufacturer
0
0
0
0
1
1
1
1
0
Device Type
1
1
0
0
0
0
1
1
0
Note: The AT27BV020 has the same Product Identification Code as the AT27C020. Both are programming compatible.
Hex
Data
1E
86
8
AT27BV020
Share Link: 