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| TDA3MV Datasheet, PDF (141/256 Pages) Texas Instruments – TDA3x SoC for Advanced Driver Assistance Systems (ADAS) 15mm Package (ABF) Silicon Revision 2.0 | |||
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TDA3MV, TDA3MA
TDA3LX, TDA3LA
SPRS964C â JUNE 2016 â REVISED JULY 2017
I2Ci_SDA
I2Ci_SCL
11
8
4
10
6
5
1
3
12
7
3
2
9
14
13
Stop
Start
Repeated
Start
Figure 7-20. I2C Receive Timing
Stop
SPRS91v_I2C_01
Table 7-16 and Figure 7-21 assume testing over the recommended operating conditions and electrical
characteristic conditions below.
Table 7-16. Switching Characteristics Over Recommended Operating Conditions for I2C Output Timings(2)
NO. PARAMETER
DESCRIPTION
16 t c(SCL)
17 t su(SCLH-SDAL)
18 t h(SDAL-SCLL)
19 t w(SCLL)
20 t w(SCLH)
21 t su(SDAV-SCLH)
22 t h(SCLL-SDAV)
23 t w(SDAH)
24 t r(SDA)
Cycle time, SCL
Setup time, SCL high before SDA low (for a
repeated START condition)
Hold time, SCL low after SDA low (for a
START and a repeated START condition)
Pulse duration, SCL low
Pulse duration, SCL high
Setup time, SDA valid before SCL high
Hold time, SDA valid after SCL low (for I2C
bus devices)
Pulse duration, SDA high between STOP and
START conditions
Rise time, SDA
STANDARD MODE
MIN
MAX
10
4.7
4
4.7
4
250
0
3.45
4.7
1000
FAST MODE
MIN
MAX
2.5
0.6
0.6
1.3
0.6
100
0
0.9
1.3
20 + 0.1C b
(1)
300
UNIT
µs
µs
µs
µs
µs
ns
µs
µs
ns
25 t r(SCL)
Rise time, SCL
1000
20 + 0.1C b
(1)
300
ns
26 t f(SDA)
Fall time, SDA
300
20 + 0.1C b
(1)
300
ns
27 t f(SCL)
Fall time, SCL
300
20 + 0.1C b
(1)
300
ns
28 t su(SCLH-SDAH)
Setup time, SCL high before SDA high (for
STOP condition)
4
0.6
µs
29 C p
Capacitance for each I2C pin
10
10
pF
Copyright © 2016â2017, Texas Instruments Incorporated
Timing Requirements and Switching Characteristics 141
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