SAA7196 Datasheet, PDF (32/76 Pages) NXP Semiconductors – Digital video decoder, Scaler and Clock generator circuit DESCPro

Philips Semiconductors
Digital video decoder, Scaler and Clock
generator circuit (DESCPro)
Product specification
SAA7196
Table 13 VRAM port output data formats for bits 15 to 0 (continued from Table 12)
EFE-bit = 0 and VOF-bit = 0 (controllable via I²C-bus); burst mode only; note 1.
VMUX
PIXEL
OUTPUT
BIT
FS1 = 0; FS0 = 0
RGB 5-5-5+α
16-BIT LONG WORD
n+1
n+3
FS1 = 0; FS0 = 1
YUV 4 : 2 : 2
16-BIT WORDS
n+1
n+3
1
0
1
0
1
0
1
0
VRO15
Z
α
Z
α
Z
Yo7
Z
Yo7
VRO14
Z
R4
Z
R4
Z
Yo6
Z
Yo6
VRO13
Z
R3
Z
R3
Z
Yo5
Z
Yo5
VRO12
Z
R2
Z
R2
Z
Yo4
Z
Yo4
VRO11
Z
R1
Z
R1
Z
Yo3
Z
Yo3
VRO10
Z
R0
Z
R0
Z
Yo2
Z
Yo2
VRO9
Z
G4
Z
G4
Z
Yo1
Z
Yo1
VRO8
Z
G3
Z
G3
Z
Yo0
Z
Yo0
VRO7
Z
G2
Z
G2
Z
Ve7
Z
Ve7
VRO6
Z
G1
Z
G1
Z
Ve6
Z
Ve6
VRO5
Z
G0
Z
G0
Z
Ve5
Z
Ve5
VRO4
Z
B4
Z
B4
Z
Ve4
Z
Ve4
VRO3
Z
B3
Z
B3
Z
Ve3
Z
Ve3
VRO2
Z
B2
Z
B2
Z
Ve2
Z
Ve2
VRO1
Z
B1
Z
B1
Z
Ve1
Z
Ve1
VRO0
Z
B0
Z
B0
Z
Ve0
Z
Ve0
FS1 = 1; FS0 = 1
8-bit monochrome
16-BIT WORDS
n+2
n+3
n+6
n+7
1
0
1
0
Z
Yc7
Z
Yc7
Z
Yc6
Z
Yc6
Z
Yc5
Z
Yc5
Z
Yc4
Z
Yc4
Z
Yc3
Z
Yc3
Z
Yc2
Z
Yc2
Z
Yc1
Z
Yc1
Z
Yc0
Z
Yc0
Z
Yd7
Z
Yd7
Z
Yd6
Z
Yd6
Z
Yd5
Z
Yd5
Z
Yd4
Z
Yd4
Z
Yd3
Z
Yd3
Z
Yd2
Z
Yd2
Z
Yd1
Z
Yd1
Z
Yd0
Z
Yd0
Note
1. α = keying bit; R, G, B, Y, U and V = digital signals; e = even pixel number; o = odd pixel number;
a, b, c, d = consecutive pixels; Z = high-impedance (3-state).
1996 Nov 04
32