型号 功能描述 生产厂家 企业 LOGO 操作

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Functional Description The CY7C42X1 are high speed, low power FIFO memories with clocked read and write interfaces. All are 9 bits wide. The CY7C42X1 are pin-compatible to IDT722X1. Programmable features include Almost Full/Almost Empty flags. These FIFOs provide solutions for a wide variety of d

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Functional Description The CY7C42X1 are high speed, low power FIFO memories with clocked read and write interfaces. All are 9 bits wide. The CY7C42X1 are pin-compatible to IDT722X1. Programmable features include Almost Full/Almost Empty flags. These FIFOs provide solutions for a wide variety of d

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Functional Description The CY7C42X1 are high speed, low power FIFO memories with clocked read and write interfaces. All are 9 bits wide. The CY7C42X1 are pin-compatible to IDT722X1. Programmable features include Almost Full/Almost Empty flags. These FIFOs provide solutions for a wide variety of d

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Functional Description The CY7C42X1 are high speed, low power FIFO memories with clocked read and write interfaces. All are 9 bits wide. The CY7C42X1 are pin-compatible to IDT722X1. Programmable features include Almost Full/Almost Empty flags. These FIFOs provide solutions for a wide variety of d

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Functional Description The CY7C42X1 are high speed, low power FIFO memories with clocked read and write interfaces. All are 9 bits wide. The CY7C42X1 are pin-compatible to IDT722X1. Programmable features include Almost Full/Almost Empty flags. These FIFOs provide solutions for a wide variety of d

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Functional Description The CY7C42X1 are high speed, low power FIFO memories with clocked read and write interfaces. All are 9 bits wide. The CY7C42X1 are pin-compatible to IDT722X1. Programmable features include Almost Full/Almost Empty flags. These FIFOs provide solutions for a wide variety of d

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Functional Description The CY7C42X1 are high speed, low power FIFO memories with clocked read and write interfaces. All are 9 bits wide. The CY7C42X1 are pin-compatible to IDT722X1. Programmable features include Almost Full/Almost Empty flags. These FIFOs provide solutions for a wide variety of d

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Features • High-speed, low-power, first-in, first-out (FIFO) memories • 64 x 9 (CY7C4421V) • 256 x 9 (CY7C4201V) • 512 x 9 (CY7C4211V) • 1K x 9 (CY7C4221V) • 2K x 9 (CY7C4231V) • 4K x 9 (CY7C4241V) • 8K x 9 (CY7C4251V) • High-speed 66-MHz operation (15-ns read/write cycle time) • Low pow

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Features • High-speed, low-power, first-in, first-out (FIFO) memories • 64 x 9 (CY7C4421V) • 256 x 9 (CY7C4201V) • 512 x 9 (CY7C4211V) • 1K x 9 (CY7C4221V) • 2K x 9 (CY7C4231V) • 4K x 9 (CY7C4241V) • 8K x 9 (CY7C4251V) • High-speed 66-MHz operation (15-ns read/write cycle time) • Low pow

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Features • High-speed, low-power, first-in, first-out (FIFO) memories • 64 x 9 (CY7C4421V) • 256 x 9 (CY7C4201V) • 512 x 9 (CY7C4211V) • 1K x 9 (CY7C4221V) • 2K x 9 (CY7C4231V) • 4K x 9 (CY7C4241V) • 8K x 9 (CY7C4251V) • High-speed 66-MHz operation (15-ns read/write cycle time) • Low pow

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Features • High-speed, low-power, first-in, first-out (FIFO) memories • 64 x 9 (CY7C4421V) • 256 x 9 (CY7C4201V) • 512 x 9 (CY7C4211V) • 1K x 9 (CY7C4221V) • 2K x 9 (CY7C4231V) • 4K x 9 (CY7C4241V) • 8K x 9 (CY7C4251V) • High-speed 66-MHz operation (15-ns read/write cycle time) • Low pow

