SAA7196 Datasheet, PDF (28/76 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 9 VRAM port output data formats for bits 15 to 0 (continued from Table 8)
EFE-bit = 0 and VOF-bit = 1 (controllable via I²C-bus); burst mode only; note 1.
PIXEL
OUTPUT
BIT
FS1 = 0; FS0 = 0
RGB 5-5-5+α
32-BIT WORDS
n+1 n+3 n+5
VRO15
α
α
α
VRO14 R4
R4
R4
VRO13 R3
R3
R3
VRO12 R2
R2
R2
VRO11 R1
R1
R1
VRO10 R0
R0
R0
VRO9
G4
G4
G4
VRO8
G3
G3
G3
VRO7
G2
G2
G2
VRO6
G1
G1
G1
VRO5
G0
G0
G0
VRO4
B4
B4
B4
VRO3
B3
B3
B3
VRO2
B2
B2
B2
VRO1
B1
B1
B1
VRO0
B0
B0
B0
FS1 = 0; FS0 = 0
YUV 4 : 2 : 2
32-BIT WORDS
n+1 n+3 n+5
Yo7 Yo7 Yo7
Yo6 Yo6 Yo6
Yo5 Yo5 Yo5
Yo4 Yo4 Yo4
Yo3 Yo3 Yo3
Yo2 Yo2 Yo2
Yo1 Yo1 Yo1
Yo0 Yo0 Yo0
Ve7 Ve7 Ve7
Ve6 Ve6 Ve6
Ve5 Ve5 Ve5
Ve4 Ve4 Ve4
Ve3 Ve3 Ve3
Ve2 Ve2 Ve2
Ve1 Ve1 Ve1
Ve0 Ve0 Ve0
FS1 = 0; FS0 = 0
YUV 4 : 2 : 2
16-BIT WORDS
OUTPUTS NOT USED
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
FS1 = 0; FS0 = 0
8-bit monochrome
32-BIT WORDS
n + 2 n + 6 n + 10
n + 3 n + 7 n + 11
Yc7 Yc7 Yc7
Yc6 Yc6 Yc6
Yc5 Yc5 Yc5
Yc4 Yc4 Yc4
Yc3 Yc3 Yc3
Yc2 Yc2 Yc2
Yc1 Yc1 Yc1
Yc0 Yc0 Yc0
Yd7 Yd7 Yd7
Yd6 Yd6 Yd6
Yd5 Yd5 Yd5
Yd4 Yd4 Yd4
Yd3 Yd3 Yd3
Yd2 Yd2 Yd2
Yd1 Yd1 Yd1
Yd0 Yd0 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.
1996 Nov 04
28