Z90102 Datasheet, PDF (26/36 Pages) Zilog, Inc. – 40-Pin Low-Cost Digital Television Controller

Z90102/90103/90104
40-Pin Low-Cost Digital Television Controller
SUMMARY (Continued)
Zilog
OUT
VCC
N
N
VCC
N
N
PAD
Figure 28. Output Only, 12-Volt Open-Drain
(Pad Type 7)
VCC
RESET
RPU
20 Ohm
PAD
N
Figure 29. Reset Input Circuit
(Pad Type 8)
STOP
-
P67
+
-
P66
+
VCC
P
2R
VCC
1R
20 Ohm
PAD
2R
Figure 30. AFC Input Circuit
(Pad Type 9)
Table 2. Mapping of Symbolic Pad Types to Pin
Functions
Pin Name
Pad Type
XTAL1, OSCIN
1
XTAL2, OSCOUT
*
/RESET
8
P20-P27
5
P30-P31
2
P34-P36
3
P60-P65
2
AFCIN
9
HSYNC, VSYNC
2
VRED, VBLUE, VGREEN,
3
VBLANK
3
PWM1
3
PWM [6 -11]
7
Note:
*High gain start, low gain run amplifier circuit.
26
DS97TEL1902