CY7C276-30JXC Cypress Semiconductor Corp, CY7C276-30JXC Datasheet - Page 6
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CY7C276-30JXC
Manufacturer Part Number
CY7C276-30JXC
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet
1.CY7C276-30JXC.pdf
(11 pages)
Specifications of CY7C276-30JXC
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
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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