Ac electrical characteristics – Rainbow Electronics LM95010 User Manual
Page 4
SWD and ADD DIGITAL INPUT CHARACTERISTICS
Symbol
Parameter
Conditions
Typical
Limits
Units
(Limit)
C
IN
Digital Input Capacitance
10
pF
SWD DIGITAL OUTPUT CHARACTERISTICS
Symbol
Parameter
Conditions
Typical
Limits
Units
(Limit)
V
OL
Open-drain Output Logic “Low”
Voltage
I
OL
= 4 mA
0.4
V (max)
I
OL
= 50 µA
0.2
V (max)
I
OH
Open-drain Output Off Current
±
0.005
±
10
µA (max)
C
OUT
Digital Output Capacitance
10
pF
AC Electrical Characteristics
The following specification apply for V+ = +3.0V
DC
to +3.6V
DC
, unless otherwise specified. Boldface limits apply for
T
A
= T
J
= T
MIN
to T
MAX
; all other limits T
A
= T
J
= 25 ˚C. The SensorPath Characteristics conform to the SensorPath specifi-
cation. Please refer to that specification for further details.
HARDWARE MONITOR CHARACTERISTICS
Symbol
Parameter
Conditions
Typical
Limits
Units
(Limits)
t
CONV
Total Monitoring Cycle Time (Note 11)
Default
182
163.8
ms (min)
200.2
ms (max)
SensorPath Bus CHARACTERISTICS
Symbol
Parameter
Conditions
Typical
Limits
Units
(Limits)
t
f
SWD fall time (Note 12)
R
pull-up
= 1.25 k
Ω
±
30%, C
L
= 400 pF
300
ns (max)
t
r
SWD rise time (Note 13)
R
pull-up
=
1.25 k
Ω
±
30%,
C
L
= 400 pF
1000
ns (max)
t
INACT
Minimum inactive time (bus at high level)
guaranteed by the LM95010 before an
Attention Request
11
µs (min)
t
Mtr0
Master drive for Data Bit 0 write and for
Data Bit 0-1read
11.8
µs (min)
17.0
µs (max)
t
Mtr1
Master drive for Data Bit 1 write
35.4
µs (min)
48.9
µs (max)
t
SFEdet
Time allowed for LM95010 activity
detection
9.6
µs (max)
t
SLout1
LM95010 drive for Data Bit 1 read by
master
28.3
µs (min)
38.3
µs (max)
t
MtrS
Master drive for Start Bit
80
µs (min)
109
µs (max)
t
SLoutA
LM95010 drive for Attention Request
165
µs (min)
228
µs (max)
t
RST
Master or LM95010 drive for Reset
354
µs (min)
t
RST_MAX
Maximum drive of SWD by an LM95010,
after the power supply is raised above 3V
500
ms (max)
LM95010
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