AT27C2048-90VI Atmel, AT27C2048-90VI Datasheet - Page 8

• Manufacturer Part Number: AT27C2048-90VI
• Description: IC OTP 2MBIT 90NS 40VSOP
• Manufacturer: Atmel

Specifications of AT27C2048-90VI

• Format - Memory: EPROMs
• Memory Type: OTP EPROM
• Memory Size: 2M (128K x 16)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-VSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: AT27C204890VI

16. AC Programming Characteristics
T
Notes:
17. Atmel’s 27C2048 Intergrated Product Identification Code
8
A
Symbol
t
t
t
t
t
t
t
t
t
t
t
Codes
Manufacturer
Device Type
AS
OES
DS
AH
DH
DFP
VPS
VCS
PW
OE
PRT
= 25 ± 5°C, V
1. V
2. This parameter is only sampled and is not 100% tested. Output Float is defined as the point where data is no longer driven –
3. Program Pulse width tolerance is 50 µsec ± 5%.
AT27C2048
see timing diagram.
CC
Parameter
Address Setup Time
OE Setup Time
Data Setup Time
Address Hold Time
Data Hold Time
OE High to Output Float Delay
V
V
PGM Program Pulse Width
Data Valid from OE
V
Programming
PP
CC
PP
must be applied simultaneously or before V
CC
Setup Time
Pulse Rise Time During
Setup Time
= 6.5 ± 0.25V, V
A0
0
1
O15-O8
0
0
PP
(3)
= 13.0 ± 0.25V
O7
(2)
0
1
O6
Test Conditions
Input Rise and Fall Times
Input Pulse Levels
Input Timing Reference Level
Output Timing Reference Level
0
1
PP
and removed simultaneously or after V
O5
0
1
Pins
(10% to 90%) 20 ns
(1)
O4
1
1
0.45V to 2.4V
0.8V to 2.0V
0.8V to 2.0V
O3
1
0
O2
1
1
47.5
Min
50
2
2
2
0
2
0
2
2
PP
O1
Limits
1
1
.
Max
52.5
130
150
O0
0
1
0632F–EPROM–12/07
Hex Data
001E
00F7
Units
µs
µs
µs
µs
µs
ns
µs
µs
µs
ns
ns