LTC1966CMS8 Linear Technology, LTC1966CMS8 Datasheet - Page 6

• Manufacturer Part Number: LTC1966CMS8
• Description: IC PREC RMS/DC CONV MCRPWR 8MSOP
• Manufacturer: Linear Technology

Specifications of LTC1966CMS8

• Current - Supply: 155µA
• Voltage - Supply: 2.7 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LTC1966
TYPICAL PERFOR A CE CHARACTERISTICS
6
–0.05
–0.10
–0.15
–0.20
170
140
130
–0.1
–0.2
–0.3
–0.4
–0.5
160
150
0.20
0.15
0.10
0.05
0.5
0.4
0.3
0.2
0.1
– 50
0
0
2.5
Quiescent Supply Currents
vs Temperature
0
Gain and Offset vs V
V
V
AC Linearity
V
DD
60HZ SINEWAVES
C
V
DD
V
SS
V
AVE
IN2
V
DD
– 25
50
DD
DD
= 5V, V
= 5V, V
= GND
3.0
= GND
= 2.7V, V
= 1 F
= 5V, V
= 5V, V
100
GAIN ERROR
SS
SS
0
150
TEMPERATURE ( C)
3.5
SS
= –5V
= GND
SS
V
SS
IN1
200
V
= GND
= –5V
25
= GND
OOS
V
V
(mV AC
DD
IOS
4.0
250
V
DD
(V)
50
300
= 2.7V, V
DD
RMS
4.5
350
75
Supply
)
W
SS
400
100
5.0
= GND
1966 G17
1966 G10
450
1966 G13
125
U
5.5
500
5
0
15
10
1
0.8
0.6
0.4
0.2
0
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
–100
–0.02
–0.04
–0.06
–0.08
–0.10
250
200
150
100
–50
0.10
0.08
0.06
0.04
0.02
50
0
0
201.0
200.6
200.4
200.0
199.8
–500
200.8
200.2
0
Shutdown Currents
vs ENABLE Voltage
V
DC Linearity
DD
C
V
AVE
IN2
1.0
= 5V
Performance vs Crest Factor
1
200mV
C
V
O.1%/DIV
= GND
= 1 F
AVE
DD
–300
I
SS
ENABLE PIN VOLTAGE (V)
1.5
= 5V
= 10 F
RMS
2
2.0
I
–100
DD
SCR WAVEFORMS
V
IN1
CREST FACTOR
2.5
3
(mV)
EFFECT OF OFFSETS
MAY BE POSITIVE
OR NEGATIVE
100
3.0
4
3.5
100Hz
20Hz
300
5
4.0
1966 G18
I
EN
1966 G14
4.5
6
500
60Hz
1966 G15
500
250
0
–250
–500
5.0
1000
125
100
–25
200
175
150
230
220
210
200
190
180
170
160
150
100
75
25
50
10
0
1
100
1
0
Performance vs Large Crest Factors
Quiescent Supply Currents
vs Supply Voltage
Input Signal Bandwidth
200mV
C
V
5%/DIV
AVE
DD
2
= 5V
= 4.7 F
1
FUNDAMENTAL
INPUT SIGNAL FREQUENCY (Hz)
RMS
V
FREQUENCY
1K
DD
3
SCR WAVEFORMS
ERROR
0.1%
SUPPLY VOLTAGE (V)
2
CREST FACTOR
20Hz
4
10K
3
ERROR
1%
5
100Hz
4
60Hz
6
100K
I
I
sn1966 1966fas
DD
SS
V
SS
–3dB
5
250Hz
7
ERROR
= GND
1966 G16
10%
1966 G12
1966 G19
8
1M
6