TSL2671
DIGITAL PROXIMITY DETECTOR
TAOS118 − JANUARY 2011
AC Electrical Characteristics, VDD = 3 V, TA = 255C (unless otherwise noted)
PARAMETER†
TEST CONDITIONS
MIN
f(SCL)
Clock frequency (I2C only)
0
t(BUF)
Bus free time between start and stop condition
1.3
t(HDSTA)
Hold time after (repeated) start condition. After
this period, the first clock is generated.
0.6
TYP MAX UNIT
400 kHz
μs
μs
t(SUSTA)
Repeated start condition setup time
0.6
t(SUSTO)
Stop condition setup time
0.6
t(HDDAT)
Data hold time
0
t(SUDAT)
Data setup time
100
t(LOW)
SCL clock low period
1.3
t(HIGH)
SCL clock high period
0.6
tF
Clock/data fall time
tR
Clock/data rise time
ill Ci
Input pin capacitance
† Specified by design and characterization; not production tested.
AG t st PARAMETER MEASUREMENT INFORMATION
ms ten SCL
a n t(BUF)
co SDA
t(LOW)
t(R)
VIH
VIL
t(HDSTA)
t(HDDAT)
VIH
VIL
t(F)
t(HIGH) t(SUSTA)
t(SUDAT)
l P
Stop
a Condition
S
Start
Condition
icSCL
S
Start
Stop
t(LOWSEXT)
SCLACK
SCLACK
t(LOWMEXT)
t(LOWMEXT)
t(LOWMEXT)
nSDA
Tech Figure 1. Timing Diagrams
t(SUSTO)
valid μs
μs
μs
ns
μs
μs
300 ns
300 ns
10 pF
P
The LUMENOLOGY r Company
r
r
www.taosinc.com
Copyright E 2011, TAOS Inc.
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