Datasheet
TSC2003
5
SBAS162G
www.ti.com
TIMING CHARACTERISTICS
At T
A
= –40°C to +85°C, +V
DD
= +2.7V, unless otherwise noted. All values referred to V
IHMIN
and V
ILMAX
levels.
PARAMETER SYMBOL CONDITIONS MIN MAX UNITS
SCL Clock Frequency f
SCL
Standard Mode 0 100 kHz
Fast Mode 0 400 kHz
High-Speed Mode, C
b
= 100pF max 0 3.4 MHz
High-Speed Mode, C
b
= 400pF max 0 1.7 MHz
Bus Free Time Between a STOP and t
BUF
Standard Mode 4.7 µs
Start Condition Fast Mode 1.3 µs
Hold Time (Repeated) START t
HD;
STA
Standard Mode 4.0 µs
Condition Fast Mode 600 ns
High-Speed Mode 160 ns
LOW Period of the SCL Clock t
LOW
Standard Mode 4.7 µs
Fast Mode 1.3 µs
High-Speed Mode, C
b
= 100pF max 160 ns
High-Speed Mode, C
b
= 400pF max 320 ns
HIGH Period of the SCL Clock t
HIGH
Standard Mode 4.0 µs
Fast Mode 600 ns
High-Speed Mode, C
b
= 100pF max 60 ns
High-Speed Mode, C
b
= 400pF max 120 ns
Setup Time for a Repeated START t
SU;
STA
Standard Mode 4.7 µs
Condition Fast Mode 600 ns
High-Speed Mode 160 ns
Data Setup Time t
SU;
DAT
Standard Mode 250 ns
Fast Mode 100 ns
High-Speed Mode 10 ns
Data Hold Time t
HD;
DAT
Standard Mode 0 3.45 µs
Fast Mode 0 0.9 µs
High-Speed Mode, C
b
= 100pF max 0 70 ns
High-Speed Mode, C
b
= 400pF max 0 150 ns
Rise Time of SCL Signal t
rCL
Standard Mode 1000 ns
Fast Mode 20 + 0.1C
b
300 ns
High-Speed Mode, C
b
= 100pF max 10 40 ns
High-Speed Mode, C
b
= 400pF max 20 80 ns
Rise Time of SCL Signal After a t
rCL1
Standard Mode 1000 ns
Repeated START Condition and Fast Mode 20 + 0.1C
b
300 ns
After an Acknowledge Bit High-Speed Mode, C
b
= 100pF max 10 80 ns
High-Speed Mode, C
b
= 400pF max 20 160 ns
Fall Time of SCL Signal t
fCL
Standard Mode 300 ns
Fast Mode 20 + 0.1C
b
300 ns
High-Speed Mode, C
b
= 100pF max 10 40 ns
High-Speed Mode, C
b
= 400pF max 20 80 ns
Rise Time of SDA Signal t
rDA
Standard Mode 1000 ns
Fast Mode 20 + 0.1C
b
300 ns
High-Speed Mode, C
b
= 100pF max 10 80 ns
High-Speed Mode, C
b
= 400pF max 20 160 ns
Fall Time of SDA Signal t
fDA
Standard Mode 300 ns
Fast Mode 20 + 0.1C
b
300 ns
High-Speed Mode, C
b
= 100pF max 10 80 ns
High-Speed Mode, C
b
= 400pF max 20 160 ns
Setup Time for STOP Condition t
SU;
STO
Standard Mode 4.0 µs
Fast Mode 600 ns
High-Speed Mode 160 ns
Capacitive Load for SDA or SCL C
b
Standard Mode 400 pF
Line Fast Mode 400 pF
High-Speed Mode, SCL = 1.7MHz 400 pF
High-Speed Mode, SCL = 3.4MHz 100 pF
Pulse Width of Spike Suppressed t
SP
Fast Mode 0 50 ns
High-Speed Mode 0 10 ns
Noise Margin at the HIGH Level for Standard Mode
Each Connected Device (Including V
nH
Fast Mode 0.2V
DD
V
Hysteresis) High-Speed Mode
Noise Margin at LOW Level for Each V
nL
Standard Mode
Connected Device (Including Fast Mode 0.1V
DD
V
Hysteresis) High-Speed Mode