
REV. 0
–6–
AD9937
PIN CONFIGURATION
36
35
34
33
32
31
30
29
39
38
37
42
41
40
28
27
26
25
15 16 17 18 19 20 21 22 23 24
13
14
1
2
3
4
5
6
7
8
9
10
11
12
48 47 46 45 44 43
PIN 1
IDENTIFIER
TOP VIEW
(Not to Scale)
AD9937
S
S
S
REFB
REFT
AVSS
CCDIN
AVDD
VCKM
TCVDD
TCVSS
NC
D8
D9
D0
D1
D2
D3
DRVSS
DRVDD
D4
D5
D6
D7
V
H
O
D
D
L
V
T
V
T
V
TG1B
V1A/B
TG1A
V
H
H
H
H
H
H
H
H
H
H
R
49
50
51
52
53
54
55
56
NC
NC
NC
NC
R
R
NC = NO CONNECT
PIN FUNCTION DESCRIPTIONS
1
Pin
No.
Mnemonic
Type
2
Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NC
NC
D0
D1
D2
D3
DRVSS
DRVDD
D4
D5
D6
D7
D8
D9
VCLK
HVDD2
NC
NC
DO
DO
DO
DO
P
P
DO
DO
DO
DO
DO
DO
DO
P
No Connect
No Connect
Data Output
Data Output
Data Output
Data Output
Data Output Driver Ground
Data Output Driver Supply
Data Output
Data Output
Data Output
Data Output
Data Output
Data Output
Data Output Clock
Horizontal Driver Supply 2
for H1D, H2B, and H1B
Horizontal Driver Ground 2
CCD Horizontal Clock 4
CCD Horizontal Clock 6
CCD Horizontal Clock 2
Horizontal Driver Supply 1
for H1C, H2A, and H1A
Horizontal Driver Ground 1
CCD Horizontal Clock 3
CCD Horizontal Clock 5
CCD Horizontal Clock 1
RS Driver Ground
CCD Reset Gate Clock
RS Driver Supply
No Connect
No Connect
17
18
19
20
21
HVSS2
H1D
H2B
H1B
HVDD1
P
DO
DO
DO
P
22
23
24
25
26
27
28
29
30
HVSS1
H1C
H2A
H1A
RSVSS
RS
RSVDD
NC
NC
P
DO
DO
DO
P
DO
P
NC
NC
Pin
No.
Mnemonic
Type
2
Description
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
NC
TCVSS
TCVDD
VCKM
AVDD
CCDIN
AVSS
REFT
REFB
TG1A
V1A/B
TG1B
V2
TG3A
V3A/B
TG3B
V4
LM
DVDD
DVSS
OFD
HD
VD
SLD
SDA
SCK
NC
P
P
DI
3
P
AI
P
AO
AO
DO
DO
DO
DO
DO
DO
DO
DO
DO
P
P
DO
DO
DO
DI
3
DI
3
DI
3
No Connect
Analog Ground for Timing Core
Analog Supply for Timing Core
Reference Clock Input
Analog Supply for AFE
CCD Input Signal
Analog Ground for AFE
Voltage Reference Top Bypass
Voltage Reference Bottom Bypass
CCD Sensor Gate Pulse 1
CCD Vertical Transfer Clock 1
CCD Sensor Gate Pulse 2
CCD Vertical Transfer Clock 2
CCD Sensor Gate Pulse 3
CCD Vertical Transfer Clock 3
CCD Sensor Gate Pulse 4
CCD Vertical Transfer Clock 4
Line Memory Control Pulse
Digital Supply
Digital Ground
CCD Substrate Reset Pulse
Horizontal Sync Pulse
Vertical Sync Pulse
3-Wire Serial Load Pulse
3-Wire Serial Data
3-Wire Serial Clock
NOTES
1
See Figure 41 for circuit configuration.
2
AI = Analog Input, AO = Analog Output, DI = Digital Input,
DO = Digital Output, DIO = Digital Input/Output, P = Power,
NC = No Connection.
3
Schmitt trigger type input.