AT27C2048-70JI Atmel, AT27C2048-70JI Datasheet - Page 5

• Manufacturer Part Number: AT27C2048-70JI
• Description: IC OTP 2MBIT 70NS 44PLCC
• Manufacturer: Atmel

Specifications of AT27C2048-70JI

• Format - Memory: EPROMs
• Memory Type: OTP EPROM
• Memory Size: 2M (128K x 16)
• Speed: 70ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: AT27C204870JI

AC Waveforms for Read Operation
Notes:
Input Test Waveforms and
Measurement Levels
For -55 devices only:
t
For -70, -90, -12 and -15 devices:
t
Pin Capacitance
f = 1 MHz, T = 25°C
Note:
R
R
Symbol
C
C
, t
, t
IN
OUT
F
F
< 5 ns (10% to 90%)
< 20 ns (10% to 90%)
1.
2.
3.
4.
5.
1. Typical values for nominal supply voltage. This parameter is only sampled and is not 100% tested.
Timing measurement references are 0.8V and 2.0V. Input AC drive levels are 0.45V and 2.4V, unless otherwise specified.
OE may be delayed up to t
OE may be delayed up to t
This parameter is only sampled and is not 100% tested.
Output float is defined as the point when data is no longer driven.
(1)
Typ
4
8
CE
ACC
- t
- t
OE
OE
after the falling edge of CE without impact on t
after the address is valid without impact on t
Max
(1)
10
12
Output Test Load
Note:
CL = 100 pF including jig capacitance, except for the -55
devices, where CL = 30 pF.
Units
pF
pF
ACC
CE
.
.
Conditions
V
V
OUT
IN
= 0V
= 0V
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