UTC571
LINEAR INTEGRATED CIRCUIT
BLOCK DIAGRAM
THD TRIM
R3 INVERTER IN
R3 20K
R2 20K
R1 10K
VARIABLE
GAIN
G IN
OUTPUT
VREF
1.8V
R4 20K
RECTIFIER
RECT CAP
RECT IN
ꢀ
ABSOLUTE MAXIMUM RATINGS
(Ta=25°C )
Characteristic
Maximum Operating Voltage
Operating Temperature
Power dissipation
Symbol
Value
18
Unit
V
VCC
TA
0~70
400
°C
PD
mW
AC ELECTRICAL CHARACTERISTICS
(Ta=25°C, Vcc=+6V,unless otherwise stated)
Characteristic
Supply Voltage
Symbol
VCC
Test Condition
Min
Typ.
Max
18
Unit
6
v
Supply Current
ICC
No signal
3.2
4.8
mA
mA
V/µs
Output Current capability
Output Slew Rate
IOUT
SR
±20
±.5
0.5
0.1
±5
Untrimmed
Trimmed
Gsin Cell Distortion
2.0
%
Resister Tolerance
±15
2.0
%
V
Internal Reference Voltage
Output DC Shift
1.7
1.85
±30
20
Untrimmed
±150
60
mV
µV
Expandor Output Noise
Unity Gain Level
No signal, 15Hz-20kHz
1kHz
-1.5
0
+1.5
dBm
dB
Gain Change
±0.1
Reference Drift
+2,-25 +20,-50 mV
Resistor Drift
+8,-0
%
Tracking Error(measured relative
to value at unity gain) Equals [VO-
VO(unity gain)]dB-V2dBm
Rectifier input,
V2=+6dBm,V1=0dB
V2=-30dBm, V1=0dB
+0.2
+0.2
-1,+1.5
dB
dB
Channel Separation
60
Note: 1. Input to V 1 and V 2 grounded.
2. Measured at 0dBm, 1kHz.
3. Expandor AC input change from no signal to 0dBm.
4. Relative to value at T A = 2ꢀꢀC.
5. Electrical characteristics for the UTC571 only are specified over -40 to +8 °C temperature range.
6. 0dBm = 775mV RMS .
ꢀꢀꢀꢀꢀꢀꢀꢀꢀ2
YOUW ANG ELECTRONICS CO.LTD
UTC [ Unisonic Technologies ]
