LTC1968CMS8 Linear Technology, LTC1968CMS8 Datasheet - Page 5

• Manufacturer Part Number: LTC1968CMS8
• Description: IC CONVERTER RMS-DC PREC 8MSOP
• Manufacturer: Linear Technology

Specifications of LTC1968CMS8

• Current - Supply: 2.3mA
• Voltage - Supply: 5.0V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TYPICAL PERFOR A CE CHARACTERISTICS
200.4
201.0
200.8
200.6
200.0
199.8
199.6
199.4
199.2
199.0
200.2
–0.02
–0.04
–0.06
–0.08
–0.10
–0.5
–1.0
3.0
2.5
2.0
1.5
1.0
0.5
0.10
0.08
0.06
0.04
0.02
0
0
–500
0
Power Supply and ENABLE Pin
Current vs ENABLE Voltage
1
Performance vs Crest Factor
DC Linearity
200mV
C
O.1%/DIV
C
V
EFFECT OF OFFSETS
MAY BE POSITIVE OR
NEGATIVE AT V
AVE
AVE
IN2
1
= 10µF
= MIDSUPPLY
= 10µF
–300
RMS
ENABLE PIN VOLTAGE (V)
2
SCR WAVEFORMS
2
CREST FACTOR
–100
I
IN
S
V
= 0V
IN1
3
3
(mV)
10kHz
100
60Hz
4
I
EN
W
4
1kHz
300
20Hz
5
1968 G11
1968 G05
1968 G08
U
500
6
5
300
200
100
0
–100
–200
–300
–400
220
210
200
190
180
170
160
150
140
130
120
3.0
2.5
0.5
2.0
1.5
1.0
0
1000
100
1
0
Performance vs Large Crest Factor
Supply Current vs Supply Voltage
10
200mV
C
5%/DIV
AVE
1k
Input Signal Bandwidth
vs RMS Value
2
= 10µF
1
RMS
1% ERROR
INPUT SIGNAL FREQUENCY (Hz)
10k
1% ERROR
SUPPLY VOLTAGE (V)
3
SCR WAVEFORMS
2
CREST FACTOR
4
100k
3
60Hz
5
20Hz
1M
4
6
10kHz
40kHz
–3dB
5
7
10M
1kHz
1968 G06
1968 G09
1968 G12
8
6
100M
–0.05
–0.10
–0.15
–0.20
0.20
0.15
0.10
0.05
2.44
2.42
2.38
2.36
2.34
2.30
2.40
2.32
200
198
196
194
190
188
186
184
182
202
192
0
100
–55
0
Supply Current vs Temperature
Input Signal Bandwidth
AC Linearity
1%/DIV
C
V
SINEWAVES
C
V
AVE
IN
AVE
IN2
–35
= 200mV
= MIDSUPPLY
= 10µF
= 10µF
INPUT SIGNAL FREQUENCY (Hz)
100
1k
–15
TEMPERATURE (°C)
RMS
V
5
IN1
200
10k
(mV AC
25
LTC1968
45
100k
300
RMS
65
40kHz
60Hz
)
85 105
400
1M
1968 G10
1968 G13
1968 G07
5
1968f
10M
500
125