DS18B20+ Dallas Semiconductor, DS18B20+ Datasheet - Page 4

• Manufacturer Part Number: DS18B20+
• Description: Thermometer; Digital, -55 to 125 C Range, 9-12 Bit Resolution, 1-Wire Out, TO-92
• Manufacturer: Dallas Semiconductor

Specifications of DS18B20+

• Body Style: TO-92
• Brand/series: DS18B20
• Function: Thermostat
• Output: Current
• Primary Type: Thermostat
• Range, Measurement: 125 °C
• Termination: Solder
• Voltage, Supply: 5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

AC ELECTRICAL CHARACTERISTICS—NV MEMORY
AC ELECTRICAL CHARACTERISTICS
Figure 17. Typical Performance Curve
NV Write Cycle Time
EEPROM Writes
EEPROM Data Retention
Temperature Conversion
Time
Time to Strong Pullup On
Time Slot
Recovery Time
Write 0 Low Time
Write 1 Low Time
Read Data Valid
Reset Time High
Reset Time Low
Presence-Detect High
Presence-Detect Low
Capacitance
PARAMETER
PARAMETER
-0.1
-0.2
-0.3
-0.4
-0.5
0.5
0.4
0.3
0.2
0.1
0
0
SYMBOL
SYMBOL
C
t
t
Mean Error
N
t
PDHIGH
t
t
PDLOW
t
t
t
t
t
t
CONV
t
IN/OUT
LOW0
LOW1
SPON
RSTH
SLOT
RSTL
RDV
EEDR
REC
t
EEWR
WR
10
9-bit resolution
10-bit resolution
11-bit resolution
12-bit resolution
Start Convert T
Command Issued
CONDITIONS
-55°C to +55°C
-55°C to +55°C
DS18B20 Typical Error Curve
20
CONDITIONS
20 of 22
Temperature (°C)
30
(-55°C to +125°C; V
(-55°C to +100°C; V
40
+3s Error
MIN TYP MAX UNITS
480
480
60
60
15
60
1
1
MIN
50k
10
50
TYP
-3s Error
60
2
93.75
187.5
375
750
120
120
240
10
15
15
60
25
DD
DD
MAX
= 3.0V to 5.5V)
70
= 3.0V to 5.5V)
10
ms
pF
μs
μs
μs
μs
μs
μs
μs
μs
μs
μs
UNITS
NOTES
writes
years
DS18B20
ms
1,2
1
1
1
1
1
1
1
1
1