Voltage measurement table
Measuring voltage with 1-wire devices:
Device | Name | Voltage range |
Resolution | Response rate |
Datasheet |
Other properties |
OWFS support? |
Notes |
DS2450 Quad Voltage |
A,B,C,D | 0 - 5.12(V) | 20 mV |
~4ms | DS2450 | voltage ports can act as PIO |
Full |
Deprecated |
DS2450 Quad Voltage |
A,B,C,D | 0 - 2.56 (V) |
10 mV |
~4ms | DS2450 | voltage ports can act as PIO | Full |
Deprecated |
DS2436 Battery ID/Monitor | Voltage | 2.4 - 10.24 (V) | 10 mV |
~10ms | DS2436 |
temperature, cycles |
Full |
Uses voltage for power as well |
DS2437 Smart Battery Monitor |
VAD |
0 - 10.24 (V) |
10 mV | ~2ms | DS2437 | temperature, clock, current accumulator |
Full | Strongly deprecated |
DS2437 Smart Battery Monitor | Vsens | ±150 (mV) |
1mV | 31ms | DS2437 | temperature, clock, current accumulator | Full | Strongly deprecated |
DS2438 Smart Battery Monitor | VAD | 1.5 - 10.23 (V) | 10mV | ~10ms | DS2438 | temperature, current, clock | Full | Used for many devices |
DS2438 Smart Battery Monitor | VDD | 2.4 - 10.23 (V) |
10mV | ~10ms | DS2438 | temperature, current, clock | Full | Used for many devices |
DS2438 Smart Battery Monitor |
Vsens |
±250 (mV) |
0.2441mV |
~28ms |
DS2438 |
temperature, current, clock |
Full |
Used for many devices |
DS2740U High-Precision Columb Counter |
Vsens | ±51.2 (mV) | 1.56uV | 3.5s |
DS2740 |
accumulation | Full |
|
DS2740BU High-Precision Columb Counter | Vsens | ±51.2 (mV) |
6.25uV | 0.9s | DS2740 | accumulation | Full | |
DS2751 Multichemistry Battery Fuel Gauge | Vin | 0 - 4.5 (V) |
4.88mV |
3.4ms |
DS2751 | temperature, accumulation, memory | Full |
|
DS2751 Multichemistry Battery Fuel Gauge | Vsens | ±64 (mV) | 15.625uV | 88ms | DS2751 | temperature, accumulation, memory |
Full |
|
DS2756 High-Accuracy Battery Fuel Gauge with Programmable Suspend Mode | Vsens | ±64 (mV) | 4uV |
88ms |
DS2756 |
temperature, accumulation, memory |
Full | |
DS2756 High-Accuracy Battery Fuel Gauge with Programmable Suspend Mode | Vin |
0 - 4.75 (V) |
4.88mV | 3.4ms | DS2756 | temperature, accumulation, memory | Full |
|
DS2761 High-Precision Li+ Battery Monitor | Vsens | ±64 (mV) |
15.625uV |
88ms | DS2761 | temperature, accumulation, memory, PIO |
Full | Thermocouple design DS2761/2/3 |
DS2761 High-Precision Li+ Battery Monitor | Vin | 0 - 4.75 (V) | 4.88mV | 3.4ms | DS2761 | temperature, accumulation, memory, PIO |
Full | Thermocouple design DS2761/2/3 |
DS2770 Battery Monitor and Charge Controller | Vsens | ±51.2 (mV) | 1.56uV | 3.5s | DS2770 | temperature, accumulation, memory, timer |
Full | |
DS2770 Battery Monitor and Charge Controller | Vin | 0 - 4.992 (V) |
4.88mV | 55ms | DS2770 | temperature, accumulation, memory, timer |
Full | |
DS2780 Stand-Alone Fuel Gauge IC | Vsens | ±51.2 (mV) | 1.56uV | 3.5ms | DS2780 | temperature. accumulation, memory, timer |
Full | |
DS2780 Stand-Alone Fuel Gauge IC | Vin | 0 - 4.992 (V) | 4.88mV | 440ms | DS2780 | temperature. accumulation, memory, timer | Full | |
DS2781 1-Cell or 2-Cell Standalone Fuel Gauge IC | Vsens | ±51.2 (mV) | 1.56uV | 3.5ms | DS2781 | temperature. accumulation, memory, PIO | Full | |
DS2781 1-Cell or 2-Cell Standalone Fuel Gauge IC | Vin | 0 - 9.9902 (V) |
9.76mV |
440ms | DS2781 | temperature. accumulation, memory, PIO | Full |
|
T8A | T8A/volt.0-7 | 0-5(V) | 1.22mV | DS2406 | 8-channels voltage | Full | Deprecated DS2406-based (by Chase Shimmin) |
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