EMC1001-AFZQ-TR SMSC, EMC1001-AFZQ-TR Datasheet - Page 14

• Manufacturer Part Number: EMC1001-AFZQ-TR
• Description: Board Mount Temperature Sensors SMBus Temp Snsr
• Manufacturer: SMSC

Specifications of EMC1001-AFZQ-TR

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Revision 1.6 (01-29-07)
4.9
7
6
5
4 – 0
BIT
MASK1
RUN/STOP
ALERT
Reserved
0Ah to FFh
Bit 7 is used to mask the
will assert
by bit 5.
Bit 6 initiates ADC conversions. When this bit is low, the ADC will convert temperatures in a
continuous mode.
current significantly though the SMBus will still be active. If bit 6 is 1 and the one-shot register is
written to, the ADC will execute a temperature measurement and then return to standby mode.
Bit 5 sets the
bit 5 is set to 1 the
The conversion rate register determines how many times the temperature value will be updated per
second. The lowest 4 bits configure a programmable delay that waits between consecutive conversion
cycles to obtain the desired conversion rate.
quiescent current.
Conversion Rate Register
VALUE
NAME
or
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
THERM2
ALERT
ALERT
/
THERM2
CONVERSIONS/SECOND
0 =
1 =
0 = Active mode (continuously running)
1 = Standby mode
0 =
1 =
ALERT
/
When this bit is high, the ADC will be in standby mode, thus reducing supply
THERM2
ALERT
ALERT
ALERT
THERM2
. This bit is ignored if the
/
Table 4.5 Configuration Register
ALERT
THERM2
Reserved
CONFIGURATION REGISTER
Table 4.6 Conversion Rates
0.0625
0.125
pin to act as either an SMBALERT# signal or as the
0.25
enabled
disabled
0.5
16
32
1
2
4
8
CONVERSION RATE
/
THERM2
DATASHEET
pin acts as the
signal. When this bit is set to 0, any out of limit condition
14
FUNCTION
Table 4.6
TYPICAL QUIESCENT CURRENT (μ A)
ALERT
THERM2
1.5°C SMBus Temperature Sensor in Miniature SOT-23
shows the conversion rate and the associated
/
THERM2
signal and bit 7 is ignored.
pin is configured as
109
182
326
36
37
38
40
44
54
71
0
0
0
0
THERM2
DEFAULT
SMSC EMC1001
THERM2
Datasheet
signal. If
signal