cy27c256-120zc Cypress Semiconductor Corporation., cy27c256-120zc Datasheet - Page 4

• Manufacturer Part Number: cy27c256-120zc
• Description: 32k X 8-bit Cmos Eprom Semiconductor
• Manufacturer: Cypress Semiconductor Corporation.

AC Test Loads and Waveforms
Switching Characteristics
Switching Characteristics
OUTPUT
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
Parameter
AA
HZOE
OE
HZCE
ACE
PU
PD
OH
AA
HZOE
OE
HZCE
ACE
PU
PD
OH
Parameter
Equivalent to:
INCLUDING
JIG AND
SCOPE
5V
OUTPUT
(a) Normal Load
30 pF
Address to Output Valid
Outpout Enable Inactive to High Z
Output Enable Active to Output Valid
Chip Enable Inactive to High Z
Chip Enable Active to Output Valid
Chip Enable Active to Power Up
Chip Enable Inactive to Power Down
Output Hold from Address Change
Address to Output Valid
Outpout Enable Inactive to High Z
Output Enable Active to Output Valid
Chip Enable Inactive to High Z
Chip Enable Active to Output Valid
Chip Enable Active to Power Up
Chip Enable Inactive to Power Down
Output Hold from Address Change
R1 250 (329 MIL)
THÉ VENIN EQUIVALENT
Commercial
100
Description
R2 167
(202 MIL)
Description
Over the Operating Range
Over the Operating Range
OUTPUT
2.00V
INCLUDING
JIG AND
SCOPE
5V
(b) High Z Load
5 pF
OUTPUT
Min.
R1 250 (329 MIL)
27C256-45
0
0
[4,7 ]
[4, 7]
4
Max.
45
15
15
20
45
45
Min.
R2 167
(202 MIL)
27C256-120
27c256–6
0
0
Military
125
Min.
27C256- 55
0
0
Max.
120
120
120
30
30
30
GND
3.0V
Max.
55
20
20
25
55
55
Min.
27C256-150
1.9V
5 ns
0
0
Min.
27C256-70
0
0
Max.
150
150
150
30
40
30
10%
ALL INPUT PULSES
Max.
90%
70
25
25
25
70
70
Min.
27C256-200
0
0
Min.
27C256-90
0
0
CY27C256
Max.
200
200
200
30
40
30
Max.
90
25
30
25
90
90
90%
27c256–7
10%
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
5 ns