EMC1053-ACZL SMSC, EMC1053-ACZL Datasheet - Page 13

• Manufacturer Part Number: EMC1053-ACZL
• Description: Board Mount Temperature Sensors Temp Snsr
• Manufacturer: SMSC

Specifications of EMC1053-ACZL

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

1°C Triple Temperature Sensor with Resistance Error Correction & Hotter of Two Zones
Datasheet
SMSC EMC1053
Substrate
PNP
i.e. CPU substrate
substrate
transistor
Ground
Typical
remote
Local
PNP
Figure 3.2
the remote temperature diode, DN, is internally biased with a forward diode voltage referenced to
ground.
The external diodes in the EMC1053 are compatible with a broad range of thermal diodes that may
be connected as shown in
I
LOW
Resistance
Correction
Error
shows a block diagram of the temperature measurement circuit. The negative terminal for
Figure 3.2 Block Diagram of Temperature Monitoring Circuit
o D
N
o D
P
t
t
Figure 3.3 External Diode Configurations
discrete PNP transistor
I
Figure
HIGH
DN
DP
2N3906
Typical
remote
3.3.
DATASHEET
i.e.
Aliasing
Filter
Anti-
13
o D
P
o D
N
t
t
discrete NPN transistor
2N3904
Typical
remote
i.e.
ADC
Revision 1.44 (04-14-08)
ΔΣ
o D
P
o D
N
t
t