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CY7C344B-25JIR PDF预览

CY7C344B-25JIR

更新时间: 2024-10-05 13:07:15
品牌 Logo 应用领域
赛普拉斯 - CYPRESS /
页数 文件大小 规格书
12页 353K
描述
OT PLD, 40ns, CMOS, PQCC28, PLASTIC, LCC-28

CY7C344B-25JIR 技术参数

生命周期:Obsolete零件包装代码:QLCC
包装说明:QCCJ,针数:28
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.82Is Samacsys:N
其他特性:MACROCELLS INTERCONNECTED BY PIA; 32 MACROCELLS; 1 EXTERNAL CLOCK; SHARED INPUT/CLOCK最大时钟频率:27 MHz
JESD-30 代码:S-PQCC-J28长度:11.5316 mm
专用输入次数:7I/O 线路数量:16
端子数量:28最高工作温度:85 °C
最低工作温度:-40 °C组织:7 DEDICATED INPUTS, 16 I/O
输出函数:MACROCELL封装主体材料:PLASTIC/EPOXY
封装代码:QCCJ封装形状:SQUARE
封装形式:CHIP CARRIER可编程逻辑类型:OT PLD
传播延迟:40 ns认证状态:Not Qualified
座面最大高度:4.57 mm最大供电电压:5.5 V
最小供电电压:4.5 V标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子形式:J BEND
端子节距:1.27 mm端子位置:QUAD
宽度:11.5316 mmBase Number Matches:1

CY7C344B-25JIR 数据手册

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USE ULTRA37000™  
FOR ALL NEW DESIGNS  
CY7C344B  
32-Macrocell MAX® EPLD  
densest EPLD of this size. Eight dedicated inputs and 16  
bidirectional I/O pins communicate to one logic array block. In  
the CY7C344B LAB there are 32 macrocells and 64 expander  
product terms. When an I/O macrocell is used as an input, two  
expanders are used to create an input path. Even if all of the  
I/O pins are driven by macrocell registers, there are still 16  
“buried” registers available. All inputs, macrocells, and I/O pins  
are interconnected within the LAB.  
Features  
• High-performance, high-density replacement for TTL,  
74HC, and custom logic  
• 32 macrocells, 64 expander product terms in one LAB  
• 8 dedicated inputs, 16 I/O pins  
• Advanced 0.65-micron CMOS EPROM technology to  
increase performance  
The speed and density of the CY7C344B makes it a natural  
for all types of applications. With just this one device, the  
designer can implement complex state machines, registered  
logic, and combinatorial “glue” logic, without using multiple  
chips. This architectural flexibility allows the CY7C344B to  
replace multichip TTL solutions, whether they are  
synchronous, asynchronous, combinatorial, or all three.  
• 28-pin, 300-mil DIP, cerDIP or 28-pin HLCC, PLCC  
package  
Functional Description  
Available in a 28-pin, 300-mil DIP or windowed J-leaded  
ceramic chip carrier (HLCC), the CY7C344B represents the  
Logic Block Diagram[1]  
Pin Configurations  
HLCC  
Top View  
15(22) INPUT  
15(23) INPUT  
INPUT  
1(8)  
INPUT/CLK 2(9)  
27(6)  
28(7)  
INPUT  
INPUT  
INPUT  
INPUT  
13(20)  
14(21)  
4
3
2
1
28 27 26  
25  
5
6
7
8
9
10  
11  
I/O  
I/O  
I/O  
INPUT  
INPUT  
INPUT  
INPUT/CLK  
I/O  
MACROCELL 2  
MACROCELL 1  
I/O 3(10)  
I/O 4(11)  
I/O 5(12)  
I/O 6(13)  
I/O 9(16)  
I/O 10(17)  
I/O 11(18)  
I/O 12(19)  
I/O 17(24)  
I/O 18(25)  
I/O 19(26)  
I/O 20(27)  
I/O 23(2)  
I/O 24(3)  
I/O 25(4)  
I/O 26(5)  
24  
23  
22  
21  
20  
19  
INPUT  
INPUT  
INPUT  
INPUT  
I/O  
MACROCELL 4  
MACROCELL 6  
MACROCELL 8  
MACROCELL 10  
MACROCELL 12  
MACROCELL 14  
MACROCELL 16  
MACROCELL 18  
MACROCELL 20  
MACROCELL 22  
MACROCELL 24  
MACROCELL 26  
MACROCELL 28  
MACROCELL 30  
MACROCELL 32  
MACROCELL 3  
MACROCELL 5  
MACROCELL 7  
MACROCELL 9  
MACROCELL 11  
MACROCELL 13  
MACROCELL 15  
MACROCELL 17  
MACROCELL 19  
MACROCELL 21  
MACROCELL 23  
MACROCELL 25  
MACROCELL 27  
MACROCELL 29  
MACROCELL 31  
G
L
I
O
O
B
A
L
I/O  
12 13 14 1516 1718  
C
O
N
T
B
U
S
R
O
L
CerDIP  
Top View  
INPUT  
INPUT  
1
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
INPUT/CLK  
I/O  
INPUT  
I/O  
2
3
4
I/O  
I/O  
I/O  
I/O  
5
6
7
I/O  
I/O  
V
CC  
32  
V
CC  
64 EXPANDER PRODUCT TERM ARRAY  
GND  
I/O  
GND  
I/O  
8
9
I/O  
I/O  
10  
11  
12  
13  
14  
I/O  
I/O  
INPUT  
I/O  
I/O  
INPUT  
INPUT  
INPUT  
Selection Guide  
7C344B-15  
7C344B-20  
7C344B-25  
Unit  
Maximum Access Time  
15  
20  
25  
ns  
Note:  
1. Number in () refers to J-leaded packages.  
Cypress Semiconductor Corporation  
Document #: 38-03036 Rev. *D  
3901 North First Street  
San Jose, CA 95134  
408-943-2600  
Revised June 6, 2005  

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