BQ40Z50 Datasheet, PDF (15/30 Pages) Texas Instruments – 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager

bq40z50
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SLUSBS8 – DECEMBER 2013
VOLTAGE REFERENCE 1
Typical values stated where T_A = 25°C and VCC = 14.4 V, Min/Max values stated where T_A = –40°C to 85°C and VCC =
2.2 V to 26 V (unless otherwise noted)
V_REF1
PARAMETER
Internal reference
voltage
V_REF1(DRIFT)
Internal reference
voltage drift
TEST CONDITION
T_A = 25°C, after trim
T_A = 0°C to 60°C, after trim
T_A = –40°C to 85°C, after trim
MIN
TYP
MAX
UNIT
1.21
1.215
1.22
V
±50
PPM/°C
±80
VOLTAGE REFERENCE 2
Typical values stated where T_A = 25°C and VCC = 14.4 V, Min/Max values stated where T_A = –40°C to 85°C and VCC =
2.2 V to 26 V (unless otherwise noted)
V_REF2
PARAMETER
Internal reference
voltage
V_REF2(DRIFT)
Internal reference
voltage drift
TEST CONDITION
T_A = 25°C, after trim
T_A = 0°C to 60°C, after trim
T_A = –40°C to 85°C, after trim
MIN
TYP
MAX
UNIT
1.22
1.225
1.23
V
±50
PPM/°C
±80
INSTRUCTION FLASH
Typical values stated where T_A = 25°C and VCC = 14.4 V, Min/Max values stated where T_A = –40°C to 85°C and VCC =
2.2 V to 26 V (unless otherwise noted)
PARAMETER
Data retention
Flash programming
write cycles
t_PROGWORD
Word programming
time
t_MASSERASE
t_PAGEERASE
I_FLASHREAD
I_FLASHWRITE
I_FLASHERASE
Mass-erase time
Page-erase time
Flash-read current
Flash-write current
Flash-erase current
TEST CONDITION
T_A = –40°C to 85°C
T_A = –40°C to 85°C
T_A = –40°C to 85°C
T_A = –40°C to 85°C
T_A = –40°C to 85°C
T_A = –40°C to 85°C
MIN
TYP
10
1000
MAX
40
40
40
2
5
15
UNIT
Years
Cycles
µs
ms
ms
mA
mA
mA
DATA FLASH
Typical values stated where T_A = 25°C and VCC = 14.4 V, Min/Max values stated where T_A = –40°C to 85°C and VCC =
2.2 V to 26 V (unless otherwise noted)
PARAMETER
Data retention
Flash programming
write cycles
t_PROGWORD
Word programming
time
t_MASSERASE
t_PAGEERASE
I_FLASHREAD
I_FLASHWRITE
I_FLASHERASE
Mass-erase time
Page-erase time
Flash-read current
Flash-write current
Flash-erase current
TEST CONDITION
T_A = –40°C to 85°C
T_A = –40°C to 85°C
T_A = –40°C to 85°C
T_A = –40°C to 85°C
T_A = –40°C to 85°C
T_A = –40°C to 85°C
MIN
TYP
10
20000
MAX
40
40
40
1
5
15
UNIT
Years
Cycles
µs
ms
ms
mA
mA
mA
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