参数资料
型号: DS28E04S-100+T
厂商: Maxim Integrated Products
文件页数: 36/37页
文件大小: 0K
描述: IC EEPROM 4KBIT 16SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
格式 - 存储器: EEPROMs - 串行
存储器类型: EEPROM
存储容量: 4K (256 x 16)
接口: 1 线 串行
工作温度: -40°C ~ 85°C
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC
包装: 带卷 (TR)
DS28E04-100: 4096-Bit 1-Wire Addressable EEPROM with PIO
PIO ACCESS PULSE EXAMPLE
Generate a pulse on PIO1. Both PIOs are pulled high to V CC by a resistor. POL = 1. V CC power is present.
With only a single DS28E04-100 connected to the bus master, the communication looks like this:
MASTER MODE
TX
RX
TX
TX
TX
TX
RX
RX
TX
RX
DATA (LSB FIRST)
(Reset)
(Presence)
CCh
A5h
FEh
01h
AAh
1111110Xb
(Reset)
(Presence)
COMMENTS
Reset pulse
Presence pulse
Issue “Skip ROM” command
Issue “PIO Access Pulse” command
Write PIO selection mask
Write inverted PIO selection mask
Read confirmation byte
Read PIO pin status 1)
Reset pulse
Presence pulse
1)
The "X" indicates the state of PIO0, which is not defined in this example.
PACKAGE INFORMATION
For the latest package outline information and land patterns (footprints), go to www.maxim-ic.com/packages .
Note that a “+”, “#”, or “-” in the package code indicates RoHS status only. Package drawings may show a different
suffix character, but the drawing pertains to the package regardless of RoHS status.
PACKAGE TYPE
16 SO
PACKAGE CODE
S16+1
OUTLINE NO.
21-0041
LAND PATTERN NO.
90-0097
36 of 37
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