SPT1018 Datasheet, PDF (9/11 Pages) List of Unclassifed Manufacturers – 8-BIT, HIGH SPEED D/A CONVERTER

Figure 8 - DAC Output Circuit
Reference Reference
Amplifier Current
Ref+
Ref-
+
-
Current
Sink #1
ISeg
Current
Sink #N
Out+
Out-
ISeg
VEE
Comp
Figure 9 - Video Output Waveform for Standard Load
IRE
110
0 mV
100 -73 mV
Bright
Normal High (White)
7.5 -728 mV
0 -781 mV
256 Gray Levels
Video
Blank
Normal Low (Black)
-40 -1071 mV
Sync
Figure 10 - Equivalent Input Circuits - Data, Clock, Controls and Reference
Conv
Conv
I_Bias
V_EE
Data and
Controls
Ref-
Ref+
Reference
Segment
Switch
I_Bias
I_Bias
V
SPT
80 kΩ
I_Bias
V_EE
9
V_CC
I_Bias
V_EE
SPT1018
5/14/97