EMC2101-R-ACZL SMSC, EMC2101-R-ACZL Datasheet - Page 11

• Manufacturer Part Number: EMC2101-R-ACZL
• Description: Board Mount Temperature Sensors Single Fan Controller
• Manufacturer: SMSC

Specifications of EMC2101-R-ACZL

• Full Temp Accuracy: +/- 2 C , +/- 3 C
• Package / Case: MSOP
• Output Type: Analog
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

SMBus Fan Control with 1°C Accurate Temperature Monitoring
Datasheet
SMSC EMC2101
Supply Current
Supply Current
Supply Current
Supply Current
Standby Current
Temperature Accuracy
Temperature
Resolution
Conversion Time
Internal Channel
Temperature Accuracy
Temperature
Resolution
Conversion Time
External Channel
Diode Decoupling
Capacitor
Diode Decoupling
Capacitor
Resistance Error
Correction
TACH Accuracy
Fan Counter Clock
Frequency
PWM Resolution
PWM Frequency
CHARACTERISTIC
V
DD
= 3.0V to 3.6V, T
SYMBOL
I
I
I
I
I
t
t
C
C
R
f
DD
DD
DD
DD
STANDBY
CONV
CONV
PWM
FILTER
FILTER
SERIES
A
Table 3.2 Electrical Specifications (continued)
= 0
o
C - 85
MIN
Pulse Width Modulator Fan Driver
22
External Temperature Monitor
Internal Temperature Monitor
o
C, Typical values are at T
TACH Measurement
TYP
90
0.125
DATASHEET
±0.5
200
300
300
100
0.6
±1
±1
±1
21
64
3
11
MAX
10
400
270
470
2.2
±2
±1
±3
5k
1
UNIT
mA
uA
uA
uA
μA
°C
ms
°C
°C
°C
ms
nF
pF
Ω
%
kHz
steps
Hz
°C
A
= 27°C unless otherwise noted
CONDITIONS
16 conversion / second - PWM or
DAC driver operational
1 conversion / 16 seconds - PWM
driver operational
1 conversion / 16 seconds - DAC
Driver, no load
Temp monitoring Disabled, DAC
Driver enabled, no load
PWM disabled, Monitoring
disabled
8 bit resolution
60°C < T
10°C < T
0°C < T
11 bit resolution
Connected across External Diode
(2N3904)
Connected across Substrate
Transistor (CPU diode)
Series resistance in DP and DN
lines
TACH valid
For 64 steps, higher frequencies
are possible with reduced
resolution (see
"Advanced PWM
DIODE
A
DIODE
< 70°C
< 125°C
Revision 2.54 (06-16-09)
Appendix A
< 100°C,
Options").