TC237B Datasheet, PDF (13/15 Pages) Texas Instruments – 680-×500-PIXEL CCD IMAGE SENSOR

TC237B
680- × 500-PIXEL CCD IMAGE SENSOR
APPLICATION INFORMATION
SOCS063 – APRIL 2001
SRG_CLK
RST_CLK
A1 Y1
A2 Y2
A3 _Y3
A4 _Y4
G
74ACT240NS
+2 V
560
Ω
4.7 Ω
2.2 kΩ
4.7 Ω
10 kΩ
0.1 µF
0.1 µF
560
–10 ^Ω
v
+2 V
10 kΩ
560
Ω
4.7 Ω
2.2 kΩ
4.7 Ω
10 kΩ
0.1 µF
0.1 µF
Serial
Driver
+15 V
560
–10 ^Ω
v
10 kΩ
2.7
kΩ
2 kΩ
1.5
kΩ
ODB_CLK ^{3.3 kΩ}
ODB
Driver
3.3 kΩ
NOTES: _{A. Support circuits}
DEVICE
EL7202C
74ACT240NS
APPLICATION
Parallel driver
Serial pre-driver
CCD_SRG
10 Ω
10 Ω
TC237
IAG1 ODB
SAG IAG2
SAG SUB
SUB ADB
SRG OUT 1
RST OUT 2
+12 V
CCD_OUT1
CCD_OUT2
CCD_RST
10 Ω
10 Ω
CCD_ODB
10 Ω
5.2
kΩ
3.9
kΩ
+2 V
CCD_IAG
1
CCD_IAG2
1.2
kΩ
EL7202C
NC NC
OUTA INA
V+ GND
OUTB INB
–10 V
CCD_SAG
EL7202C
NC NC
OUTA INA
V+ GND
OUTB INB
1.8
kΩ
HN1A01F
E1 E2
B1 B2
C1 C2
+5 V
IAG1_CLK
1.8
kΩ
1.8
kΩ
HN1A01F
E1 E2
B1 B2
C1 C2
IAG2_CLK
1.8
kΩ
1.8
kΩ
HN1A01F
E1 E2
B1 B2
C1 C2
SAG_CLK
1.8
kΩ
Parallel
Driver
FUNCTION
Driver for IAG1, IAG2,SAG
Driver for SRG, RST
B. Clock, DC voltages
Clock SRG_CLK, RST_CLK, ODB_CLK, IAG1_CLK,
IAG2_CLK, SAG_CLK
DC
+15 V, +12 V, +5 V, +2 V, 0 V, (Ground), –10 V
TTL level
Figure 10. Typical Application Circuit Diagram
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
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