THAT2252 Datasheet, PDF (2/10 Pages) List of Unclassifed Manufacturers – IC RMS-Level Detector

Page 2
SPECIFICATIONS¹
THAT 2252 RMS-Level Detector
Absolute-Maximum Ratings (TA = 25°C)
Positive Supply Voltage (VCC)
Negative Supply Voltage (VEE)
Supply Current (ICC)
+18 V
-18 V
10 mA
Power Dissipation (PD)
Operating Temperature Range (TOP)
Storage Temperature Range (TST)
330 mW
-20 to +75°C
-40 to +125°C
Recommended Operating Conditions
Parameter
Positive Supply Voltage
Symbol
V_CC
Conditions
Min
Typ
Max
+4
+12
+15
Negative Supply Voltage
V_EE
-4
-12
-15
Bias Set Current
I_BIAS
15
24
50
Signal Current
I_in
I_BIAS = 24 mA
—
—
1
Timing Current
I_T
1
7.5
50
Units
V
V
mA
mA
mA
Electrical Characteristics²
Parameter
Supply Current
Equiv. Input Bias Current
Symbol
I_CC
I_B
Conditions
Min
No Signal
—
No Signal
—
Input Offset Voltage
Symmetry Voltage
Output Scale Factor
V_OFF(IN)
No Signal
0
V_SYM
-2
E_O/20log(I_in / I_in0) 31.6nA<I_IN<1mA
T_A=25°C (T_CHIP »35°C) 6.0
Input Current for 0V Output
I_in0
I _BIAS×I _T
3.5
Typ
1
5
+8
8
6.1
I _BIAS ×I _T
2.9
Output Linearity
Crest Factor
f_IN = 1kHz
1mA < I_in < 100mA
—
0.1
100nA < I_in < 316mA —
0.5
31.6nA < I_in < 1mA —
1.0
1ms pulse repetition rate
0.2 dB error
—
3.5
0.5 dB error
—
5
1.0 dB error
—
8
Maximum Frequency for 1 dB additional error
Filtering Time Constant
I_in ³ 100mA
I_in ³ 10mA
I_in ³ 1mA
I_in ³ 100nA
—
80
74
30
4
(.026) ^CT
I_T
Output TempCo
D E₀ / D T_CHIP Re: T_CHIP = 27°C
—
0.33
Max
3
8
+16
+18
6.2
I _BIAS ×I _T
2.4
—
—
—
—
—
—
—
—
—
—
—
Units
mA
nA
mV
mV
mV/dB
dB
dB
dB
kHz
kHz
kHz
kHz
s
%/°C
1. All specifications subject to change without notice.
2. Unless otherwise noted, T_A=25°C, V_CC = +15V, V_EE= -15V. Test circuit is as shown in Figure 4. SYM is adjusted for
minimum ripple at V_out with V_in=1 V_RMS, 100 Hz.
THAT Corporation; 45 Sumner Street; Milford, Massachusetts 01757-1656; USA
Tel: [phone]; Fax: [phone]; Web: www.thatcorp.com