參數(shù)資料
型號(hào)： MAX14502AETL+T
廠商： Maxim Integrated Products
文件頁(yè)數(shù)： 31/41頁(yè)
文件大小： 0K
描述： IC CARD READER USB-SD 40-TQFN
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 2,500
應(yīng)用： USB
接口： I²C，2 線串口
電源電壓： 1.8 V ~ 3.3 V
封裝/外殼： 40-WFQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝： 40-TQFN-EP（5x5）
包裝： 帶卷 (TR)
安裝類型： 表面貼裝
MAX14500–MAX14503
Hi-Speed USB-to-SD Card
Readers with Bypass
______________________________________________________________________________________
37
Register Map (continued)
FIELD NAME
READ
WRITE
BITS
RESET
DESCRIPTION
VALID
WHEN
SDSTAT
R
0
The insert/removal status is only valid for the card
currently set to Card Reader mode (Reg 0x00 bits 1-2)
0 = no card
1 = card present
Enter Card
Reader mode
STATUS2: Status Register 2 (0x13)
RFU
R
[7:0]
Reserved for future use
—
FWUGRRH: Firmware Upgrade Response Data High Byte (0x14)
High Byte of Response
Data
R
[7:0]
Contact factory
Code
download
FWUPGRL: Firmware Upgrade Response Data Low Byte (0x15)
Low Byte of Response
Data
R
[7:0]
Contact factory
Code
download
RFU Register (0x16)
RFU
R
[7:0]
Reserved for future use
—
RFU Register (0x17)
RFU
R
[7:0]
Reserved for future use
—
RFU Register (0x18)
RFU
R
[7:0]
Reserved for future use
—
RFU Register (0x19)
RFU
R
[7:0]
Reserved for future use
—
RFU Register (0x1A)
RFU
R
[7:0]
Reserved for future use
—
Firmware Incremental Revision (0x1B)
Firmware Incremental
Revision
R
[7:0]
Firmware incremental revision
WAKEUP = 1
Firmware Minor Revision (0x1C)
Firmware Minor Revision
R
[7:0]
Firmware minor revision
WAKEUP = 1
Firmware Major Revision (0x1D)
Firmware Major Revision
R
[7:0]
Firmware major revision
WAKEUP = 1
Chip Revision (0x1E)
Chip Revision
R
[7:0]
Chip revision
WAKEUP = 1
Package Type (0x1F)
Package Type
R
[7:0]
0x00 = 40-lead TQFN
0x05 = 56-bump WLP
0xFF = unknown
WAKEUP = 1
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX14502EVKIT+ 功能描述:界面開(kāi)發(fā)工具 MAX14502 Eval Kit RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評(píng)估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V
MAX14503AEWN+ 制造商:Maxim Integrated Products 功能描述:
MAX14503ETL+ 制造商:Maxim Integrated Products 功能描述:
MAX14504EWC+T 功能描述:模擬開(kāi)關(guān) IC Dual SPDT Neg Rail w/ +/-VCC Cap RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)數(shù)量:2 開(kāi)關(guān)配置:SPDT 開(kāi)啟電阻（最大值）:0.1 Ohms 切換電壓（最大）: 開(kāi)啟時(shí)間（最大值）: 關(guān)閉時(shí)間（最大值）: 工作電源電壓:2.7 V to 4.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:DSBGA-16
MAX14505AEWC+ 制造商:Maxim Integrated Products 功能描述:DUAL SPDT NEGATIVE RAIL ANALOG SWIT - Rail/Tube
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