CY7C276-30JC Cypress Semiconductor Corp, CY7C276-30JC Datasheet - Page 6

• Manufacturer Part Number: CY7C276-30JC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C276-30JC

• Density: 256Kb
• Access Time (max): 30ns
• Interface Type: Parallel
• Package Type: PLCC
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Mounting: Surface Mount
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Not Compliant

Table 1. Control Word for Architecture Configuration
Bit Map
Table 3. Configuration Mode Table
Document #: 38-04004 Rev. *C
Program Inhibit
Program Control Word
Verify Control Word
Programmer Address (Hex)
Control Option
3FFF
0000
4000
CS
CS
CS
OE
.
.
.
0
1
2
Mode
Data
.
.
.
Data
Control Word
V
D
D
V
D
D
D
CC
D
D
D
D
SS
12
11
10
D
D
D
Bit
RAM Data
8
7
5
4
9
6
D
12
13
14
0
7
8
9
10
11
12
13
14
15
16
17
Figure 1. Programming Pinout
18 19 20 21 22 23 24 25 26 27 28
6 5 4 3 2
V
V
V
V
PP
PP
PP
PP
0 = Default
1 = Programmed
0 = Default
1 = Programmed
0 = Default
1 = Programmed
0 = Default
1 = Programmed
CY7C276
Control Word
1
44 43 42 41 40
PGM
Programmed Level
V
V
V
IHP
IHP
ILP
Control Word (4000H)
D15
X CS2 CS1 CS0 X X X X X X X X 1 X X OE
Table 2. Program Mode Table
Program Inhibit
Program Enable
Program Verify
39
38
37
36
35
34
33
32
31
30
29
Mode
A
A
A
A
A
V
V
A
A
A
A
VFY
V
V
V
13
12
11
10
9
SS
SS
8
7
6
5
IHP
IHP
ILP
V
V
V
A
V
V
V
V
PP
PP
PP
2
PP
PP
PP
PP
OE Active LOW
OE Active HIGH
CS
CS
CS
CS
CS
CS
0
1
2
0
1
2
Active HIGH
Active HIGH
Active HIGH
Active LOW
Active LOW
Active LOW
PGM
V
V
V
IHP
IHP
ILP
D0
Function
Control Word
Control Word
VFY
V
V
V
D
High Z
IHP
IHP
ILP
0
CY7C276
−D
15
Page 5 of 10
D
High Z
Data
Data
0
−D
15
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