BQ27350 Datasheet, PDF (6/33 Pages) Texas Instruments – Single Cell Li-Ion Battery Manager With Impedance Track Fuel Gauge Technology

bq27350
Single Cell Li-Ion Battery Manager
With Impedance Track Fuel Gauge Technology
SLUS754 – MARCH 2007
www.ti.com
I²C-COMPATIBLE INTERFACE TIMING CHARACTERISTICS (continued)
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_w(L)
SCL pulse width (low)
4.7
t_su(STA)
Setup for repeated start
4.7
t_d(STA)
Start to first falling edge of SCL
4
t_su(DAT)
Data setup time
250
Receive mode
0
t_h(DAT)
Data hold time
Transmit mode
300
t_su(STOP)
t_(BUF)
f_(SCL)
t_(BUSERR)
Setup time for stop
Bus free time between stop and start
Clock frequency
Bus error timeout
4
4.7
100
17.3
21.2
UNIT
µs
µs
µs
ns
ns
µs
µs
kHz
s
Figure 3-1. I²C-Compatible Interface Timing Diagrams
6
ELECTRICAL SPECIFICATIONS
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