ISL6295CVZ Intersil, ISL6295CVZ Datasheet - Page 18

• Manufacturer Part Number: ISL6295CVZ
• Description: IC FUEL GAUGE LOW VOLTAGE8-TSSOP
• Manufacturer: Intersil

Specifications of ISL6295CVZ

• Function: Fuel, Gas Gauge/Monitor
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 2.8 V ~ 7 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP
• Battery Management Function: Fuel Gauge
• Supply Voltage Range: 2.8V To 7V
• Interface Type: 2-Wire, Serial, I2C
• Battery Ic Case Style: TSSOP
• No. Of Pins: 8
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Enable
Resolution A/D Resolution selection: These 3 bits control
Reference A/D Reference selection: Selects the reference
A/D CONTROL REGISTERS
The eight A/D control registers are defined as follows:
The eight A/D control registers contain the following bits:
ADc0
ADc1
ADc2
ADc3
ADc4
ADc5
ADc6
ADc7
A/D Reg
Enable
7
Reserved
GPADctrl
OFFSctrl
6
AUXctrl
NAME
A/D Measurement enable: Setting this bit
enables the A/D measurements defined by bits
0-6.
the magnitude resolution of the A/D
measurement performed for the corresponding
A/D result register as follows:
voltage used for the pending A/D conversion.
conversion)
VPctrl
Etctrl
Resolution
Itctrl
0 = 170mV reference (for differential conversion)
1 = 340mV reference (for single-ended
Ictrl
RESOLUTION
5
0
1
2
3
4
5
6
7
Current measurement control
Internal temperature
measurement control
External temperature
measurement control
Pack voltage measurement
control
control
Offset measurement control
Auxiliary measurement control
GPAD voltage measurement
4
18
Reference
FUNCTION
8-bit conversion
9-bit conversion
10-bit conversion
11-bit conversion
12-bit conversion
13-bit conversion
14-bit conversion
15-bit conversion
3
# BIT CONVERSION
2
Select
1
Addr
4Ah
4Eh
5Eh
42h
46h
52h
56h
5Ah
0
ISL6295
Select
In order for the A/D control registers to function according to
their names, their select fields should be programmed as
follows:
A/D RESULT REGISTERS
The eight 16-bit A/D result registers are defined as follows:
ADr0
ADr1
ADr2
ADr3
ADr4 Reserved
ADr5
ADr6
ADr7
REG
Sign
A/D
15
A/D REG. #
ADc0
ADc1
ADc2
ADc3
ADc4
ADc5
ADc6
ADc7
14 13 12 11 10 9
GPADres GPAD Voltage measurement result
OFFSres Offset measurement result
AUXres
NAME
VPres
ETres
ITres
Ires
A/D Input selection: Selects the analog
multiplexer input for the pending A/D conversion
as follows:
Select = 0: Current (SR pin voltage)
Select = 1: Internal temperature sensor
Select = 2: External temperature sensor (NTC
Select = 3: Pack Voltage
Select = 4: Reserved
Select = 5: GPAD Voltage
Select = 6: Offset voltage
Select = 7: Offset voltage
Current measurement result
Internal temperature measurement
result
External temperature measurement
result
Pack voltage measurement result
Auxiliary measurement result
pin voltage)
GPADctrl
OFFSctrl
AUXctrl
NAME
VPctrl
Etctrl
Rsvd
Itctrl
Ictrl
Magnitude
FUNCTION
8
7
6
5
SELECT VALUE
4
3
February 8, 2011
0
1
3
6
X
2
5
2
FN9074.2
ADDR
4Ch
5Ch
1 0
40h
44h
48h
54h
58h