43.21 I2C Module Electrical Specifications

Table 43-29. I2C Module Host Mode Electrical Specifications
AC Characteristics Standard Operating Conditions: VDD = 1.9V to 3.6V (unless otherwise stated) Operating Temperature: -40°C ≤ TA ≤ +85°C for Industrial Temp -40°C ≤ TA ≤ +125°C for Extended Temp
Param. No. Symbol Characteristics Min. Max. Units Conditions
I2CM_1 TL0:SCL Host clock low time 100 kHz mode 4.7 — µs VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 1.12 — µs
1 MHz mode 0.5 — µs VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_3 THI:SCL Host clock high time 100 kHz mode 4.07 — µs VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 1.062 — µs
1 MHz mode 0.3 — µs VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_5 TF:SCL SDAx and SCLx fall time 100 kHz mode — 250 ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 20+(0.1*CLoad) 250 ns
1 MHz mode 20+(0.1*CLoad) 250 ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_7 TR:SCL SDAx and SCLx rise time 100 kHz mode — 1000 ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 20+(0.1*CLoad) 300 ns
1 MHz mode — 120 ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_9 TSU:DAT

Data input setup time

 100 kHz mode 104 — ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 104 — ns
1 MHz mode 104 — ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_11 THD:DAT

Data input hold time

 100 kHz mode 9 — ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 9 — ns
1 MHz mode 9 — ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_13 TSU:STA

Start condition setup time

 100 kHz mode TL0:SCL+7 — ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode ns
1 MHz mode ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_15 THD:STA

Start condition hold time

 100 kHz mode 4.4 — µs VDDIO = 3.3V, IPULL-UP = 3mA, CLOAD = 400 pf
400 kHz mode 1.03 — µs
1 MHz mode 0.369 — µs VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_17 TSU:ST0 Stop condition setup time 100 kHz mode 5.04 — µs VDDIO = 3.3V, IPULL-UP = 3mA, CLOAD = 400 pf
400 kHz mode 0.77 — µs
1 MHz mode 0.494 — µs VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_21 TAA:SCL Output valid from clock 100 kHz mode — 101 ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode — 124 ns
1 MHz mode — 130 ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CM_23 TBF:SDA Bus free time(1) 100 kHz mode

TL0:SC

L

 — ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode — ns
1 MHz mode — ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
Note:
  1. The amount of time the bus must be free before a new transmission can start (STOP condition to START condition).
Figure 43-7. I2C Start/Stop Bits Host Mode AC Timing Diagram
Figure 43-8. I2C Bus Data Host Mode AC Timing Diagram
Table 43-30. I2C Module Client Mode Electrical Specifications
AC Characteristics Standard Operating Conditions: VDD = 1.9V to 3.6V (unless otherwise stated) Operating Temperature: -40°C ≤ TA ≤ +85°C for Industrial Temp -40°C ≤ TA ≤ +125°C for Extended Temp
Param. No. Symbol Characteristics Min. Max. Units Conditions
I2CS_1 TL0:SCL Client cock low time 100 kHz mode 4.7 — µs VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 1.12 — µs
1 MHz mode 0.5 — µs VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CS_3 THI:SCL Client clock high time 100 kHz mode 4.3 — µs VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 1.05 — µs
1 MHz mode 0.3 — µs VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CS_5 TF:SCL SDAx and SCLx fall time 100 kHz mode — 250 ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode 20+(0.1*CLoad) 250 ns
1 MHz mode 20+(0.1*CLoad) 250 ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CS_7 TR:SCL SDAx and SCLx rise time 100 kHz mode — 1000 ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
400 kHz mode 20+(0.1*CLoad) 300 ns
1 MHz mode — 120 ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
I2CS_9 TSU:DAT Data input setup time 100 kHz mode 51 — ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
400 kHz mode 51 — ns
1 MHz mode 51 — ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
I2CS_11 THD:DAT Data input hold time 100 kHz mode 71 — ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
400 kHz mode 71 — ns
1 MHz mode 71 — ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
I2CS_13 TSU:STA Start condition setup time 100 kHz mode TL0:SCL +7 — ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
400 kHz mode TL0:SCL +7 — ns
1 MHz mode TL0:SCL +7 — ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
I2CS_15 THD:STA Start condition hold time 100 kHz mode 4.464 — µs VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
400 kHz mode 1.02 — µs
1 MHz mode 0.358 — µs VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
I2CS_17 TSU:ST0 Stop condition setup time 100 kHz mode 4.9 — µs VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
400 kHz mode 0.72 — µs
1 MHz mode 0.49 — µs VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
I2CS_21 TAA:SCL Output valid from clock 100 kHz mode — 128 ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode — 134 ns
1 MHz mode — 138 ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
I2CS_23 TBF:SDA Bus free time (1) 100 kHz mode TL0:SCL — ns VDDIO = 3.3V, IPULL-UP = 3 mA, CLOAD = 400 pf
400 kHz mode TL0:SCL — ns
1 MHz mode TL0:SCL — ns VDDIO = 3.3V, IPULL-UP = 20 mA, CLOAD = 550 pf
Note:
  1. The amount of time the bus must be free before a new transmission can start (STOP condition to START condition).
Figure 43-9. I2C Start/Stop Bits Client Mode AC Timing Diagram
Figure 43-10. I2C Bus Data Client Mode AC Timing Diagram