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M93C56-R价格

参考价格:¥0.9582

型号:M93C56-RDW6TP 品牌:ST Microelectronics 备注:这里有M93C56-R多少钱,2026年最近7天走势,今日出价,今日竞价,M93C56-R批发/采购报价,M93C56-R行情走势销售排行榜,M93C56-R报价。
型号 功能描述 生产厂家 企业 LOGO 操作
M93C56-R

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

M93C56-R

(8-bit or 16-bit wide) MICROWIRE serial access EEPROM

Features  Industry standard MICROWIRE bus  Single supply voltage: – 2.5 V to 5.5 V for M93Cx6-W – 1.8 V to 5.5 V for M93Cx6-R  Dual organization: by word (x16) or byte (x8)  Programming instructions that work on: byte, word or entire memory  Self-timed programming cycle with auto-eras

STMICROELECTRONICS

意法半导体

M93C56-R

2 Kbit(8位或16位宽)MICROWIRE串行访问EEPROM

The M93C46 (1 Kbit), M93C56 (2 Kbit), M93C66 (4 Kbit), M93C76 (8 Kbit) and M93C86 (16 Kbit) are electrically erasable programmable memory (EEPROM) devices accessed through the MICROWIRE™ bus protocol. The memory array can be configured either in bytes (x8b) or in words (x16b).\n\n The M93Cx6-W devic •\n •Industry standard MICROWIRE™ bus \n •Single supply voltage:• 2.5 V to 5.5 V for M93Cx6-W\n• 1.8 V to 5.5 V for M93Cx6-R\n \n •Dual organization: by word (x16) or byte (x8) \n •Programming instructions that work on: byte, word or entire memory \n •Self-timed programming cycle with auto-erase: 5 ;

STMICROELECTRONICS

意法半导体

M93C56-R

Programming instructions that work on: byte word or entire memory

文件:1.26158 Mbytes Page:35 Pages

STMICROELECTRONICS

意法半导体

M93C56-R

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:331.55 Kbytes Page:37 Pages

STMICROELECTRONICS

意法半导体

M93C56-R

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

M93C56-R

16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE Serial Access EEPROM

文件:611.38 Kbytes Page:31 Pages

STMICROELECTRONICS

意法半导体

M93C56-R

16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE Serial Access EEPROM

文件:587.22 Kbytes Page:31 Pages

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit, 1Kbit and 256bit 8-bit or 16-bit wide

Description The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable programmable memory (EEPROM) devices. They are accessed through a Serial Data input (D) and Serial Data output (Q) using the MICROWIRE bus protocol. Features ● Industry standard MICROWIRE bus ● Single supply vo

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE Serial Access EEPROM

文件:587.22 Kbytes Page:31 Pages

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE Serial Access EEPROM

文件:611.38 Kbytes Page:31 Pages

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE Serial Access EEPROM

文件:587.22 Kbytes Page:31 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:331.55 Kbytes Page:37 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:331.55 Kbytes Page:37 Pages

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE Serial Access EEPROM

文件:587.22 Kbytes Page:31 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE Serial Access EEPROM

文件:587.22 Kbytes Page:31 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:331.55 Kbytes Page:37 Pages

STMICROELECTRONICS

意法半导体

16Kbit, 8Kbit, 4Kbit, 2Kbit and 1Kbit (8-bit or 16-bit wide) MICROWIRE Serial Access EEPROM

文件:587.22 Kbytes Page:31 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide) MICROWIRE짰 serial access EEPROM

文件:351.87 Kbytes Page:38 Pages

STMICROELECTRONICS

意法半导体

M93C56-R产品属性

  • 类型

    描述

  • Serial Interface:

    Microwire

  • Storage Capacity_spec(kb):

    2

  • Temperature range(°C):

    -40 to 85

  • Supply Voltage_min(V):

    1.8

  • Clock Frequency_max(MHz):

    2

  • Marketing Status:

    Active

  • Number Of Erase/write Cycles_min(M Cycles):

    4

更新时间:2026-8-1 23:01:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
ST(意法半导体)
25+
N/A
18798
正规渠道,免费送样。支持账期,BOM一站式配齐
ST/意法半导体
25+
SO-8
20000
公司只有正品,实单可谈
STMicroelectronics
24+ 25+
18500
全新原厂原装现货!受权代理!可送样可提供技术支持!
ST(意法)
26+
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
ST/意法半导体
26+
TSSOP-8
30000
原装正品公司现货,假一赔十!
ST
23+
SOP-8
8560
受权代理!全新原装现货特价热卖!
ST/意法半导体
21+
TSSOP-8
8080
只做原装,质量保证
ST/意法半导体
22+
SO-8
6004
原装正品现货 可开增值税发票
ST/意法
25+
N/A
5000
原装正品实单必成
ST/意法
24+
SMD
17500
郑重承诺只做原装进口现货

M93C56-R数据表相关新闻