Texas Instruments BQ27505EVM - BQ27505 System-Side, Single-Cell Impedance Track??? Technology Evaluation Module BQ27505E BQ27505EVM Datenbogen
Produktcode
BQ27505EVM
Not Recommended for New Designs
SLUS884 – FEBRUARY 2009
www.ti.com
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
during storage or handling to prevent electrostatic damage to the MOS gates.
1
INTRODUCTION
.........................................
4.3
MANUFACTURER INFORMATION BLOCKS
......
1.1
FEATURES
..........................................
4.4
ACCESS MODES
..................................
1.2
APPLICATIONS
......................................
4.5
SEALING/UNSEALING DATA FLASH
.............
1.3
DESCRIPTION
.......................................
4.6
DATA FLASH SUMMARY
..........................
2
DEVICE INFORMATION
................................
5
FUNCTIONAL DESCRIPTION
........................
2.1
AVAILABLE OPTIONS
...............................
5.1
FUEL GAUGING
...................................
2.2
DISSIPATION RATINGS
............................
5.2
IMPEDANCE TRACK™ VARIABLES
..............
5.3
DETAILED PIN DESCRIPTION
....................
2.3
PIN ASSIGNMENT
..................................
3
ELECTRICAL SPECIFICATIONS
.....................
5.4
TEMPERATURE MEASUREMENT
................
5.5
OVERTEMPERATURE INDICATION
..............
3.1
ABSOLUTE MAXIMUM RATINGS
..................
5.6
CHARGING AND CHARGE-TERMINATION
3.2
RECOMMENDED OPERATING CONDITIONS
.....
INDICATION
........................................
3.3
POWER-ON RESET
.................................
5.7
POWER MODES
...................................
3.4
INTERNAL TEMPERATURE SENSOR
5.8
POWER CONTROL
................................
CHARACTERISTICS
................................
5.9
AUTOCALIBRATION
...............................
3.5
HIGH-FREQUENCY OSCILLATOR
.................
6
APPLICATION-SPECIFIC INFORMATION
.........
3.6
LOW-FREQUENCY OSCILLATOR
..................
6.1
BATTERY PROFILE STORAGE AND SELECTION
3.7
INTEGRATING ADC (COULOMB COUNTER)
......................................................
6.2
APPLICATION-SPECIFIC FLOW AND CONTROL
CHARACTERISTICS
................................
3.8
ADC (TEMPERATURE AND CELL
......................................................
MEASUREMENT) CHARACTERISTICS
............
7
COMMUNICATIONS
3.9
DATA FLASH MEMORY CHARACTERISTICS
.....
7.1
I
2
C INTERFACE
3.10
I
2
C-COMPATIBLE INTERFACE COMMUNICATION
7.2
I
2
C Time Out
TIMING CHARACTERISTICS
.......................
7.3
I
2
C Command Waiting time
4
GENERAL DESCRIPTION
.............................
7.4
PACKAGE INFORMATION
4.1
DATA COMMANDS
................................
8
REFERENCE SCHEMATICS
4.2
DATA FLASH INTERFACE
........................
8.1
SCHEMATIC
2
Contents
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