TSL2581, TSL2583
LIGHT-TO-DIGITAL CONVERTER
TAOS134 − MARCH 2011
AC Electrical Characteristics, V
DD
= 3 V, T
A
= 255C (unless otherwise noted)
PARAMETER
†
t
(CONV)
f
(SCL)
t
(BUF)
t
(HDSTA)
t
(SUSTA)
t
(SUSTO)
t
(HDDAT)
t
(SUDAT)
t
(LOW)
t
(HIGH)
t
F
t
R
C
i
†
TEST CONDITIONS
MIN
2.7
0
1.3
0.6
0.6
0.6
0
100
1.3
0.6
TYP
MAX
688
400
UNIT
ms
kHz
μs
μs
μs
μs
μs
ns
μs
μs
Conversion time
Clock frequency
Bus free time between start and stop condition
Hold time after (repeated) start condition. After
this period, the first clock is generated.
Repeated start condition setup time
Stop condition setup time
Data hold time
Data setup time
SCL clock low period
SCL clock high period
Clock/data fall time
Clock/data rise time
Input pin capacitance
0.9
300
300
10
ns
ns
pF
Specified by design and characterization; not production tested.
PARAMETER MEASUREMENT INFORMATION
t
(LOW)
t
(R)
t
(F)
SCL
V
IH
V
IL
t
(HDSTA)
t
(BUF)
t
(HDDAT)
V
IH
V
IL
t
(HIGH)
t
(SUSTA)
t
(SUDAT)
t
(SUSTO)
SDA
P
Stop
Condition
S
Start
Condition
Start
S
Stop
t
(LOWSEXT)
SCL
ACK
SCL
ACK
t
(LOWMEXT)
t
(LOWMEXT)
t
(LOWMEXT)
P
SCL
SDA
Figure 1. Timing Diagrams
The
LUMENOLOGY
r
Company
r
r
www.taosinc.com
Copyright
E
2011, TAOS Inc.
5
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
