型号 功能描述 生产厂家 企业 LOGO 操作
M27C64A

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

M27C64A

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

M27C64A

64 Kbit (8Kb x8) UV EPROM and OTP EPROM

STMICROELECTRONICS

意法半导体

M27C64A

64 Kbit (8Kb x8) UV EPROM and OTP EPROM

文件:181.63 Kbytes Page:22 Pages

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64 Kbit (8Kb x 8) UV EPROM and OTP EPROM

The M27C64A is a 64Kbit EPROM offered in the two ranges UV (ultra violet erase) and OTP (one time programmable). It is ideally suited for microprocessor systems requiring large programs and is organized as 8,192 by 8 bits. The FDIP28W (window ceramic frit-seal package) has transparent lid which al

STMICROELECTRONICS

意法半导体

64K (8K x 8) UV EPROM and OTP ROM

DESCRIPTION The M2764A is a 65,536 bit UV erasable and electrically programmable memory EPROM. It is organized as 8,192 words by 8 bits. The M27C64A is housed in a 28 pin Window Ceramic Frit-Seal Dual-in-Line package. The trans parent lid allows the user to expose the chip to ultraviol

STMICROELECTRONICS

意法半导体

M27C64A产品属性

  • 类型

    描述

  • 型号

    M27C64A

  • 功能描述

    可擦除可编程ROM 64K(8Kx8) 100ns

  • RoHS

  • 制造商

    Maxim Integrated

  • 存储容量

    1024 bit

  • 组织

    1 K x 1

  • 工作电流

    5 uA

  • 工作电源电压

    2.8 V to 6 V

  • 最大工作温度

    + 85 C

  • 安装风格

    Through Hole

  • 封装/箱体

    TO-92

更新时间:2025-12-24 23:51:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
STMicroelect
24+
PLCC
37500
原装正品现货,价格有优势!
ST
2016+
CDIP28
2500
只做原装,假一罚十,公司可开17%增值税发票!
ST/意法
25+
CDIP28
32360
ST/意法全新特价M27C64A-15F1即刻询购立享优惠#长期有货
ST
24+
DIP
5000
ST一级代理商原装进口现货
ST
23+
DIP
7000
绝对全新原装!100%保质量特价!请放心订购!
ST
2024+
N/A
70000
柒号只做原装 现货价秒杀全网
ST
DIP28
53650
一级代理 原装正品假一罚十价格优势长期供货
ST
22+
DIP-28
30000
十七年VIP会员,诚信经营,一手货源,原装正品可零售!
STM
25+
DIP
30000
代理全新原装现货,价格优势
ST(意法)
23+
NA
20094
正纳10年以上分销经验原装进口正品做服务做口碑有支持

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