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參數(shù)資料
| 型號： | DS1825U |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 模擬信號調(diào)理 |
| 英文描述： | Programmable Resolution 1-Wire Digital Thermometer With 4-Bit ID |
| 中文描述： | SPECIALTY ANALOG CIRCUIT, PDSO8 |
| 封裝： | MICRO SOP-8 |
| 文件頁數(shù)： | 3/21頁 |
| 文件大?。?/td> | 298K |
| 代理商： | DS1825U |
DS1825 Programmable Resolution 1-Wire Digital Thermometer With 4-Bit ID
AC ELECTRICAL CHARACTERISTICS: NV MEMORY
3 of 21
(-55°C to +100°C; V
DD
= 3.0V to 3.7V)
CONDITION
MIN
TYP
-55°C to +55°C
50k
-55°C to +55°C
10
PARAMETER
NV Write Cycle Time
EEPROM Writes
EEPROM Data Retention
SYMBOL
t
wr
N
EEWR
t
EEDR
MAX
10
UNITS
ms
writes
years
2
AC ELECTRICAL CHARACTERISTICS
(-55°C to +125°C; V
DD
= 3.0V to 3.7V)
PARAMETER
SYMBOL
CONDITION
9-bit resolution
10-bit resolution
11-bit resolution
Time
12-bit resolution
Start Convert T
Command Issued
Time Slot
t
SLOT
Recovery Time
t
REC
Write 0 Low Time
t
LOW0
Write 1 Low Time
t
LOW1
Read Data Valid
t
RDV
Reset Time High
t
RSTH
Reset Time Low
t
RSTL
Presence Detect High
t
PDHIGH
Presence Detect Low
t
PDLOW
Capacitance: DQ
C
IN/OUT
Capacitance: AD0-AD3
C
IN_AD
NOTES:
1.
Refer to timing diagrams in Figure 18.
2.
Under parasite power, if t
RSTL
> 960 s, a power on reset may occur.
Table 1. DETAILED PIN DESCRIPTIONS
PIN
SYMBOL
DESCRIPTION
4
GND
Ground.
2
DQ
provides power to the device when used in parasite power mode
(see
Parasite Power
section.)
1
V
DD
power mode.
5
AD0
Location Address Input Pin LSB
6
AD1
Location Address Input Pin
7
AD2
Location Address Input Pin
8
AD3
Location Address Input Pin MSB
3
N.C.
No Connection
MIN
TYP
MAX
93.75
187.5
375
750
10
UNITS
ms
ms
ms
ms
μ
s
NOTES
1
1
1
1
Temperature Conversion
t
CONV
Time to Strong Pullup On
t
SPON
60
1
60
1
480
480
15
60
120
120
15
15
60
240
25
50
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
pF
pF
1
1
1
1
1
1
1, 2
1
1
Data Input/Output pin.
Open-drain 1-Wire interface pin. Also
Optional V
DD
pin.
V
DD
must be grounded for operation in parasite
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| DS1825U/T&R | 制造商:Maxim Integrated Products 功能描述:1-W PROGRAMMABLE DGT THERM 8P USOP - Tape and Reel |
| DS1825U/T&R | 功能描述:板上安裝溫度傳感器 RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor |
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| DS1825U+ | 功能描述:板上安裝溫度傳感器 Prog Resolution 1-Wire w/4-Bit ID RoHS:否 制造商:Omron Electronics 輸出類型:Digital 配置: 準(zhǔn)確性:+/- 1.5 C, +/- 3 C 溫度閾值: 數(shù)字輸出 - 總線接口:2-Wire, I2C, SMBus 電源電壓-最大:5.5 V 電源電壓-最小:4.5 V 最大工作溫度:+ 50 C 最小工作溫度:0 C 關(guān)閉: 安裝風(fēng)格: 封裝 / 箱體: 設(shè)備功能:Temperature and Humidity Sensor |
| DS1825U+ | 制造商:Maxim Integrated Products 功能描述:IC THERMOMETER 12BIT ?0.5 ?SOP-8 制造商:Maxim Integrated Products 功能描述:IC, THERMOMETER, 12BIT, 0.5C, ?SOP-8 |
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