BQ27741-G1_14 Datasheet, PDF (10/39 Pages) Texas Instruments – Single Cell Li-Ion Battery Fuel Gauge with Integrated Protection

bq27741-G1
SLUSBF2 – JULY 2013
www.ti.com
I²C-Compatible Interface Timing Characteristics
T_A = –40°C to 85°C, 2.4 V < V_REG25 < 2.6 V; typical values at T_A = 25°C and V_REG25 = 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 or SDA rise time
SCL or SDA fall time
SCL pulse width (high)
SCL pulse width (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
t_SU(STA)
t_w(H)
t_w(L)
t_f
t_r
t_(BUF)
SCL
SDA
t_d(STA)
t_f
t_r
t_h(DAT)
t_su(DAT)
t_su(STOP)
REPEATED
START
STOP
START
Figure 1. I²C-Compatible Interface Timing Diagrams
10
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