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BQ20Z65-R1 数据表(PDF) 11 Page - Texas Instruments

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部件名 BQ20Z65-R1
功能描述  SBS 1.1-COMPLIANT GAS GAUGE AND PROTECTION ENABLED WITH IMPEDANCE TRACK?
PDF  23 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

BQ20Z65-R1 数据表(HTML) 11 Page - Texas Instruments

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1.76
1.77
1.78
1.79
1.8
1.81
-40
-20
0
20
40
60
80
T -Free-AirTemperature-°C
A
POWERONRESETBEHAVIOR
FREE-AIRTEMPERATURE
VS
bq20z65-R1
www.ti.com
SLUS990 – DECEMBER 2009
POWER-ON RESET
Over operating free-air temperature range (unless otherwise noted), TA = –40°C to 85°C, V(REG25) = 2.41 V to 2.59 V,
V(BAT) = 14 V, C(REG25) = 1 µF, C(REG33) = 2.2 µF; typical values at TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIT-
Negative-going voltage input
1.7
1.8
1.9
V
VHYS
Power-on reset hysteresis
5
125
200
mV
active low time after power up or watchdog
tRST
RESET active low time
100
250
560
µs
reset
DATA FLASH CHARACTERISTICS OVER RECOMMENDED OPERATING TEMPERATURE AND
SUPPLY VOLTAGE
Typical values at TA = 25°C and V(REG25) = 2.5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Data retention
10
Years
Flash programming write-cycles
20k
Cycles
t(ROWPROG)
Row programming time
See (1)
2
ms
t(MASSERASE) Mass-erase time
200
ms
t(PAGEERASE) Page-erase time
20
ms
I(DDPROG)
Flash-write supply current
5
10
mA
I(DDERASE)
Flash-erase supply current
5
10
mA
RAM/REGISTER BACKUP
V(RBI) > V(RBI)MIN , VREG25 < VIT–, TA = 85°C
1000
2500
I(RB)
RB data-retention input current
nA
V(RBI) > V(RBI)MIN , VREG25 < VIT–, TA = 25°C
90
220
V(RB)
RB data-retention input voltage(1)
1.7
V
(1)
Specified by design. Not production tested.
SMBus TIMING CHARACTERISTICS
TA = –40°C to 85°C Typical Values at TA = 25°C and VREG25 = 2.5 V (Unless Otherwise Noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
f(SMB)
SMBus operating frequency
Slave mode, SMBC 50% duty cycle
10
100
kHz
Copyright © 2009, Texas Instruments Incorporated
Submit Documentation Feedback
11
Product Folder Link(s): bq20z65-R1



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