AM27C64 Advanced Micro Devices, AM27C64 Datasheet - Page 10

• Manufacturer Part Number: AM27C64
• Description: 64 Kilobit (8 K x 8-Bit) CMOS EPROM
• Manufacturer: Advanced Micro Devices

AC CHARACTERISTICS
Caution: Do not remove the device from (or insert it into) a socket or board that has V
Notes:
1. V
2. This parameter is sampled and not 100% tested.
3. Switching characteristics are over operating range, unless otherwise specified.
4. See Figure 3 and Table 1 for test specifications.
SWITCHING WAVEFORMS
Notes:
1. OE# may be delayed up to t
2. t
PACKAGE CAPACITANCE
Notes:
1. This parameter is only sampled and not 100% tested.
2. T
10
Parameter Symbols
JEDEC
t
t
t
t
t
t
GHQZ
AVQV
GLQV
EHQZ
AXQX
ELQV
DF
A
CC
Parameter
Addresses
Symbol
= +25 C, f = 1 MHz.
is specified from OE# or CE#, whichever occurs first.
C
must be applied simultaneously or before V
C
Output
OUT
IN
Standard
OE#
0.45
CE#
(Note 2)
2.4
t
t
t
ACC
t
t
OE
OH
CE
DF
Input Capacitance
Output Capacitance
Address to Output Delay
Chip Enable to Output Delay
Output Enable to Output
Delay
Chip Enable High or Output
Enable High to Output High Z,
Whichever Occurs First
Output Hold Time from
Addresses, CE# or OE#,
Whichever Occurs First
Description
Parameter
High Z
ACC
Description
– t
OE
2.0
0.8
after the falling edge of the addresses without impact on t
Test Conditions
V
V
IN
OUT
(Note 1)
= 0
PP
t
ACC
= 0
, and removed simultaneously or after V
t
CE#,
OE# = V
OE# = V
CE# = V
CE
Test Setup
Am27C64
t
Addresses Valid
OE
IL
IL
IL
Max
Max
Max
Max
Min
Typ
11
8
CDV028
-45
45
45
30
25
0
Max
Valid Output
10
14
-55
55
55
35
25
0
-70
70
70
40
25
PP
0
Typ
6
8
or V
t
PL 032
OH
Am27C64
-90 -120 -150 -200 -255
90
90
40
25
0
CC
PP
2.0
0.8
Max
.
10
12
applied.
120 150 200 250
120 150 200 250
50
30
0
ACC
.
t
Typ
50
30
DF
0
5
8
PD 028
(Note 2)
50
30
0
Max
10
10
High Z
50
30
0
11419E-9
Unit
Unit
pF
pF
ns
ns
ns
ns
ns