CY7C281A-30JC Cypress Semiconductor Corp, CY7C281A-30JC Datasheet - Page 4

• Manufacturer Part Number: CY7C281A-30JC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C281A-30JC

• Density: 8Kb
• Organization: 1Kx8
• Access Time (max): 30ns
• Operating Current: 100mA
• Interface Type: Parallel
• Package Type: PLCC
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Pin Count: 28
• Mounting: Surface Mount
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Not Compliant

Document #: 38-04003 Rev. *C
Programming Information
Programming support is available from Cypress as well as
from a number of third party software vendors. For detailed
Table 1. Mode Selection
Note
Read
Output Disable
Output Disable
Output Disable
Output Disable
Program
Program Verify
Program Inhibit
Intelligent Program
Blank Check
5. X = “don’t care” but not to exceed V
Mode
Read or Output Disable
Other
GND
D
D
D
A
A
A
A
A
A
A
A
7
6
5
4
3
2
1
0
0
1
2
CC
±5%.
1
2
3
4
5
6
7
8
9
10
11
12
Top View
7C281A
DIP
24
23
22
21
20
19
18
17
16
15
14
13
A
A
A
A
A
A
A
A
A
A
A
A
V
A
A
CS
V
VFY
PGM
D
D
D
D
D
Figure 1. Programming Pinouts
CC
8
9
PP
7
6
5
4
3
9
9
9
9
9
9
9
9
9
9
9
9
1
–A
–A
–A
–A
–A
–A
–A
–A
–A
–A
–A
–A
0
0
0
0
0
0
0
0
0
0
0
0
PGM
V
V
V
CS
V
V
V
V
X
X
X
ILP
IHP
IHP
ILP
IHP
IH
IL
4
programming information, including a listing of software
packages, please see the PROM Programming Information
located at the end of this section. Programming algorithms can
be obtained from any Cypress representative.
NC
D
A
A
A
A
A
4
3
2
1
0
0
VFY
V
V
V
CS
V
V
V
5
6
7
8
9
10
11
V
X
X
X
IHP
ILP
IHP
IHP
ILP
IH
IL
12
Pin Function
4
3
Top View
1314151617
3 2 1
7C281A
PLCC
28
27
18
26
CS
V
V
V
V
V
V
V
V
25
24
23
22
21
20
19
X
X
X
PP
PP
PP
PP
PP
PP
IH
IL
[5]
2
CS
V
VFY
PGM
NC
D
D
PP
7
6
1
CS
CS
V
V
V
V
V
V
V
X
X
X
ILP
ILP
ILP
ILP
ILP
IH
IL
1
1
CY7C281A
Page 4 of 8
O
D
O
High Z
High Z
High Z
High Z
D
O
High Z
D
Zeros
7
7
7
7
7
7
–O
–D
–O
–D
–O
–D
0
0
0
0
0
0
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