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芯邦U盘原理PDF格式。双路闪存

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5 4 D VDD33 R1 R10 2.2K 0R U1 R3 0R VDD33 C4 C 100nF R9 0R FRB0 R4 R5 0R 0R RST_OUT FRB01 FRDN FCEN0 FCEN1 FCEN2A FCEN3A FCLE FALE FWRN RST_OUT R12 0R 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 NC/RST NC NC R/B4 R/B3 R/B2 R/B1 RE CE1 CE2 NC VCC VSS CE3 CE4 CLE ALE WE WP NC NC NC NC NC AG-AND&NAND_FLASH NC NC NC NC I/O7 I/O6 I/O5 I/O4 NC NC PRE VCC VSS NC NC NC I/O3 I/O2 I/O1 I/O0 NC NC NC NC 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 FDATA0_7 FDATA0_6 FDATA0_5 FDATA0_4 VDD33 FDATA0_3 FDATA0_2 FDATA0_1 FDATA0_0 FCEN2 FDATA1_7 FDATA1_6 FCEN3 B Note: IC Type CBM2090&CBM2090E Flash Type R3 Should be Shorted 2CE Flash R4,R5,R9,R10,R12 should be opened CBM2091 R3 Short,R4,R5,R9,R10,R12 Open 4CE Flash Flash 6PIN is GND R3,R4,R5 Should be Shorted R9,R10,R12 should be Opened R10 Should be Shorted, R3,R4,R5,R9,R12 should be opened R3,R9,R12 Should be Shorted R4,R5,R10 should be Opened R10 Should be Shorted, R3,R4,R5,R9,R12 should be opened others Please view the Pin configuration of the Flash datasheet A 5 4 3 2 1 VDD50 1 C6 100nF C7 10uF/10V 2 VDD50 U2 VDD33 C2 1UF VDD18 VDD18 VDD33 1 C3 C1 1uF 100nF R2 330R DP DM XI XO 1 2 3 4 5 6 7 8 9 10 11 12 VDD50 VDD33 VDD18 VPP REXT VD33 DP DM VSS XI XO VSSU 2 VDD18 C9 C8 100nF 1uF FDATA1_6 16 FDATA1_7 15 14 13 C8,C9 need Approaches the 13 Pin 2 1 VDD33 R6 330R D1 LED LED R8 1M Y1 12MHz XI XO C11 22pF C12 22pF 3 17 18 19 VDDU TEST_MODE FDATA15 FDATA14 VSS FDATA13 FDATA12 FDATA11 FDATA10 FDATA9 FDATA8 LED VSS RESET RST_OUT FDATA7 FDATA6 FDATA5 FDATA4 FDATA3 FDATA2 FDATA1 FDATA0 FRB0 48 47 46 45 44 43 42 41 40 39 38 37 RST_OUT FDATA0_7 FDATA0_6 FDATA0_5 FDATA0_4 FDATA0_3 FDATA0_2 FDATA0_1 FDATA0_0 FRB0 20 21 22 23 LED 24 P1 D VDD50 R7 5.1R DP DM 6 5 4 3 2 1 SHELL SHELL GND DP DM VCC R11 USB_PLUGA TDK AVRL161A6R8GTA 压敏电阻 CLK_OUT RXD TXD INTR FRND FCEN0 CLKOFF VDD33 FCLE WP FALE FWRN 36 35 34 33 32 31 30 29 28 27 26 25 FCEN1 FCEN2 FCEN3 FRB0 FRDN FCEN0 FCLE WP FALE FWRN VDD33 CBM209x_48 NOTE3: if don't consider ESD ,The R11 should removed .otherwise all of them should be added . C SW1 SMD_SLIDE_SW B 1 23 R15 1K WP VDD33 NOTE4: 1) When WP bit is 1, the Flash disk will be in normal operation mode, 2) When WP bit is 0, the Flash disk will be in write-protected mode. 绘制: alex.wen A 设计: 版本: V1.04 图纸尺寸: Custom 最近修改日期: Wednesday, October 17, 2007 工程名: CBM2090&CBM2090E&CBM2091 Circute 页码: 1 of 1 芯邦文件控制等级: Publictiy 文本号: 地 址: 20070206 深圳市南山高新区科技中二路软件园4号楼二层201-205 2 1

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