
I
Block Diagram (AN2147FHP)
N
10
μ
F
YE1IN
N
N
2.2
μ
F0.22
μ
F
N
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SP1
SP2
0.8V
157ns
0.8V
157ns
0.1
μ
F
+
33
μ
F
330k
3.3k
3.3k
CADC
typ.500mV
CDS
SIG
0.1
μ
F
YADC
3.3k
3.3k
typ.
3.3V
230k
+
33
μ
F
22k
0.1
μ
F
YAGC
OUT
MC
CONT
typ.500mV
GAM IN
1.5V
0.1
μ
F
KNEE
0.047
μ
F
YDC
CONT
2.5V
1.0V
CP2
CBLK
SSG
IN
typ.
600mV
P–P
0.047
μ
F
1.8V
V
REF
BDC
CONT
0.047
μ
F
BDC
CONT
HIGH CLIP
typ.2.8V
GAM OUT
22k
typ.
±
500mV
2.2V
BT OUT
SUPP
33
μ
F
typ. V
REF
Y
typ.
±
500mV
2.2V
R–Y OUT
WBLK IN
1.0V
0V
36k
BLK
OUT
typ. 500mV
typ. 500mV
1.0V
1.8V IRISOUT
2.2
μ
F
SW
FADE
typ.(Black)1
1.0V
R–Y
GAIN
typ.
V
REF
FADE IN
typ. 3.3V
(Through)
FADE
OUT
B–Y
GAIN
typ.
V
REF
1.8V
typ.
±
660mV
VAP
IN
HAP
IN
HAP
OUT
30k
SYNC IN
DL IN
V
REF
±
400V
1.8V
±
400V
1.8V
1.5V
1k
LPF
1.8V
1k
V
REF
typ.
300mV
COUT
CCLIP
typ.
V
REF
±
1.0V
2.5V
±
1000mV
0.01
μ
F
CHIN
1.0V
±
750mV
V
CC
4.6V
Y
V
REF
1.8V
0.1
μ
F
0.1
μ
F
0.1
μ
F
R–Y IN
B–Y IN
C GAM CONT
2.7V
EDGE TEST
PCD3CT
REF
SYNC
300mV
PED
50mV
Y OUT
0.1
μ
F
Y IN
HICLIP
±
850mV
1.7V
+
(CBLK)
CLANP
(CP3)
typ.
±
500mV
typ.
V
REF
R–Y
MAT
RG OUT
typ.
V
REF
B–Y
MAT
typ.
±
500mV
1.85V
1.85V
BG OUT
CPOB PBLK
DRIVF
IN
CPOB
P BLK
2.5V
1.0V
1.0V
FH/2
V
CC
4.6V
typ.
300mV
1.5V
typ.
2.0V
10
μ
F
CY1 IN
CY1
CY1OUT
YE1OUT
2.0V
2.0V
typ.500mV
typ.500mV
1.5V
typ.
300mV
YE1 GAIN
typ. 2.0V
5.6k
×
4
GAIN
typ.
V
REF
YE+G
CY+MG
YE+G
V
REF
typ.
V
REF
GAIN
CY+G
BWB
0.1
μ
F
0.1
μ
F
YE2IN
CY2IN
CY+G
YE+MG
1H DL
BUFF
ATT
1H DL
BUFF
ATT
22k
×
4
0.1
μ
F
CY0IN
CY
YE
Vref
RWB
0.1
μ
F
1.8V
YE0IN
VAPOUT
CYOUT
30k
YEOUT
VAPTEST
2.4V
±
1000mV
1.8V
typ.500mV
CADC
CONT
S/H
LPF
CADC
S/H
LPF
C
(–3dB at 1MHz)
(200ns)
YDL
YAGC
YADC
CONT
CLAMP
(CP2)
Y
GAMMA
(CP2)
BLK
(P BLK)
CLAMP
(CP2)
CP2 CBLK
CLAMP
(CPOB)
V
CC
4.6V
V
REF
1.8V
BLK
(P.BLK)
CLAMP
(CPOB)
BLK
(P.BLK)
CLAMP
(CPOB)
BLK
(P.BLK)
CLAMP
(CPOB)
BLK
(P.BLK)
(–3dB at 1MHz)
LPF
GAMMA
GAMMA
( )
+
Det.
HPF
HPF
+
R WB
B WB
DL
(320ns)
GAMMA
GATE
BLK
(P BLK)
Det.
CLAMP
(CPOB)
B/W
(P BLK)
OR
DCCONT
(CP2)
FADE
LPF
BLK
(CF1B)
CLAMP
(CPOB)
CLAMP
(CPOB)
CLAMP
(CPOB)
FADE
LPF
BLK
(CF1 B)
(–3dB at 1MHz)
(–3dB at 1MHz)
DCCONT
(CP2)
+
FADE
Y
(10ns)
(120ns)
(120ns)
YDDL
DL
DL
HAP
+
–
+
–
IRIS
IN
(–3dB at 1MHz)
26dB
26dB
FH/2
+
–
+
–
+
+
–
8.2dB
+
H1GH
CUT
CY+G
GAIN
YE+G
GAIN
GAIN
CONT
GAIN
CONT
GAIN
CONT
GAIN
FH/2
CONT
PULSE
SEPA
1.8V
V
REF
9dB
Amp.
DC
CONT
PULSE
REPA
R–Y
Amp.
γ
.HC
EDGE
GAIN
CONT
GAIN
CONT
B–Y
Amp.
γ
.HC
EDGE
GAMMA
CONT
HIGH
CUT
HCLIP
LCLIP
BASE
CLIP
LOWLUMI
SUPP
HIGH
CLIP
FADE
CONT
SUPP
CONT