CS209A Datasheet, PDF (3/8 Pages) Cherry Semiconductor Corporation – Proximity Detector

CS209A
ELECTRICAL CHARACTERISTICS: (−40°C ≤ T_A ≤ +125°C, unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Supply Current I_CC
TANK Current
Demodulator Charge Current
Output Leakage Current
Output V_SAT
V_CC = 4.0 V
V_CC = 12 V
V_CC = 24 V
V_CC = 20 V
V_CC = 20 V
V_CC = 24 V
V_CC = 4.0 V, IS = 20 mA
V_CC = 24 V, IS = 100 mA
−
3.5
6.0
mA
−
6.0
11.6
mA
−
11.0
20
mA
−550
−300
−100
μA
−60
−30
−10
μA
−
0.01
10
μA
−
60
200
mV
−
200
500
mV
Oscillator Bias
Feedback Bias
OSC − RF Bias
Protect Voltage
Detect Threshold
V_CC = 20 V
V_CC = 20 V
V_CC = 20 V
I_TANK = −10 mA
−
1.1
1.9
2.5
V
1.1
1.9
2.5
V
−250
100
550
mV
−10
−8.9
−7.0
V
720
1440
1950
mV
Release Threshold
−
550
1200
1700
mV
PACKAGE PIN DESCRIPTION
PACKAGE PIN #
DIP−8 & SO−8
1
SO−14
1
PIN SYMBOL
FUNCTION
OSC
Adjustable feedback resistor connected between OSC and RF sets detection range.
2
2
TANK
Connects to parallel tank circuit.
3
3
GND
Ground connection.
4
4
OUT1
Complementary open collector output; when OUT1 = LOW, metal is present.
5
6
OUT2
Complementary open collector output; when OUT2 = HIGH, metal is present.
6
10
DEMOD Input to comparator controlling OUT1 and OUT2.
7
12
V_CC
Supply voltage.
8
13
RF
Adjustable feedback resistor connected between OSC and RF set detection range.
−
5, 7, 8, 9, 11, 14
NC
No connection.
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