MAX6694TE9A+T Maxim Integrated Products, MAX6694TE9A+T Datasheet - Page 9
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MAX6694TE9A+T
Manufacturer Part Number
MAX6694TE9A+T
Description
IC TEMP MONITOR 5CH 16TQFN
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX6694UE9A.pdf
(18 pages)
Specifications of MAX6694TE9A+T
Function
Temp Monitoring System (Sensor)
Topology
ADC, Buffer, Multiplexer, Register Bank
Sensor Type
External & Internal
Sensing Temperature
-40°C ~ 125°C, External Sensor
Output Type
SMBus™
Output Alarm
Yes
Output Fan
Yes
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-TQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 3. SMBus Write-Timing Diagram
Figure 4. SMBus Read-Timing Diagram
Table 1. Main Temperature Register
(High Byte) Data Format
SMBCLK
SMBDATA
SMBCLK
SMBDATA
Diode fault (short or open)
A = START CONDITION.
B = MSB OF ADDRESS CLOCKED INTO SLAVE.
C = LSB OF ADDRESS CLOCKED INTO SLAVE.
D = R/W BIT CLOCKED INTO SLAVE.
E = SLAVE PULLS SMBDATA LINE LOW.
A = START CONDITION.
B = MSB OF ADDRESS CLOCKED INTO SLAVE.
C = LSB OF ADDRESS CLOCKED INTO SLAVE.
D = R/W BIT CLOCKED INTO SLAVE.
TEMP (°C)
t
t
SU:STA
SU:STA
> +127
+127
+126
+25
< 0
0
A
A
t
5-Channel Precision Temperature Monitor
HD:STA
t
HD:STA
_______________________________________________________________________________________
t
LOW
t
LOW
B
t
B
HIGH
t
HIGH
t
SU:DAT
DIGITAL OUTPUT
t
SU:DAT
C
0111 1111
0111 1111
0111 1110
0001 1001
0000 0000
0000 0000
1111 1111
C
F = ACKNOWLEDGE BIT CLOCKED INTO MASTER.
G = MSB OF DATA CLOCKED INTO MASTER.
H = LSB OF DATA CLOCKED INTO MASTER.
I = MASTER PULLS DATA LINE LOW.
E = SLAVE PULLS SMBDATA LINE LOW.
F = ACKNOWLEDGE BIT CLOCKED INTO MASTER.
G = MSB OF DATA CLOCKE
H = LSB OF DATA CLOCKED INTO SLAVE.
D
D
E
F
E
with Beta Compensation
D INTO SLAVE.
F
Table 2. Extended Resolution Temperature
Register (Low Byte) Data Format
t
HD:DAT
G
G
TEMP (°C)
+0.125
+0.250
+0.375
+0.500
+0.625
+0.750
+0.875
0
I = MASTER PULLS DATA LINE LOW.
J = ACKNOWLEDGE CLOCKED INTO SLAVE.
K = ACKNOWLEDGE CLOCK PULSE.
L = STOP CONDITION.
M = NEW START CONDITION.
H
H
J = ACKNOWLEDGE CLOCKED INTO SLAVE.
K = ACKNOWLEDGE CLOCK PULSE.
L = STOP CONDITION.
M = NEW START CONDITION.
I
I
J
J K
K
DIGITAL OUTPUT
000X XXXX
001X XXXX
010X XXXX
011X XXXX
100X XXXX
101X XXXX
110X XXXX
111X XXXX
t
SU:STO
t
SU:STO
L
L
t
BUF
t
BUF
M
M
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