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参数资料
| 型号： | DS1972-F5+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 14/23页 |
| 文件大小： | 0K |
| 描述： | IBUTTON EEPROM 1KBit F5 |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| RoHS指令信息： | IButton RoHS Compliance Plan |
| 标准包装： | 1 |
| 系列： | iButton® |
| 存储容量： | 128B |
| 存储器类型： | EEPROM |
| 产品目录页面： | 1431 (CN2011-ZH PDF) |
1024-Bit EEPROM iButton
BUS MASTER Tx
FROM MEMORY FUNCTIONS
FLOWCHART (FIGURE 7)
RESET PULSE
FROM FIGURE 9b
BUS MASTER Tx ROM
FUNCTION COMMAND
OD
RESET PULSE?
Y
DS1972 Tx
PRESENCE PULSE
N
OD = 0
33h
55h
F0h
CCh
READ ROM
N
MATCH ROM
N
SEARCH ROM
N
SKIP ROM
N
COMMAND?
Y
RC = 0
COMMAND?
Y
RC = 0
COMMAND?
Y
RC = 0
COMMAND?
Y
RC = 0
TO FIGURE 9b
DS1972 Tx
DS1972 Tx BIT 0
FAMILY CODE
(1 BYTE)
MASTER Tx BIT 0
DS1972 Tx BIT 0
MASTER Tx BIT 0
DS1972 Tx
SERIAL NUMBER
(6 BYTES)
BIT 0 MATCH?
Y
MASTER Tx BIT 1
BIT 1 MATCH?
Y
N
N
N
N
BIT 0 MATCH?
Y
DS1972 Tx BIT 1
DS1972 Tx BIT 1
MASTER Tx BIT 1
BIT 1 MATCH?
Y
DS1972 Tx BIT 63
DS1972 Tx
CRC BYTE
MASTER Tx BIT 63
DS1972 Tx BIT 63
MASTER Tx BIT 63
BIT 63 MATCH?
Y
RC = 1
N
N
BIT 63 MATCH?
Y
RC = 1
TO FIGURE 9b
FROM FIGURE 9b
TO MEMORY FUNCTIONS
FLOWCHART (FIGURE 7)
Figure 9a. ROM Functions Flowchart
14
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PDF描述 |
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| DS1971-F5+ | IBUTTON EEPROM 256KBIT F5 |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS1972-F5# | 功能描述:iButton RoHS:否 存储类型:SRAM 存储容量:512 B 组织: 工作电源电压:3 V to 5.25 V 接口类型:1-Wire 最大工作温度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封装 / 箱体:F5 MicroCan 制造商:Maxim Integrated |
| DS1972-F5+ | 功能描述:iButton 1024-Bit EEPROM iButton RoHS:否 存储类型:SRAM 存储容量:512 B 组织: 工作电源电压:3 V to 5.25 V 接口类型:1-Wire 最大工作温度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封装 / 箱体:F5 MicroCan 制造商:Maxim Integrated |
| DS1973 | 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:4-kbit EEPROM iButton |
| DS1973+F3 | 制造商:Maxim Integrated Products 功能描述:EEPROM SERL-1WIRE 4KBIT 16PAGES X 256 3.3V/5V F3 CA - Rail/Tube |
| DS1973+F5 | 制造商:Maxim Integrated Products 功能描述:IC MEMORY I BUTTON 1973 |
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