ADT7468 Analog Devices, Inc., ADT7468 Datasheet - Page 4

• Manufacturer Part Number: ADT7468
• Description: Dbcool Remote Thermal Controller And Voltage Monitor
• Manufacturer: Analog Devices, Inc.

ADT7468
Parameter
OPEN-DRAIN DIGITAL OUTPUTS,
OPEN-DRAIN SERIAL DATA BUS OUTPUT (SDA)
SMBUS DIGITAL INPUTS (SCL, SDA)
DIGITAL INPUT LOGIC LEVELS (TACH INPUTS)
DIGITAL INPUT LOGIC LEVELS (THERM) ADTL+
DIGITAL INPUT CURRENT
SERIAL BUS TIMING
PWM1 TO PWM3, XTO
Current Sink, I
Output Low Voltage, V
High Level Output Current, I
Output Low Voltage, V
High Level Output Current, I
Input High Voltage, V
Input Low Voltage, V
Hysteresis
Input High Voltage, V
Input Low Voltage, V
Hysteresis
Input High Voltage, V
Input Low Voltage, V
Input High Current, I
Input Low Current, I
Input Capacitance, C
Clock Frequency, f
Glitch Immunity, t
Bus Free Time, t
Start Setup Time, t
Start Hold Time, t
SCL Low Time, t
SCL High Time, t
SCL, SDA Rise Time, t
SCL, SDA Fall Time, t
Data Setup Time, t
Data Hold Time, t
Detect Clock Low Timeout, t
SDA
SCL
P
OL
t
BUF
LOW
BUF
HIGH
HD;STA
HD;DAT
SW
SCLK
SU;STA
SU;DAT
S
IL
F
IH
IL
IL
IL
IN
R
IH
IH
IH
OL
OL
t
HD; STA
OH
OH
TIMEOUT
t
LOW
t
R
t
HD; DAT
Min
2.0
2.0
−0.3
−1
10
4.7
4.7
4.0
4.7
4.0
250
300
15
t
HIGH
Figure 2. Serial Bus Timing Diagram
t
F
t
SU; DAT
Rev. A | Page 4 of 84
0.75 × V
Typ
0.1
0.1
500
0.5
5
CCP
Max
8.0
0.4
1.0
0.4
1.0
0.4
5.5
0.8
0.4
1
400
50
50
1000
300
35
S
t
SU; STA
V
V
pF
kHz
ns
μs
μs
μs
μs
μs
ns
μs
ns
ns
ms
Unit
mA
V
μA
V
μA
V
V
mV
V
V
V
V p-p
V
μA
μA
t
HD; STA
Test Conditions/Comments
I
V
I
V
Maximum input voltage
Minimum input voltage
V
V
See Figure 2
Can be optionally disabled
OUT
OUT
OUT
OUT
IN
IN
= V
= 0
= −8.0 mA, V
= −4.0 mA, V
= V
= V
CC
CC
CC
t
SU; STO
CC
CC
= +3.3 V
= +3.3 V
P