AD8436 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD8436 Datasheet PDF : 21 Pages
| |||
Data Sheet
AD8436
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
SUM CAVG CCF VCC IBUFV+
20
1
DNC
16
15
OBUFV+
RMS
IBUFOUT
PIN 1
INDICATOR
AD8436
TOP VIEW
(Not to Scale)
OBUFOUT
OBUFIN–
IBUFIN–
OBUFIN+
SUM 1
DNC 2
RMS 3
IBUFOUT 4
IBUFIN– 5
IBUFIN+ 6
IBUFGN 7
DNC 8
OGND 9
OUT 10
AD8436
TOP VIEW
(Not to Scale)
20 CAVG
19 CCF
18 VCC
17 IBUFV+
16 OBUFV+
15 OBUFOUT
14 OBUFIN–
13 OBUFIN+
12 IGND
11 VEE
IBUFIN+
5
IGND
11
6
IBUFGN DNC
OGND
OUT
10
VEE
NOTES
1. DNC = DO NOT CONNECT. DO NOT CONNECT TO THIS PIN.
2. THE EXPOSED PAD CONNECTION IS OPTIONAL.
Figure 3. Pin Configuration, Top View, CP-20-8
NOTES
1. DNC = DO NOT CONNECT.
DO NOT CONNECT TO THIS PIN.
Figure 4. Pin Configuration, RQ-20
Table 3. Pin Function Descriptions, CP-20-8
Pin No. Mnemonic Description
1
DNC
Do Not Connect. Used for factory test.
2
RMS
AC Input to the RMS Core.
3
IBUFOUT FET Input Buffer Output Pin.
4
IBUFIN− FET Input Buffer Inverting Input Pin.
5
IBUFIN+ FET Input Buffer Noninverting Input Pin.
6
IBUFGN
Optional 10 kΩ Precision Gain Resistor.
7
DNC
Do Not Connect. Used for factory test.
8
OGND
Internal 16 kΩ I-to-V Resistor.
9
OUT
RMS Core Voltage or Current Output.
10
VEE
Negative Supply Rail.
11
IGND
Half Supply Node.
12
OBUFIN+ Output Buffer Noninverting Input Pin.
13
OBUFIN− Output Buffer Inverting Input Pin.
14
OBUFOUT Output Buffer Output Pin.
15
OBUFV+ Power Pin for the Output Buffer.
16
IBUFV+
Power Pin for the Input Buffer.
17
VCC
Positive Supply Rail for the RMS Core.
18
CCF
Connection for Crest Factor Capacitor.
19
CAVG
Connection for Averaging Capacitor.
20
SUM
Summing Amplifier Input Pin.
EP
DNC
Exposed Pad Connection to Ground
Pad Optional.
Table 4. Pin Function Descriptions, RQ-20
Pin No. Mnemonic Description
1
SUM
Summing Amplifier Input Pin.
2
DNC
Do Not Connect. Used for factory test.
3
RMS
AC Input to the RMS Core.
4
IBUFOUT FET Input Buffer Output Pin.
5
IBUFIN− FET Input Buffer Inverting Input Pin.
6
IBUFIN+ FET Input Buffer Noninverting Input Pin.
7
IBUFGN
Optional 10 kΩ Precision Gain Resistor.
8
DNC
Do Not Connect. Used for factory test.
9
OGND
Internal 16 kΩ I-to-V Resistor.
10
OUT
RMS Core Voltage or Current Output.
11
VEE
Negative Supply Rail.
12
IGND
Half Supply Node.
13
OBUFIN+ Output Buffer Noninverting Input Pin.
14
OBUFIN− Output Buffer Inverting Input Pin.
15
OBUFOUT Output Buffer Output Pin.
16
OBUFV+ Power Pin for the Output Buffer.
17
IBUFV+
Power Pin for the Input Buffer.
18
VCC
Positive Supply Rail for the RMS Core.
19
CCF
Connection for Crest Factor Capacitor.
20
CAVG
Connection for Averaging Capacitor.
Rev. E | Page 5 of 21
Share Link: 