Datasheet

TPL0102
SLIS134B –MARCH 2011– REVISED AUGUST 2011 www.ti.com
OPERATING CHARACTERISTICS (continued)
V
DD
= 2.7V to 5.5V, V
SS
= 0V, V
H
= V
DD
, V
L
= GND, T
A
= –40°C to 85°C (unless otherwise noted). Typical values are at V
DD
=
5V, T
A
= 25°C (unless otherwise noted).
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
I
2
C Interface Specifications
V
IH
Input high voltage 0.7 x V
DD
5.5 V
V
IL
Input low voltage 0 0.3 x V
DD
V
V
OL
Output low voltage SDA pin, I
OL
= 4 mA 0.4 V
C
IN
Pin capacitance A0, A1, A2, SDA SCL pins 7 pF
TIMING REQUIREMENTS
V
DD
= 2.7V to 5.5V, V
SS
= 0V, V
H
= V
DD
, V
L
= GND, T
A
= –40°C to 85°C (unless otherwise noted). Typical values are at V
DD
=
5V, T
A
= 25°C (unless otherwise noted).
STANDARD FAST UNIT
MODE I
2
C BUS MODE I
2
C BUS
MIN MAX MIN MAX
I
2
C Interface Timing Requirements
f
SCL
I
2
C clock frequency 0 100 0 400 kHz
t
SCH
I
2
C clock high time 4 0.6 µs
t
SCL
I
2
C clock low time 4.7 1.3 µs
tsp I
2
C spike time 0 50 0 50 ns
t
SDS
I
2
C serial data setup time 250 100 ns
t
SDH
I
2
C serial data hold time 0 0 ns
t
ICR
I
2
C input rise time 1000 20 + 0.1C
b
(1)
300 ns
t
ICF
I
2
C input fall time 300 20 + 0.1C
b
(1)
300 ns
t
ICF
I
2
C output fall time, 10 pF to 400 pF bus 300 20 + 0.1C
b
(1)
300 ns
t
BUF
I
2
C bus free time between stop and start 4.7 1.3 µs
t
STS
I
2
C start or repeater start conditions setup time 4.7 1.3 µs
t
STH
I
2
C start or repeater start condition hold time 4 0.6 µs
t
SPS
I
2
C stop condition setup time 4 0.6 µs
t
VD(DATA)
Valid data time, SCL low to SDA output valid 1 1 µs
t
VD(DATA)
Valid data time of ACK condition, ACK signal from SCL 1 1 µs
low to SDA (out) low
(1) C
b
= total capacitance of one bus line in pF
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