AT27C040-12 ATMEL Corporation, AT27C040-12 Datasheet - Page 5

• Manufacturer Part Number: AT27C040-12
• Description: 4-Megabit 512K x 8 OTP EPROM
• Manufacturer: ATMEL Corporation

AC Waveforms for Read Operation
Notes:
Input Test Waveforms and Measurement Levels
Pin Capacitance
(f = 1 MHz, T = 25 C)
Note:
C
C
IN
OUT
1.
2.
3.
4.
5.
1. Typical values for nominal supply voltage. This parameter is only sampled and is not 100% tested.
Tiiming 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
(1)
Max
12
8
Units
pF
pF
ACC
CE
.
.
Output Test Load
Conditions
V
V
IN
OUT
= 0V
= 0V
5