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参数资料
| 型号： | DS28EA00U+T&R |
| 厂商： | Maxim Integrated |
| 文件页数： | 2/29页 |
| 文件大小： | 328K |
| 描述： | IC THERMOMETER 1-WIRE 8-USOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 3,000 |
| 功能： | 温度计，恒温计 |
| 传感器类型： | 内部 |
| 感应温度： | -40°C ~ 85°C |
| 精确度： | ±0.5°C（最小值） |
| 拓扑： | 寄存器库，变签式暂存器 |
| 输出类型： | 数字 |
| 输出警报： | 是 |
| 输出风扇： | 无 |
| 电源电压： | 3 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-TSSOP，8-MSOP（0.118"，3.00mm 宽） |
| 供应商设备封装： | 8-uMAX |
| 包装： | 带卷 (TR) |
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1-Wire Digital Thermometer with
Sequence Detect and PIO
DS28EA00
2
Maxim Integrated
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
(T
A
= -40癈 to +85癈.) (Note 1)
Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
IO Voltage Range to GND........................................-0.5V to +6V
IO Sink Current....................................................................20mA
Maximum PIOA or PIOB Pin Current...................................20mA
Maximum Current Through GND Pin ..................................40mA
Operating Temperature Range ...........................-40癈 to +85癈
Junction Temperature......................................................+150癈
Storage Temperature Range.............................-55癈 to +125癈
Soldering Temperature...........................Refer to the IPC/JEDEC
J-STD-020 Specification.
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
POWER SUPPLY
Supply Voltage
V
DD
(Note 2)
3.0
5.5
V
Supply Current (Note 3)
I
DD
V
DD
= +5.5V
1.5
mA
Standby Current
I
DDS
V
DD
= +5.5V
1.5
糀
IO PIN: GENERAL DATA
Local power
3.0
V
DD
1-Wire Pullup Voltage (Note 2)
V
PUP
Parasite power
3.0
5.5
V
1-Wire Pullup Resistance
R
PUP
(Notes 2, 4)
0.3
2.2
k
Input Capacitance
C
IO
(Notes 3, 5)
1000
pF
Input Load Current
I
L
IO pin at V
PUP
0.1
1.5
糀
High-to-Low Switching Threshold
V
TL
(Notes 3, 6, 7)
0.46
V
PUP
-
1.9V
V
Parasite powered
0.5
Input Low Voltage (Notes 2, 8)
V
IL
V
DD
powered (Note 3)
0.7
V
Low-to-High Switching Threshold
(Notes 3, 6, 9)
V
TH
Parasite power
1.0
V
PUP
-
1.1V
V
Switching Hysteresis
(Notes 3, 6, 10)
V
HY
Parasite power
0.21
1.7
V
Output Low Voltage (Note 11)
V
OL
At 4mA
0.4
V
Standard speed, R
PUP
= 2.2k
5
Overdrive speed, R
PUP
= 2.2k
2
Recovery Time
(Notes 2, 12)
t
REC
Overdrive speed, directly prior to reset
pulse; R
PUP
= 2.2k
5
約
Standard speed
0.5
5.0
Rising-Edge Hold-Off Time
(Notes 3, 13)
t
REH
Overdrive speed
Not applicable (0)
約
Standard speed
65
Time-Slot Duration
(Notes 2, 14)
t
SLOT
Overdrive speed
8
約
IO PIN: 1-Wire RESET, PRESENCE-DETECT CYCLE
Standard speed
480
640
Reset Low Time (Note 2)
t
RSTL
Overdrive speed
48
80
約
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| DS28EC20 | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:DS28EC20_1203 |
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| DS28EC20+ | 功能描述:电可擦除可编程只读存储器 20Kb 1-Wire 电可擦除可编程只读存储器 RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 |
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