DS2788E+ Maxim Integrated Products, DS2788E+ Datasheet - Page 30

• Manufacturer Part Number: DS2788E+
• Description: IC FUEL GAUGE W/DSP DRV 14TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of DS2788E+

• Function: Fuel, Gas Gauge/Monitor
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Product: Fuel Gauges
• Operating Supply Voltage: 2.5 V to 4.5 V
• Supply Current: 70 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

Stand-Alone Fuel-Gauge IC with
LED Display Drivers
Figure 27. 1-Wire Write- and Read-Time Slots
30
______________________________________________________________________________________
OVERDRIVE
STANDARD
MODE:
V
V
PULLUP
PULLUP
GND
GND
15μs
2μs
t
RD
LINE TYPE LEGEND:
MIN
BUS MASTER ACTIVE LOW
BOTH BUS MASTER AND
DS2788 ACTIVE LOW
15μs
MASTER SAMPLE WINDOW
1μs
DS2788 SAMPLE WINDOW
t
WRITE-0 SLOT
LOW0
READ-0 SLOT
TYP
t
t
SLOT
SLOT
30μs
3μs
MAX
t
t
REC
REC
> 1μs
> 1μs
DS2788 ACTIVE LOW
RESISTOR PULLUP
t
LOW
15μs
2μs
t
RD
MIN
15μs
WRITE-1 SLOT
MASTER SAMPLE WINDOW
1μs
READ-1 SLOT
DS2788 SAMPLE WINDOW
t
t
SLOT
SLOT
TYP
30μs
3μs
MAX