TMD27721 Datasheet, PDF (7/35 Pages) TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS – DIGITAL ALS and PROXIMITY MODULE

TMD2772
DIGITAL ALS
and PROXIMITY MODULE
TAOS147E − DECEMBER 2012
Wait Characteristics, V_DD = 3 V, T_A = 255C, WEN = 1 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN TYP
Wait steps
1
Wait time
WTIME = 0xFF (= 1 wait step)
2.73
MAX
256
2.9
UNIT
steps
ms
AC Electrical Characteristics, V_DD = 3 V, T_A = 255C (unless otherwise noted)
PARAMETER^†
TEST CONDITIONS
MIN
f_(SCL)
Clock frequency (I²C only)
0
lid ^t(BUF)
Bus free time between start and stop condition
1.3
Hold time after (repeated) start condition. After
t_(HDSTA)
this period, the first clock is generated.
0.6
a _t(SUSTA)
Repeated start condition setup time
0.6
t_(SUSTO)
Stop condition setup time
0.6
v _t(HDDAT)
Data hold time
0
ill ^t(SUDAT)
Data setup time
100
t_(LOW)
SCL clock low period
1.3
t ^t(HIGH)
SCL clock high period
0.6
t_F
Clock/data fall time
G _{s tR}
Clock/data rise time
A ^{t Ci}
Input pin capacitance
Technicaaml ^{sconten † Specified by design and characterization; not production tested.}
TYP MAX UNIT
400 kHz
μs
μs
μs
μs
μs
ns
μs
μs
300 ns
300 ns
10 pF
Copyright E 2012, TAOS Inc.
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