tda8753a NXP Semiconductors, tda8753a Datasheet - Page 11

• Manufacturer Part Number: tda8753a
• Description: Yuv 8-bit Analog-to-digital Interface
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 4 Internal ADC data coding as a function of the analog input
Table 5 Coring and luminance delay
1996 Jan 12
F1:1
YUV 8-bit analog-to-digital interface
UV_CORING
0
0
1
1
Underflow
Overflow
STEP
128
254
255
....
16
....
....
0
1
F1:0
0
1
0
1
INTERNAL CORING CORRECTION
(AROUND CODE 128 LEVEL)
INPUT VOLTAGE
IN U AND V CHANNELS
<0.26
>1.52
0.26
0.34
0.89
1.52
....
....
....
-
coring off
+1/ 1
+1/ 0
+2/ 1
INTERNAL BINARY OUTPUTS
11
00000000
00000000
00000001
00010000
10000000
11111110
11111111
11111111
F2:1
........
........
........
0
0
1
1
Y_VAR_DELAY
F2:0
0
1
0
1
V
clamp level of Y channel
clamp level of U and V channels
V
INTERNAL DELAY FOR Y PATH
DECref(L)
ref(H)
AT PREFILTER INPUT
(CLOCK PULSE)
0.1 V/1.5
/1.5
REMARKS
Product specification
TDA8753A
0
1
2
3