tda8786g NXP Semiconductors, tda8786g Datasheet - Page 20

• Manufacturer Part Number: tda8786g
• Description: 10-bit Analog-to-digital Interface For Ccd Cameras
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1997 Nov 17
handbook, full pagewidth
10-bit analog-to-digital interface for
CCD cameras
V DDD
V DDD
OEN (optional)
(to ADC)
10 k
SCL/SN CL
A1/SN RES
BC848C
A0/SN DA
HD (opt.)
5 V
5 V
5 V
V DDD
FI IN
12 MHz
Fig.17 SAA8110G system configuration for camera application (continued in Fig.18).
18 pF
18 pF
digital ground
analog ground
V DDA1
V DDA2
V DDA3
10 k
4.7 F
P3.2/INT0
P3.3/INT1
P1.7/SDA
P1.6/SCL
P3.0/RxD
P3.1/TxD
P3.6/WR
P3.7/RD
P3.4/T0
P3.5/T1
XTAL2
XTAL1
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
RST
V SS
VD (from PPG)
2
3
4
5
6
7
8
9
10
11
13
14
15
16
17
18
19
20
21
22
CONTROLLER
V4
DRIVER BUFFER
V DDD
MICRO-
POWER SUPPLIES
xxV
(OM-XXX)
VERTICAL
SWITCH MODE
83C654
V3
83C54/
(optional)
V4 V3 V2 V1
V2
VERTICAL DRIVER
xxV
V1
44
43
42
41
40
39
38
37
36
35
33
32
31
30
29
28
27
26
25
24
(PPG)
V DD
P0.0/AD0
P0.1/AD1
P0.2/AD2
P0.3/AD3
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA
ALE
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
P2.4/A12
P2.3/A11
P2.2/A10
P2.1/A9
P2.0/A8
H1
H1
V DDD
CCD
V DDD
H2
H2
10 F
RESET_DSP
(to DSP)
SMP_CLK
(from DSP)
4.7
k
V DDD
Electrical
Shutter
Shutter
Horizontal Drive
4.7
k
V DDD
V DDA1
CDSPULSE1
CDSPULSE2
Vertical Drive
CLAMPCDS
CLAMPOPB
CLAMPADC
V DDD
100 nF
CDAC OUT
OFD level
(optional)
PreBlank
Reset
Reset
Pulse
20
CCDout
Field Id
100 nF
CLK1
CLK2
CLAMPADC
(from PPG)
SDA
V DD
SCL
PTC
P0
P1
220 nF
220 nF
100 nF
AMPOUT
5
6
7
8
PCF8598
PCF8594
PCF8582
CLAMPOPB
PreBlank
EPROM
P0 (optional, PPG setting)
P1 (optional, PPG settings)
CDAC OUT (optional, can be used for frequency tuning)
CLK1 (to ADC and DSP)
CLK2 (to DSP, CLK2 = 2
CDSPULSE1
CDSPULSE2
CLAMPCDS (CLAMP CDS, OPB, ADC can be the same)
CLAMPOPB
CLAMPADC
PreBlank (optional)
HD (to DSP and C)
VD (to DSP and C)
FI (to DSP and C)
MGK393
AMPOUT
AGCOUT
OFDOUT
CLPOPB
CLPADC
4
3
2
1
AGND1
PBOUT
1 nF
V CCA1
ADCIN
1 F
V SS
A2
NC
WP
PBIN
PBK
V ref
V DDA1
V DDA1
1
2
3
4
5
6
7
8
9
10
11
12
CDSPULSE1
CDSPULSE2
CLAMPCDS
100
48 47
13 14 15 16
nF
ANALOG-TO-DIGITAL INTERFACE
CLK1)
CLK1
100 nF
nF
1
46 45
TDA8786; TDA8786A
nF
TDA8786AG
1
44 43 42
17 18 19
TDA8786G
or
2.2
nF
20
41
200
nF
21
40
39
22
Product specification
100 nF
38
23
37
24
V DDA1
V DDD
V DDD
36
35
34
33
32
31
30
29
28
27
26
25
OEN (optional)
(from microcontroller)
100 nF
100 nF
OGND
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
DGND1
C
D
G
H
M
A
B
E
F
J
K
L
I