DS2784G+ Maxim Integrated Products, DS2784G+ Datasheet - Page 39

• Manufacturer Part Number: DS2784G+
• Description: IC FUEL GAUGE STND-ALONE 14-TDFN
• Manufacturer: Maxim Integrated Products

Specifications of DS2784G+

• Function: Fuel, Gas Gauge/Monitor
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 2.5 V ~ 4.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 14-TDFN
• Product: Fuel Gauges
• Operating Supply Voltage: 2.5 V to 4.6 V
• Supply Current: 85 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Charge Safety Timers: Yes
• Mounting Style: SMD/SMT
• Temperature Monitoring: Yes
• Uvlo Start Threshold: 2.4 V
• Uvlo Stop Threshold: 2.5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 11. Compute Next Secret Function Command
Figure 12. Copy Function Command
Figure 13. Clear/Lock Secret, Set/Clear Overdrive Function Commands
1-Wire
1-Wire
Reset
Reset
Presence
Presence
Pulse
Pulse
SKIP ROM
SKIP ROM
Cmd
Cmd
DS2784: 1-Cell Stand-Alone Fuel Gauge IC with Li+ Protector and SHA-1 Authentication
Overdrive Cmd
Secret Cmd
Copy
Cmd
Clear/Lock
Set/Clear
or
Time Slots
8 Write
Wait for EEPROM Copy Time
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t
EEC
EEPROM Programming
Wait for
t
EEC