BQ20Z80DBTR datasheet(6/22 Pages) TI

Part #	BQ20Z80DBTR

Description	SBS 1.1-COMPLIANT GAS GAUGE ENABLED WITH IMPEDANCE TRACK??TECHNOLOGY FOR USE WITH THE bq29312A

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Manufacturer	TI [Texas Instruments]

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DATA FLASH MEMORY CHARACTERISTICS

REGISTER BACKUP

bq20z80

bq20z80A

SLUS782 – JULY 2007

VDD = 3 V to 3.6 V, TA = –40°C to 85°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tDR

Data retention

See (1)

10

Years

Flash programming write-cycles

See (1)

20,000

Cycles

t(WORDPROG) Word programming time

See (1)

2

ms

I(DDPROG)

Flash-write supply current

See (1)

8

15

mA

(1)

Specified by design. Not production tested

VDD = 3 V to 3.6 V, TA = –40°C to 85°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

I(RBI)

RBI data-retention input current

V(RBI) > 3 V, VDD < VIT

10

100

nA

V(RBI)

RBI data-retention voltage(1)

1.3

V

(1)

Specified by design. Not production tested.

6

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