AT27LV020A-12VU View Datasheet(PDF) - Atmel Corporation
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AT27LV020A-12VU Datasheet PDF : 15 Pages
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AT27LV020A
15. DC Programming Characteristics
TA = 25 ± 5° C, VCC = 6.5 ± 0.25V, VPP = 13.0 ± 0.25V
Symbol
ILI
VIL
VIH
VOL
VOH
ICC2
IPP2
VID
Parameter
Input Load Current
Input Low Level
Input High Level
Output Low Voltage
Output High Voltage
VCC Supply Current (Program and Verify)
VPP Supply Current
A9 Product Identification Voltage
Test Conditions
VIN = VIL, VIH
IOL = 2.1 mA
IOH = -400 µA
CE = PGM = VIL
Limits
Min
Max
±10
-0.6
0.8
2.0
VCC + 0.5
0.4
2.4
40
20
11.5
12.5
Units
µA
V
V
V
V
mA
mA
V
16. AC Programming Characteristics
TA = 25 ± 5° C, VCC = 6.5 ± 0.25V, VPP = 13.0 ± 0.25V
Symbol Parameter
Test Conditions(1)
Limits
Min
Max
Units
tAS
tCES
tOES
tDS
tAH
tDH
tDFP
tVPS
tVCS
tPW
tOE
tPRT
Notes:
Address Setup Time
2
µs
CE 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
Input Pulse Levels
0
µs
Data Hold Time
0.45V to 2.4V
2
µs
OE High to Output Float Delay(3)
0
VPP Setup Time
Input Timing Reference Level
0.8V to 2.0V
2
VCC Setup Time
2
130
ns
µs
µs
PGM Program Pulse Width(2)
Output Timing Reference Level
95
105
µs
Data Valid from OE
0.8V to 2.0V
150
ns
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 100 µsec ± 5%.
17. Atmel’s AT27LV020A Integrated Product Identification Code(1)
Codes
Pins
Hex
A0
O7
O6
O5
O4
O3
O2
O1
O0
Data
Manufacturer
0
0
0
0
1
1
1
1
0
1E
Device Type
1
1
0
0
0
0
1
1
0
86
Note: 1. The AT27LV020A has the same Product Identification Code as the AT27C020. Both are programming compatible.
9
0549G–EPROM–12/07
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