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

Features • High-speed, low-power, first-in, first-out (FIFO) memories • 64 x 9 (CY7C4421V) • 256 x 9 (CY7C4201V) • 512 x 9 (CY7C4211V) • 1K x 9 (CY7C4221V) • 2K x 9 (CY7C4231V) • 4K x 9 (CY7C4241V) • 8K x 9 (CY7C4251V) • High-speed 66-MHz operation (15-ns read/write cycle time) • Low pow

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64, 256, 512, 1K, 2K, 4K x 18 Synchronous FIFOs

Functional Description The CY7C42X5 are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide and are pin/functionally compatible toIDT722x5. The CY7C42X5 can be cascaded to increase FIFO depth. Programmable features include Almost

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs

Functional Description The CY7C42X5V are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide. The CY7C42X5V can be cascaded to increase FIFO depth. Programmable features include Almost Full/Almost Empty flags. These FIFOs provid

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs

Functional Description The CY7C42X5V are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide. The CY7C42X5V can be cascaded to increase FIFO depth. Programmable features include Almost Full/Almost Empty flags. These FIFOs provid

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs

Functional Description The CY7C42X5V are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide. The CY7C42X5V can be cascaded to increase FIFO depth. Programmable features include Almost Full/Almost Empty flags. These FIFOs provid

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs

Functional Description The CY7C42X5V are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide. The CY7C42X5V can be cascaded to increase FIFO depth. Programmable features include Almost Full/Almost Empty flags. These FIFOs provid

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K x18 Low-Voltage Synchronous FIFOs

Functional Description The CY7C42X5V are high-speed, low-power, first-in first-out (FIFO) memories with clocked read and write interfaces. All are 18 bits wide. The CY7C42X5V can be cascaded to increase FIFO depth. Programmable features include Almost Full/Almost Empty flags. These FIFOs provid

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

1 K / 2 K 횞 9 Synchronous FIFOs

文件:622.32 Kbytes Page:22 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

封装/外壳:32-LCC(J 形引线) 功能:同步 包装:托盘 描述:IC SYNC FIFO MEM 2KX9 32-PLCC 集成电路(IC) FIFO 存储器

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

1 K / 2 K 횞 9 Synchronous FIFOs

文件:622.32 Kbytes Page:22 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

IC SYNC FIFO MEM 2KX9 32-PLCC

INFINEON

英飞凌

封装/外壳:32-LCC(J 形引线) 功能:同步 包装:托盘 描述:IC SYNC FIFO MEM 2KX9 32-PLCC 集成电路(IC) FIFO 存储器

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:545.49 Kbytes Page:19 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:520.78 Kbytes Page:18 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:520.78 Kbytes Page:18 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:520.78 Kbytes Page:18 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

Low-Voltage 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs

文件:520.78 Kbytes Page:18 Pages

CYPRESSCypress Semiconductor

赛普拉斯赛普拉斯半导体公司

CY7C423产品属性

  • 类型

    描述

  • 型号

    CY7C423

  • 制造商

    Cypress Semiconductor

  • 功能描述

    FIFO Mem Sync Dual Depth/Width Uni-Dir 2K x 9 32-Pin TQFP

更新时间:2026-3-13 18:18:00
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
CY
24+
TQFP
5650
公司原厂原装现货假一罚十!特价出售!强势库存!
CYPRESS
2138+
原厂标准封装
8960
代理CYPRESS全系列芯片,原装现货
CYPRESS
2023+
PLCC32
50000
原装现货
Cypress Semiconductor Corp
24+25+
16500
全新原厂原装现货!受权代理!可送样可提供技术支持!
Cypress
TQFP
1200
Cypress一级分销,原装原盒原包装!
CYPRESS/赛普拉斯
2402+
PLCC-32
8324
原装正品!实单价优!
CYPRESS/赛普拉斯
24+
PLCC32
43200
郑重承诺只做原装进口现货
Cypress
22+
32PLCC
9000
原厂渠道,现货配单
CYPRESS
24+
PLCC32
3500
原装现货,可开13%税票
Cypress Semiconductor Corp
21+
32-LCC(J 形引线)
300
100%进口原装!长期供应!绝对优势价格(诚信经营

CY7C423数据表相关新闻