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SC9711X Datasheet(PDF) 2 Page - Silan Microelectronics Joint-stock

Part # SC9711X
Description  MCU EMBEDDED A/D CONVERTER FOR DMM
PDF  14 Pages
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Manufacturer  SILAN [Silan Microelectronics Joint-stock]
Direct Link  http://www.silan.com.cn
Logo SILAN - Silan Microelectronics Joint-stock

SC9711X Datasheet(HTML) 2 Page - Silan Microelectronics Joint-stock

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SC9711
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
REV:1.1
2007.11.07
Http
: www.silan.com.cn
Page 2 of 14
ELECTRICAL CHARACTERISTICS (Tamb=25°C, VDD=3V)
Characteristics
Symbol
Test conditions
Min.
Typ.
Max.
Unit
Recommend Operating Voltage
VDD
2.4
3.6
V
Supply Current
IDD
At DCV mode
1.5
2
mA
Power-off Current
IPO
AT Power off
10
µA
Digital Input High Voltage
VIH
VDD-0.5
V
Digital Input Low Voltage
VIL
0.5
V
Pull Up Current
IPU
Vin=0
5
10
µA
Analog Ground Voltage
AGND
VDD/2-3%
VDD/2
VDD/2+3%
V
Analog Power Supply Voltage
VDDA
3.4
3.7
4
V
Build In Reference Voltage
VBAND
Relative AGND
voltage
1.1
1.25
1.4
V
Reference
Voltage
Output
Voltage Coefficient
VDD=2.4~3.6
-2000
+2000
ppm/V
Recommend Input Reference
Voltage
REF1
Relative to AGND
voltage
0.44
V
Low Battery Detector Voltage
VBATT
2.25
2.4
2.55
V
LCD Frame Frequency
FLCD
32
Hz
LCD Pk-Pk Driver Voltage
VLCD
2.8
3
3.2
V
Beeper Frequency
FBEEP
2.7
KHz
Zero Input Reading
DC ADPx1 input=0V
-0.001
0.000
0.0001
Linearity (max. Deviation From
Best Straight Line Fit)
DC ADPx1 input
Full Scale
±240.0mV
-1
0
+1
Counts
AC
Measurement
Bandwidth
Error
AC ADPx1
240mVrms
20Hz~1KHz
0.2
%
Continuity Check Value
RCC
10
60
Ohm
ADC
Measurement
O.L
Display Count
4050
Counts
Autorange Up Counts
4000
Counts
Autorange Down Counts
360
Counts
VIL( relative AGND)
-60
mV
Frequency Counter Input Level
(Hz/duty Control)
VFREA
VIH(relative AGND)
60
mV
Frequency Counter Max. Input
Frequency (Hz/Duty Control)
FMAXA
VPP=
±100mV square
wave input
500k
Hz
Duty Measurement Min. Pulse
Width Error (Hz/duty Control)
*1
VPP=
±100mV square
wave input
1
µs
VIL(relative AGND)
-600
mV
Frequency Counter Input Level
(MEAS=0100)
VFRED
VIH(relative AGND)
600
mV
Frequency Counter Input Max.
Frequency (MEAS=0100)
FMAXD
VPP=
±600mV square
wave input
5M
Hz
(To be continued)



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