CY7C276 Просмотр технического описания (PDF) - Cypress Semiconductor
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CY7C276 Datasheet PDF : 9 Pages
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CY7C276
Table 1. Control Word for Architecture Configuration
Control Option
Control Word
Bit
Programmed Level
Function
OE
D0
0=Default
1=Programmed
CS0
D12
0=Default
1=Programmed
CS1
D13
0=Default
1=Programmed
CS2
D14
0=Default
1=Programmed
OE Active LOW
OE Active HIGH
CS0 Active LOW
CS0 Active HIGH
CS1 Active LOW
CS1 Active HIGH
CS2 Active LOW
CS2 Active HIGH
Bit Map
Programmer Address (Hex)
RAM Data
0000
Data
.
.
.
.
.
.
3FFF
Data
4000
Control Word
Control Word (4000H)
D15
D0
X CS2 CS1 CS0 X X X X X X X X 1 X X OE
Table 2. Program Mode Table
Mode
Program Inhibit
Program Enable
Program Verify
VPP PGM
VPP VIHP
VPP VILP
VPP VIHP
VFY
VIHP
VIHP
VILP
D0 − D15
High Z
Data
Data
Table 3. Configuration Mode Table
Mode
Program Inhibit
Program Control Word
Verify Control Word
VPP
PGM
VPP
VIHP
VPP
VILP
VPP
VIHP
VFY
VIHP
VIHP
VILP
A2
VPP
VPP
VPP
D0 − D15
High Z
Control Word
Control Word
6 5 4 3 2 1 44 43 42 41 40
D12 7
39 A13
D11 8
38 A12
D10 9
D9 10
CY7C276
37 A11
36 A10
D8 11
35 A9
VSS 12
34 VSS
VCC 13
33 VSS
D7 14
32 A8
D6 15
31 A7
D5 16
30 A6
D4 17
29 A5
18 19 20 21 22 23 24 25 26 27 28
C276–8
Figure 1. Programming Pinout
5
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