参数资料
型号: LT5554IUH#PBF
厂商: Linear Technology
文件页数: 20/32页
文件大小: 0K
描述: IC VGA DIG CONTROL 32-QFN
标准包装: 73
应用: 可变增益(VGA)
电路数: 1
-3db带宽: 1GHz
电流 - 电源: 200mA
电压 - 电源,单路/双路(±): 4.75 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-QFN 裸露焊盘(5x5)
包装: 管件
产品目录页面: 1322 (CN2011-ZH PDF)
LT5554
27
5554f
J6
J7
J1
5554 F21
VDEC
PG0
VPG
11
9
13
15
17
19
21
23
25
27
29
31
VDEC ENB PG0 PG1 PG2
3
1
5
7
VCC
VCC VCC
35
33
37
39
12
10
14
16
18
20
22
24
26
28
30
32
4
2
6
8
36
34
38
40
VCCO VCCO VCCO VCCO
PG3 PG4 PG5 PG6 STROBE
VPG MODE
VDEC ENB PG0 PG1 PG2
VCC
VCCO
PG3 PG4 PG5 PG6 STROBE
VPG MODE
J5, 40 PINS
SMT-TB
R20
10k
PG1
R21
10k
PG2
R22
10k
PG3
R23
10k
PG4
R24
10k
PG5
R25
10k
PG6
R26
10k
C27
0.1μF
C21
0.1μF
C22
0.1μF
C23
0.1μF
C24
0.1μF
C25
0.1μF
C26
0.1μF
T2
TC2-1T
2:1
32
PG1
31
GND
30
PG2
29
PG3
PG1
PG2 PG3
28
GND
27
PG4
26
GND
25
GND
9
PG5
10
GND
11
PG6
12
PG0
PG6 PG0
13
GND
14
STROBE
15
GND
16
GND
1
GND
2
GND
3
DEC
4
IN+
5
IN
6
DEC
7
GND
8
GND
24
VCC
VCCO
23
ENB
ENABLE
22
GND
21
OUT
20
OUT+
19
GND
18
MODE
MINI-
CIRCUITS
17
VCC
LT5554
NOT
MOUNTED
J3
J33
C3
0.1μF
C18
0.1μF
C19
4.7μF
R7
NC
R3
R4
R2
OUT
IN+
OUT+
R6
681Ω
R5
68.1Ω
C6
47nF
C8
0.1μF
NOT
MOUNTED
NOT MOUNTED
J11
IN
C5
1μF
C17
47nF
R17
R33
R34
R27
R1
R29
R30
R32
NOT MOUNTED
C16
47nF
NOT MOUNTED
C15
47nF
R16
J2
NOT MOUNTED
R28
NOT MOUNTED
C12
47nF
NOT MOUNTED
C11
47nF
R12
J4
NOT MOUNTED
C21 THROUGH C27 ARE NOT MOUNTED
NOT MOUNTED
C13
47nF
C14
47nF
R14
R31
R8
C4
T1
1:1
ETC1-1-13
MACOM
C9
0.1μF
APPLICATIONS INFORMATION
Figure 21. Evaluation Circuit Schematic
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