TC237 Datasheet, PDF (13/15 Pages) Texas Instruments – 680- × 500-pixel ccd image sensor

VS
0.1
Oscillator
1 _{GND VCC} 14
7 _{GND CLK} 8
VCC
0.1
User-Defined
VCC
Timer
1 _CLKIN
2 _PCMP
VCC
RST
12
11
3 _{CLAMP IA1} 10
4 _S/H
IA2 ⁹
5 _{CLEAR† SA} 8
6 _GND
SR ⁷
VCC
TC237
680- × 500-PIXEL CCD IMAGE SENSOR
SOCS044B – JUNE 1994 – REVISED JUNE 1996
VSUB
TMC57253DSB
1 _VAB
2
3
VCC
GND
4 _EN
5 _ABIN
6 _ABMIN
7 _IA1IN
8 _IA2IN
9 _SAIN
10 _SRIN
11 _SRMIN
12 _GND
VABM ²⁴
ABOUT ²³
VABL ²²
GND ²¹
IA1OUT ²⁰
VI ^{19 VS}
IA2OUT ¹⁸
GND ¹⁷
SAOUT ¹⁶
VS ¹⁵
SROUT ¹⁴
VSM ¹³
15 V
TC237
1 _ODB
2 _IAG2
3 _SUB
4 _ADB
5 _OUT1
6 _OUT2
IAG1 ¹²
SAG ¹¹
SAG ¹⁰
SUB ⁹
SRG ⁸
RST ⁷
0.1
10 k
22 pF
VODB
10 k
+ ¹⁵
+
0.1
33
ADB
0.1
10 k
1k
VODB
2N3904
2N3904
15
+
CLR‡
VADB
+
33
15
+
100
0.1
2N3904
OUT1
1k
VADB
+15
10 k
22 pF
2N3904
All values are in Ω and µF unless otherwise noted.
† _{CLEAR is active-low TTL.}
‡ _{CLR is nominally 18 VDC with a 10-V pulse for image clear.}
DC VOLTAGES
VS
12 V
VCC
5V
VSUB 10 V
VADB
VODB
22 V
22 V
Figure 10. Typical Application Circuit Diagram
100
0.1
2N3904
OUT2
1k
DEVICE
TMC57253DSB
PACKAGE
24-pin surface
SUPPORT CIRCUIT
APPLICATION
Driver
FUNCTION
Driver for IAG1, 2, SAG, SRG, and RST
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