7C261-20 查看數據表（PDF） - Cypress Semiconductor
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7C261-20 Datasheet PDF : 14 Pages
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CY7C261
CY7C263/CY7C264
Figure 1. Programming Pinouts
DIP/Flatpack
Top View
A7
A6
A5
A4 /A12
A 3/ A11
A2/A10
A1/A9
A0/A8
D0
D1
D2
GND
1
24
2
23
3
22
4
21
5
20
6
19
7
18
8 7C261 17
9 7C263 16
10 7C264 15
11
14
12
13
VCC
VFY
PGM
LATCH
CS
VPP
NA
D7
D6
D5
D4
D3
LCC/PLCC (Opaque only)
Top View
A4/A12
A3/A11
A2/A10
A1/A9
A0/A8
NC
D0
4 3 2 1 28 27 26
5
25
6
7
24
7C261
23
8
22
9
21
10
7C263 20
11
19
12 13 14 15 16 1718
LATCH
CS
VPP
NA
NC
D7
D6
Programming Information
Programming support is available from Cypress as well as from a number of third-party software vendors. For detailed
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.
Document #: 38-04010 Rev. *C
Page 6 of 14
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