Allied International GX1050 Camcorder User Manual


 
GX1050 Technical Manual
Page 28
User Trigger Circuit Example
This diagram indicates one example of a 5V TTL based user trigger circuit.
0.1u
10V
CAMERA POWER
USER LOGIC SYNC OUT 4
SYNC IN 2
SN74ABT244APWR
3
5
7
9
12
14
16
18
17
15
13
11
8
6
4
2
20
19
10
1
2Y4
2Y3
2Y2
2Y1
1Y4
1Y3
1Y2
1Y1
2A4
2A3
2A2
2A1
1A4
1A3
1A2
1A1
VCC
2OE
GND
1OE
1K
CABLE SIDE
USER GND
SYNC OUT 2
EXTERNAL POWER
SYNC OUT 4
1K
NOTES:
1. CAMERA POWER = 5V TO 24V
2. CAMERA POWER DOES NOT NEED TO BE THE SAME AS USER VCC.
3. CAMERA GND DOES NOT NEED TO CONNECT TO USER GND.
4. USER VCC MUST HAVE CURRENT CAPACITY TO SUPPLY IC
CURRENT FOR EACH SYNC OUT USED.
USER LOGIC SYNC OUT 3
POWER GROUND
1
2
3
4
5
6
7
8
9
10
1112
HIROSE HR10A-10P-12S
1
2
3
4
5
6
7
8
9
10
11
12
USER LOGIC SYNC IN 2
SYNC OUT 1
USER LOGIC SYNC OUT 2
1K
SYNC OUT 3
USER VCC
1K
USER LOGIC SYNC OUT 1
VDD+5
VDD+5
5V POWER
CIRCUIT
USER LOGIC SYNC IN 1
SYNC IN 1