AT27C020-70JC Atmel, AT27C020-70JC Datasheet - Page 7

• Manufacturer Part Number: AT27C020-70JC
• Description: IC OTP 2MBIT 70NS 32PLCC
• Manufacturer: Atmel

Specifications of AT27C020-70JC

• Format - Memory: EPROMs
• Memory Type: OTP EPROM
• Memory Size: 2M (256K x 8)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 32-PLCC
• Density: 2Mb
• Organization: 256Kx8
• Interface Type: Parallel
• Bus Type: Parallel
• In System Programmable: External
• Access Time (max): 70ns
• Package Type: PLCC
• Reprogramming Technique: OTP
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 25mA
• Pin Count: 32
• Mounting: Surface Mount
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AC Programming Characteristics
T
Notes:
Atmel’s 27C020 Integrated Product Identification Code
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 µs ± 5%.
— 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
Pulse Rise Time During
Setup Time
Setup Time
= 6.5 ± 0.25V,V
A0
0
1
O7
0
1
PP
= 13.0 ± 0.25V
(3)
O6
(2)
0
0
Test Condition
Input Rise and Fall Times:
Input Pulse Levels:
Input Timing Reference Level:
Output Timing Reference Level:
O5
0
0
PP
and removed simultaneously or after V
Pins
O4
1
0
(10% to 90%) 20 ns
(1)
0.45V to 2.4V
O3
0.8V to 2.0V
0.8V to 2.0V
1
0
O2
1
1
Min
95
50
O1
2
2
2
2
0
2
0
2
2
1
1
PP
Limits
.
O0
0
0
Max
130
105
150
Hex Data
1E
86
Units
µs
µs
µs
µs
µs
µs
ns
µs
µs
µs
ns
ns
7