SAA7186 데이터 시트보기 (PDF) - Philips Electronics
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SAA7186 Datasheet PDF : 44 Pages
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Philips Semiconductors
Digital video scaler
Preliminary specification
SAA7186
SYMBOL PIN STATUS
DESCRIPTION
n.c.
41 −
not connected
VSS4
RESN
42 −
43 I
GND4 (0 V)
reset input (active-LOW for at least 30LLC periods)
SDA
44 I/O
IIC-bus data line
SCL
45 I
IIC-bus clock line
IICSA 46 I
set module address input of IIC-bus (LOW = B8, HIGH = BC)
BTST 47 I
output disable input; HIGH sets all data outputs to high-impedance state
INCADR 48 O
line increment / vertical reset control output line
HFL
49 O
FIFO register half-full flag output
VOEN 50 I
VRAM port output enable input (active-LOW)
VCLK 51 I
FIFO register clock input signal
n.c.
52 −
not connected
VSS5
53 −
n.c.
54 −
VDD5
55 −
VRO31 56 O
GND5 (0 V)
not connected
+5 V supply voltage 5
VRO30 57 O
VRO29 58 O
video output; 32-bit VRAM output port (bits 31 to 28)
VRO28 59 O
n.c.
60 −
not connected
VRO27 61 O
VRO26 62 O
VRO25 63 O
video output; 32-bit VRAM output port (bits 27 to 24)
VRO24 64 O
VSS6
n.c.
65 −
66 −
VDD6
67 −
VRO23 68 O
VRO22 69 O
GND6 (0 V)
not connected
+5 V supply voltage 6
video output; 32-bit VRAM output port (bits 23 to 22)
VRO21 70 O
VRO20 71 O
video output; 32-bit VRAM output port (bits 21 to 20)
n.c.
72 −
not connected
VRO19 73 O
VRO18 74 O
video output; 32-bit VRAM output port (bits 19 to 17)
VRO17 75 O
VDD7
76 −
VRO16 77 O
+5 V supply voltage 7
video output; 32-bit VRAM output port (bit16)
VSS7
n.c.
78 −
79 −
GND7 (0 V)
not connected
May 1993
6
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