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W78C54F-16规格书详情
GENERAL DESCRIPTION
The W78C54 is a derivative of the W78C52 microcontroller family that provides extended internal ROM. The chip has 16K bytes of mask ROM and 256 bytes of RAM.
This device provides an enhanced architecture that makes it more powerful and suitable for a variety of applications for general control systems. It provides on-chip 16KB mask ROM to accommodate large program codes, 256-bytes of non-volatile on-chip RAM, four 8-bit I/O ports, one 4-bit I/O port, three 16-bit timer/counters, eight sources with two-level interrupt structures, and on-chip oscillator clock circuits.
FEATURES
· DC to 40 MHz extensive operating frequency
· 256-byte on-chip scratch pad RAM
· 16K-byte on-chip mask ROM
· 64K-byte address space for external Program Memory
· 64K-byte address space for external Data Memory
· Three 16-bit timer/counters
· Four 8-bit bit-addressable I/O ports
· One extra 4-bit bit-addressable I/O port, additional INT2/ INT3 (Available on 44-pin PLCC/QFP package)
· Eight-source, two priority-level interrupts
· Low EMI emission mode
· Built-in programmable power-saving modes - Idle mode & Power-down mode
· Packages:
- DIP 40: W78C54-16/24/40
- PLCC 44: W78C54P-16/24/40
- QFP 44: W78C54F-16/24/40
- TQFP 44: W78C54M-16/24/40
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
WINBOND |
1923+ |
原厂封装 |
58965 |
原装进口现货库存专业工厂研究所配单供货 |
询价 | ||
WINBODMICROCHIP0745现货供应8.9 |
21+ |
SMD |
3870 |
只做原装正品假一赔十!正规渠道订货! |
询价 | ||
WINBOND |
22+23+ |
DIP40 |
54627 |
绝对原装正品现货,全新深圳原装进口现货 |
询价 | ||
22+ |
30675 |
询价 | |||||
WINBOND |
23+ |
DIP40 |
2860 |
原厂原装正品 |
询价 | ||
WINBOND |
23+ |
DIP40 |
8560 |
受权代理!全新原装现货特价热卖! |
询价 | ||
WINBOND/华邦 |
23+ |
PLCC |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
Winbond |
2138+ |
QFP |
8960 |
专营BGA,QFP原装现货,假一赔十 |
询价 | ||
WINBOND |
2023+ |
DIP40 |
700000 |
柒号芯城跟原厂的距离只有0.07公分 |
询价 | ||
QFP |
890 |
100%原装正品!现货热价热卖!可开17%增值税票! |
询价 |