DS2790G+T&R Maxim Integrated Products, DS2790G+T&R Datasheet - Page 8

• Manufacturer Part Number: DS2790G+T&R
• Description: IC FUEL GAUGE BATT 28-TDFN
• Manufacturer: Maxim Integrated Products

Specifications of DS2790G+T&R

• Function: Fuel, Gas Gauge/Monitor
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TDFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FUNCTIONAL DIAGRAM
SNS1
SNS2
VDD
VDD
VSS
PLS
CC
DC
CP
TTCK0:1
P0.3
FET DRIVERS
OSCILLATOR
PROTECTOR
WATCHDOG
LITHIUM ION
PRECISION
COUNTER
CONTROL
ANALOG
TIMER/
SENSE
CHARGE
TIMER
CLK DIV
PUMP
FET
&
VDD_INT
VSS_INT
P0.1/TMS
P0.4/TDO
P0.3/TCK
P0.0/TDI
WDI
CCI,
TCI
BEI
CONTROLLER
INSTRUCTION
OSCILLATOR
AND DEBUG
CONTROL
INTERRUPT
16-BIT RISC
INTERFACE
BOOTLOAD
MAXQ20
(1MHz)
CORE
A/D
JTAG
BOI, VI,
CI, TI
SCI,
SDI,
SNDI
INT0,
INT1
TEMPERATURE
8 of 41
(VIN - AVSS)
VOLTAGE
ANALOG REGISTERS
REGISTER FILE
I
256 X 16 SRAM
BOOTLOADER
2
4K X 16 ROM
C INTERFACE
(PROGRAM)
(UTILITY)
EEPROM
EEPROM
BP[Offs]
4K X 16
64 X 16
(DATA)
(DATA)
AVG CURRENT
DP[0]
DP[1]
AND
CURRENT
(IS1 - IS2)
Rx
Tx
ADC / MUX
DRIVERS
ANALOG
FRONT
EEPROM
CHARGE
VREF
PORT
END
PUMP
PIN
P0.0/INT0/TDI
P0.1/INT1/TMS
P0.2/RST
P0.3/TCK
P0.4/TDO
P0.5
SDA
SCL
VIN
SNS1
IS1
IS2
SNS2
AVSS