DS2777G+ Maxim Integrated Products, DS2777G+ Datasheet - Page 42

• Manufacturer Part Number: DS2777G+
• Description: IC FUEL GAUGE LI+ 2CELL 14-TDFN
• Manufacturer: Maxim Integrated Products

Specifications of DS2777G+

• Function: Fuel, Gas Gauge/Monitor
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 4 V ~ 9.2 V
• Operating Temperature: -20°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 14-TDFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with
Protector and Optional SHA-1 Authentication
Figure 30. 1-Wire Write and Read Time Slots
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OVERDRIVE
OVERDRIVE
STANDARD
STANDARD
MODE:
MODE:
V
V
PULLUP
PULLUP
GND
GND
15μs
15μs
t
2μs
2μs
RDV
LINE TYPE LEGEND:
MIN
15μs
1μs
WRITE-ZERO SLOT
DEVICE SAMPLE WINDOW
BUS MASTER ACTIVE LOW
BOTH BUS MASTER AND
SLAVE ACTIVE LOW
READ-ZERO SLOT
MASTER SAMPLE WINDOW
t
LOW0
TYP
t
t
SLOT
SLOT
30μs
3μs
t
REC
MAX
t
REC
> 1μs
> 1μs
t
LOW1
15μs
15μs
t
2μs
2μs
RDV
SLAVE ACTIVE LOW
RESISTOR PULLUP
MIN
15μs
1μs
DEVICE SAMPLE WINDOW
WRITE-ONE SLOT
MASTER SAMPLE WINDOW
READ-ONE SLOT
TYP
t
t
SLOT
SLOT
30μs
3μs
MAX