BQ27520-G2 Datasheet, PDF (8/47 Pages) Texas Instruments – System-Side Impedance Track™ Fuel Gauge With Integrated LDO

bq27520-G2
SLUSAB7A – MARCH 2011 – REVISED AUGUST 2011
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3.10 DATA FLASH MEMORY CHARACTERISTICS
T_A = –40°C to 85°C, 2.4 V < V_CC < 2.6 V; typical values at T_A = 25°C and V_CC = 2.5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP MAX
t_DR
Data retention⁽¹⁾
Flash-programming write cycles⁽¹⁾
10
20,000
t_WORDPROG
I_CCPROG
t_DFERASE
t_IFERASE
t_PGERASE
Word programming time⁽¹⁾
Flash-write supply current⁽¹⁾
Data flash master erase time⁽¹⁾
Instruction flash master erase time⁽¹⁾
Flash page erase time⁽¹⁾
2
5
10
200
200
20
(1) Specified by design. Not production tested
UNIT
Years
Cycles
ms
mA
ms
ms
ms
3.11 I²C-COMPATIBLE INTERFACE COMMUNICATION TIMING CHARACTERISTICS
T_A = –40°C to 85°C, 2.4 V < V_CC < 2.6 V; typical values at T_A = 25°C and V_CC = 2.5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP MAX
t_r
t_f
t_w(H)
t_w(L)
t_su(STA)
t_d(STA)
t_su(DAT)
t_h(DAT)
t_su(STOP)
t_(BUF)
f_SCL
SCL/SDA rise time
SCL/SDA fall time
SCL pulse duration (high)
SCL pulse duration (low)
Setup for repeated start
Start to first falling edge of SCL
Data setup time
Data hold time
Setup time for stop
Bus free time between stop and start
Clock frequency
300
300
600
1.3
600
600
100
0
600
66
400
UNIT
ns
ns
ns
μs
ns
ns
ns
ns
ns
μs
kHz
Figure 3-1. I²C-Compatible Interface Timing Diagrams
8
ELECTRICAL SPECIFICATIONS
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