cy27c256-120zc Cypress Semiconductor Corporation., cy27c256-120zc Datasheet - Page 2

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

Selection Guide
Pin Configurations
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature ................................. -65 C to +150 C
Ambient Temperature with
Power Applied............................................. -55 C to +125 C
Supply Voltage to Ground Potential ................-0.5V to +7.0V
Maximum Access Time (ns)
Maximum
Operating
Current (mA)
Standby Current
(mA)
Chip Select Time (ns)
Output Enable Time (ns)
Com’l
Mil
Com’l
Mil
V
V
A
A
A
A
OE
NC
NC
CC
A
A
P
A
A
A
A
A
1
1
1
1
P
1
9
8
3
4
2
7
6
5
4
3
1
2
3
4
5
6
7
13
14
15
16
8
9
10
11
12
27C256-45 27C256-55 27C256-70 27C256-90 27C256-120 27C256-150 27C256-200
V
V
A
A
A
A
OE
A
A
CC
A
A
A
PP
A
A
11
13
14
12
9
8
7
6
5
4
3
45
45
55
15
20
45
15
22
23
24
25
26
27
28
1
2
3
4
5
6
7
55
45
55
15
20
55
20
28-Pin TSOP
32-Pin TSOP
Top View
T
27C256T
op View
27C256
70
45
55
15
20
70
25
2
DC Voltage Applied to Outputs
in High Z State................................................ -0.5V to +7.0V
DC Input Voltage .............................................-3.0V to +7.0V
DC Program Voltage .................................................... 13.0V
Static Discharge Voltage ........................................... >2001V
(per MIL-STD-883, Method 3015)
Latch-Up Current ..................................................... >200 mA
UV Exposure ................................................ 7258 Wsec/cm
90
45
55
15
20
90
30
21
20
19
18
17
16
15
14
13
12
11
10
9
8
120
120
45
55
15
20
30
A
CE
O
O
O
O
O
GND
O
O
O
A
A
A
27c256–4
10
0
1
2
7
6
5
4
3
2
1
0
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
27c256–5
NC
A
CE
O
O
O
O
O
GND
O
O
O
NC
A
A
A
10
0
1
2
7
6
5
4
3
2
1
0
150
150
45
55
15
20
40
CY27C256
200
200
45
55
15
20
40
2