MAX31785 MAXIM [Maxim Integrated Products], MAX31785 Datasheet - Page 8

• Manufacturer Part Number: MAX31785
• Description: 6-Channel Intelligent Fan Controller
• Manufacturer: MAXIM [Maxim Integrated Products]

I
(V
6-Channel Intelligent Fan Controller
Note 1: All voltages are referenced to ground (V
Note 2: This does not include pin input/output currents.
Note 3: Guaranteed by design.
8
2
SCL Clock Frequency
Bus Free Time Between STOP
and START Conditions
Hold Time (Repeated) START
Condition
Low Period of SCL
High Period of SCL
Data Hold Time
Data Setup Time
START Setup Time
SDA and SCL Rise Time
SDA and SCL Fall Time
STOP Setup Time
Clock Low Timeout
DD
C/SMBUS INTERFACE ELECTRICAL CHARACTERISTICS
SDA
SCL
NOTE: TIMING IS REFERENCED TO V
= 2.7V to 5.5V, T
STOP
are negative.
PARAMETER
t
BUF
START
A
t
HD:STA
= -40NC to +85NC, unless otherwise noted. Typical values are at V
t
IL(MAX)
LOW
AND V
t
R
IH(MIN)
SYMBOL
t
t
t
t
t
HD:DAT
HD:STA
SU:DAT
SU:STO
SU:STA
t
t
t
f
HIGH
LOW
BUF
t
SCL
t
TO
.
t
t
R
F
HD:DAT
Receive
Transmit
SS
t
HIGH
). Currents entering the IC are specified as positive, and currents exiting the IC
t
F
t
SU:DAT
CONDITIONS
REPEATED
START
t
SU:STA
t
HD:STA
DD
= 3.3V, T
MIN
300
100
4.7
4.0
4.7
4.0
4.7
4.0
10
25
A
0
I
= +25NC, unless otherwise noted.)
2
C/SMBus Timing
t
SP
TYP
MAX
100
300
300
35
t
SU:STO
UNITS
kHz
ms
Fs
Fs
Fs
Fs
ns
ns
Fs
ns
ns
Fs