参数资料
型号: VCA2615RGZR
厂商: TEXAS INSTRUMENTS INC
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PQCC48
封装: 7 X 7 MM, GREEN, PLASTIC, QFN-48
文件页数: 29/33页
文件大小: 1122K
代理商: VCA2615RGZR
VCA2615
SBOS316D JULY 2005 REVISED OCTOBER 2008
www.ti.com
5
PIN CONFIGURATION
VDDA
CEXTA1
CEXTA2
VCAIN A
VCAIN+A
LNPOUT A
LNPOUT+A
NC
VB
VDDAL
GNDAL
LNPIN A
VDDB
C
EXTB1
CEXTB2
VCAINB
VCA
IN+B
LNPOUTB
LNPOUT+B
NC
VDDBL
GNDBL
LNPINB
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
VCA2615
(Thermal Pad tied to
Ground Potential,
QFN only)
G
NDA
VC
A
OU
T
A
VC
A
OU
T
+A
FB
4
VC
A
IN
SE
L
V
CNT
L
FB
3
FB
2
FB
1
VC
A
OU
T
+B
VC
A
OU
T
B
G
NDB
48
47
46
45
44
43
42
41
40
39
38
37
G1
G2
V
DD
A
LN
P
IN
+A
V
DD
R
V
CL
M
P
V
CM
GN
D
R
LN
P
IN
+B
PD
L
PD
V
H/
L
13
14
15
16
17
18
19
20
21
22
23
24
PIN CONFIGURATION
PIN
DESIGNATOR
DESCRIPTION
PIN
DESIGNATOR
DESCRIPTION
1
VDDA
Channel A + Supply
25
LNPINB
Channel B LNP Inverting Input
2
CEXTA1
External Capacitor
26
GNDBL
GND B Channel LNP
3
CEXTA2
External Capacitor
27
VDDBL
VDD B Channel LNP
4
VCAINA
Channel A VCA Negative Input
28
NC
Do Not Connect
5
VCAIN+A
Channel A VCA Positive Input
29
NC
Do Not Connect
6
LNPOUTA
Channel A LNP Negative Output
30
LNPOUT+B
Channel B LNP Positive Output
7
LNPOUT+A
Channel A LNP Positive Output
31
LNPOUTB
Channel B LNP Negative Output
8
NC
Do Not Connect
32
VCAIN+B
Channel B VCA Positive Input
9
VB
0.01
F Bypass
33
VCAINB
Channel B VCA Negative Input
10
VDDAL
VDD A Channel LNP
34
CEXTB2
External Capacitor
11
GNDAL
GND A Channel LNP
35
CEXTB1
External Capacitor
12
LNPINA
Channel A LNP Inverting Input
36
VDDB
Channel B + Supply
13
G1
LNP Gain Setting Pin (MSB)
37
GNDB
Channel B Ground
14
G2
LNP Gain Setting Pin (LSB)
38
VCAOUTB
Channel B VCA Negative Output
15
VDDA
Supply Pin for Gain Setting
39
VCAOUT+B
Channel B VCA Positive Output
16
LNPIN+A
Channel A LNP Noninverting Input
40
FB1
Feedback Control Pin
17
VDDR
Supply for Internal Reference
41
FB2
Feedback Control Pin
18
VCLMP
VCA Clamp Voltage Setting Pin
42
FB3
Feedback Control Pin
19
VCM
0.1
F Bypass
43
VCNTL
VCA Control Voltage Input
20
GNDR
Ground for Internal Reference
44
VCAINSEL
VCA Input Select, Hi = External
21
LNPIN+B
Channel B LNP Noninverting Input
45
FB4
Feedback Control Pin
22
PDL
Power Down LNPs
46
VCAOUT+A
Channel A VCA Positive Pin
23
PDV
Power Down VCAs
47
VCAOUTA
Channel A VCA Negative Pin
24
H/L
VCA High/Low Gain Mode
48
GNDA
Channel A Ground
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