TPS61280A_16 Datasheet, PDF (9/54 Pages) Texas Instruments – TPS6128xA Low-, Wide- Voltage Battery Front-End DC/DC Converter Single-Cell Li-Ion, Ni-Rich, Si-Anode Applications

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TPS61280A, TPS61281A, TPS61282A
SLVSCG9A – MAY 2014 – REVISED SEPTEMBER 2014
9.6 I²C Interface Timing Characteristics⁽¹⁾
PARAMETER
TEST CONDITIONS
Standard mode
Fast mode
Fast mode plus
f_(SCL)
SCL Clock Frequency
t_BUF
Bus Free Time Between a STOP and
START Condition
High-speed mode (write operation), C_B – 100 pF max
High-speed mode (read operation), C_B – 100 pF max
High-speed mode (write operation), C_B – 400 pF max
High-speed mode (read operation), C_B – 400 pF max
Standard mode
Fast mode
Fast mode plus
Standard mode
t_HD, t_STA
Hold Time (Repeated) START
Condition
Fast mode
Fast mode plus
High-speed mode
Standard mode
Fast mode
t_LOW
LOW Period of the SCL Clock
Fast mode plus
High-speed mode, C_B – 100 pF max
High-speed mode, C_B – 400 pF max
Standard mode
Fast mode
t_HIGH
HIGH Period of the SCL Clock
Fast mode plus
High-speed mode, C_B – 100 pF max
High-speed mode, C_B – 400 pF max
Standard mode
t_SU, t_STA
Setup Time for a Repeated START
Condition
Fast mode
Fast mode plus
High-speed mode
Standard mode
t_SU, t_DAT Data Setup Time
Fast mode
Fast mode plus
High-speed mode
Standard mode
Fast mode
t_HD, t_DAT Data Hold Time
Fast mode plus
High-speed mode, C_B – 100 pF max
High-speed mode, C_B – 400 pF max
Standard mode
Fast mode
t_RCL
Rise Time of SCL Signal
Fast mode plus
High-speed mode, C_B – 100 pF max
High-speed mode, C_B – 400 pF max
Standard mode
t_RCL1
Rise Time of SCL Signal After a Repeated
START Condition and After an
Acknowledge BIT
Fast mode
Fast mode plus
High-speed mode, C_B – 100 pF max
High-speed mode, C_B – 400 pF max
MIN
4.7
1.3
0.5
4
600
260
160
4.7
1.3
0.5
160
320
4
600
260
60
120
4.7
600
260
160
250
100
50
10
0
0
0
0
0
20 + 0.1 C_B
10
20
20 + 0.1 C_B
20 + 0.1 C_B
10
20
MAX
100
400
1
3.4
3.4
1.7
1.7
3.45
0.9
70
150
1000
300
120
40
80
1000
300
120
80
160
UNIT
kHz
kHz
MHz
MHz
MHz
MHz
MHz
μs
μs
μs
μs
ns
ns
ns
μs
μs
μs
ns
ns
μs
ns
ns
ns
ns
μs
ns
ns
ns
ns
ns
ns
ns
μs
μs
μs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(1) Specified by design. Not tested in production.
Copyright © 2014, Texas Instruments Incorporated
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