True RMS-to-DC Converters
2  _______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICSMX536A
(T
A
= +25癈, +V
S
= +15V, -V
S
= -15V, unless otherwise noted.)
Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Supply Voltage: Dual Supplies (MX536A)............................?8V
(MX636).............................?2V
Single Supply (MX536A)...........................+36V
(MX636).............................+24V
Input Voltage (MX536A).......................................................?5V
(MX636).........................................................?2V
Power Dissipation (Package)
Plastic DIP (derate 12mW/癈 above +75癈)...............450mW
Small Outline (derate 10mW/癈 above +75癈)............400mW
Ceramic (derate 10mW/癈 above +75癈)...................500mW
TO-100 metal can (derate 7mW/癈 above +75癈)......450mW
Output Short-Circuit Duration........................................Indefinite
Operating Temperature Ranges
Commercial (J, K)...............................................0癈 to +70癈
Military (S)......................................................-55癈 to +125癈
Storage Temperature Range.............................-55癈 to +150癈
Lead Temperature (soldering, 10sec)................................300癈
MX536AJ, AS
T
MIN
to +70癈
+70癈 to +125癈
MHz
2.3
?dB Bandwidth
450
kHz
90
120
Bandwidth for 1%
Additional Error (0.09dB)
45
kHz
5
-1.0
Additional Error
-0.1
% of
Reading
Specified Accuracy
? ?.1
Total Error, External Trim
(Note 1)
mV ? of
Reading
? ?.3
? ?.2
Total Error, Internal Trim (Note 1)
mV ? of
Reading
? ?.5
V
OUT
= [avg. (V
IN
)
2
]
1
/
2
Transfer Equation
?.1
Total Error vs. DC Reversal
% of
Reading
?.2
mV ? of
Reading/V
?.1 ?.01
Total Error vs. Supply
Total Error vs. Temperature
mV ? of
Reading/癈
?.1 ?.01
?.05 ?.005
?.1 ?.005
?.03 ?.005
UNITS
MIN   TYP   MAX
PARAMETER
V
IN
= 1V
V
IN
= 100mV
V
IN
= 10mV
MX536AK
V
IN
= 1V
V
IN
= 100mV
MX536AJ, AS
V
IN
= 10mV
Crest Factor = 7
Crest Factor = 3
Crest Factor 1 to 2
MX536AJ
MX536AK
MX536AS
MX536AK
MX536AS
MX536AJ, AS
CONDITIONS
MX536AK
Figure 3
ms/礔 C
AV
25
Averaging Time Constant
CONVERSION ACCURACY
ERROR vs. CREST FACTOR(Note 2)
FREQUENCY RESPONSE(Note 3)