VCA2613 Datasheet, PDF (3/16 Pages) Burr-Brown (TI) – Dual, VARIABLE GAIN AMPLIFIER with Low-Noise Preamp

PIN CONFIGURATION
48 47 46 45 44 43 42 41 40 39 38 37
V_DDA 1
NC 2
NC 3
VCA_INNA 4
VCA_INPA 5
LNP_OUTNA 6
LNP_OUTPA 7
SWFBA 8
FBA 9
COMP1A 10
COMP2A 11
LNP_INNA 12
VCA2613
13 14 15 16 17 18 19 20 21 22 23 24
36 V_DDB
35 NC
34 NC
33 VCA_INNB
32 VCA_INPB
31 LNP_OUTNB
30 LNP_OUTPB
29 SWFBB
28 FBB
27 COMP1B
26 COMP2B
25 LNP_INNB
PIN DESCRIPTIONS
PIN
DESIGNATOR
DESCRIPTION
PIN
DESIGNATOR
DESCRIPTION
1
V_DDA
Channel A +Supply
2
NC
Do Not Connect
25
LNP_INNB
Channel B LNP Inverting Input
26
COMP2B
Channel B Frequency Compensation 2
3
NC
Do Not Connect
27
COMP1B
Channel B Frequency Compensation 1
4
VCA_INNA
Channel A VCA Negative Input
28
FBB
Channel B Feedback Output
5
VCA_INPA
Channel A VCA Positive Input
29
SWFBB
Channel B Switched Feedback Output
6
LNP_OUTNA
Channel A LNP Negative Output
30
LNP_OUTPB
Channel B LNP Positive Output
7
LNP_OUTPA
Channel A LNP Positive Output
31
LNP_OUTNB
Channel B LNP Negative Output
8
SWFBA
Channel A Switched Feedback Output
32
VCA_INPB
Channel B VCA Positive Input
9
FBA
Channel A Feedback Output
33
VCA_INNB
Channel B VCA Negative Input
10
COMP1A
Channel A Frequency Compensation 1
34
NC
Do Not Connect
11
COMP2A
Channel A Frequency Compensation 2
35
NC
Do Not Connect
12
LNP_INNA
Channel A LNP Inverting Input
13
LNP_GS3A
Channel A LNP Gain Strap 3
36
V_DDB
Channel B +Analog Supply
37
GNDB
Channel B Analog Ground
14
LNP_GS2A
Channel A LNP Gain Strap 2
15
LNP_GS1A
Channel A LNP Gain Strap 1
16
LNP_INPA
Channel A LNP Noninverting Input
17
V_DDR
+Supply for Internal Reference
18
V_BIAS
0.01µF Bypass to Ground
19
V_CM
0.01µF Bypass to Ground
20
GNDR
Ground for Internal Reference
21
LNP_INPB
Channel B LNP Noninverting Input
22
LNP_GS1B
Channel B LNP Gain Strap 1
23
LNP_GS2B
Channel B LNP Gain Strap 2
24
LNP_GS3B
Channel B LNP Gain Strap 3
38
VCA_OUTNB
Channel B VCA Negative Output
39
VCA_OUTPB
Channel B VCA Positive Output
40
MGS₃
Maximum Gain Select 3 (LSB)
41
MGS₂
Maximum Gain Select 2
42
MGS₁
Maximum Gain Select 1 (MSB)
43
VCA_CNTL
VCA Control Voltage
44
VCA_INSEL
VCA Input Select, HI = External
45
FBSW_CNTL
Feedback Switch Control: HI = ON
46
VCA_OUTPA
Channel A VCA Positive Output
47
VCA_OUTNA
Channel A VCA Negative Output
48
GNDA
Channel A Analog Ground
VCA2613
3
SBOS179D
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