DS1620 Ver la hoja de datos (PDF) - Maxim Integrated
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componentes Descripción
Fabricante
DS1620 Datasheet PDF : 12 Pages
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DS1620
DC ELECTRICAL CHARACTERISTICS (-55°C to +125°C; VDD=2.7V to 5.5V)
PARAMETER
SYMBOL CONDITION
MIN MAX UNITS NOTES
Thermometer Error
TERR
0°C to +70°C
±0.5
°C
2
3.0V ≤ VDD ≤ 5.5V
0°C to +70°C
±1.25
2.7V ≤ VDD < 3.0V
-55°C to +125°C
±2.0
Thermometer Resolution
12
Bits
Logic 0 Output
VOL
0.4
V
4
Logic 1 Output
VOH
2.4
V
5
Input Resistance
RI
RST to GND
1
MW
DQ, CLK to VDD
1
MW
Active Supply Current
ICC
0°C to +70°C
1
mA
6
Standby Supply Current
ISTBY
0°C to +70°C
1.5
µA
6
Input Current on Each
0.4 < VI/O < 0.9 x VDD -10
+10
µA
Pin
Thermal Drift
±0.2
°C
7
SINGLE CONVERT TIMING DIAGRAM (STAND-ALONE MODE)
CONV
tCNV
AC ELECTRICAL CHARACTERISTICS (-55°C to +125°C; VDD=2.7V to 5.5V)
PARAMETERS
SYMBOL MIN TYP MAX UNITS NOTES
Temperature Conversion Time
TTC
750
ms
Data to CLK Setup
tDC
35
ns
8
CLK to Data Hold
tCDH
40
ns
8
CLK to Data Delay
tCDD
150
ns 8, 9, 10
CLK Low Time
tCL
285
ns
8
CLK High Time
tCH
285
ns
8
CLK Frequency
fCLK
DC
1.75
MHz
8
CLK Rise and Fall
tR, tF
500
ns
RST to CLK Setup
tCC
100
ns
8
CLK to RST Hold
tCCH
40
ns
8
RST Inactive Time
tCWH
125
ns
8, 11
CLK High to I/O High-Z
tCDZ
50
ns
8
RST Low to I/O High-Z
tRDZ
50
ns
8
Convert Pulse Width
tCNV
250 ns
500 ms
12
11 of 12
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