AT27BV020-90TU Atmel, AT27BV020-90TU Datasheet - Page 9

• Manufacturer Part Number: AT27BV020-90TU
• Description: IC OTP 2MBIT 90NS 32TSOP
• Manufacturer: Atmel

Specifications of AT27BV020-90TU

• Format - Memory: EPROMs
• Memory Type: OTP EPROM
• Memory Size: 2M (256K x 8)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 2.7 V ~ 3.6 V, 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TSOP
• Density: 2Mb
• Organization: 256Kx8
• Interface Type: Parallel
• In System Programmable: External
• Access Time (max): 90ns
• Package Type: TSOP
• Reprogramming Technique: OTP
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (min): 2.7/4.5V
• Operating Supply Voltage (max): 3.6/5.5V
• Supply Current: 25mA
• Pin Count: 32
• Mounting: Surface Mount
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

16. AC Programming Characteristics
T
Notes:
17. Atmel’s AT27BV020 Integrated Product Identification Code
Note:
0902F–EPROM–12/07
A
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
Codes
Manufacturer
Device Type
AS
CES
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 100 µsec ± 5%.
1. The AT27BV020 has the same Product Identification Code as the AT27C020. Both are programming compatible.
see timing diagram.
CC
Parameter
Address Setup Time
CE 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
O7
0
1
PP
(2)
= 13.0 ± 0.25V
(3)
O6
0
0
Test Conditions
Input Rise and Fall Times:
Input Pulse Levels:
Input Timing Reference Level:
Output Timing Reference Level:
PP
O5
0
0
and removed simultaneously or after V
(10% to 90%) 20 ns
(1)
Pins
O4
1
0
0.45V to 2.4V
0.8V to 2.0V
0.8V to 2.0V
O3
1
0
O2
1
1
Min
95
50
2
2
2
2
0
2
0
2
2
PP
Limits
.
(1)
O1
1
1
Max
130
105
150
AT27BV020
O0
0
0
Units
µs
µs
µs
µs
µs
µs
ns
µs
µs
µs
ns
ns
Data
Hex
1E
86
9