SAA7154E/V2/G,518 NXP Semiconductors, SAA7154E/V2/G,518 Datasheet - Page 74

• Manufacturer Part Number: SAA7154E/V2/G,518
• Manufacturer: NXP Semiconductors

Specifications of SAA7154E/V2/G,518

• Adc/dac Resolution: 10b
• Screening Level: Commercial
• Package Type: LBGA
• Pin Count: 156
• Lead Free Status / RoHS Status: Compliant

NXP Semiconductors
Table 44.
[1]
SAA7154E_SAA7154H_2
Product data sheet
Application
AV mode
D-terminal
FSW
Fig 23. External connection of different signal inputs
The definition, the function and the required ADC slices depend on the application of pins AI3x to AI4x.
mode-signal
D-terminal-
(line 1-3)
Relationship between logic levels and ADC slices for different applications
FSW
11.3 3-bit ADC application
ADC slices (%)
0 to 12.5
low: 0 % to 16.7 %
low: 0 % to 14.1 % of
1.304 V
0.4 V (30.7 %)
68 k
30 k
75
The SAA7154E; SAA7154H has 3-bit ADCs, which can be selected on input groups AI3x
and AI4x. They permit many applications (see
Section
Table 43.
Application
AV-mode
D-terminal
FSW
VGA sync
analog OSD (teletext decoder)
•
•
•
•
DC-level detection for D-connector and SCART
FSW-control
external VGA vertical sync input
analog OSD-overlay.
12.5 to 25
AI3X,
AI4X
AGND
AI3X,
AI4X
AGND
[1]
7.14.1):
Voltage ranges
25 to 37.5
-
middle: 32.9 % to 56.3 % of 1.304 V
slope
AV-mode-
VGA sync
Rev. 02 — 6 December 2007
signal
37.5 to 50
middle: 37.5 % to 58.3 % -
8.2 k
820
1.0 k
330
Voltage range of input signal
0 V to 12 V
0 V to 5 V
0 V to 3 V
0 V to 5 V
1.304 V maximum
AI3X,
AI4X
AGND
AI3X
AGND
SAA7154E; SAA7154H
50 to 62.5
Multistandard video decoder with comb filter
Figure
Analog
OSD
(SAA5697HL)
23,
62.5 to 75
-
R, G, B
Section
FSW
680
Voltage range at pin
0 V to 1.304 V
0 V to 1.531 V
0 V to 3 V
0 V to 1.4 V
1.304 V maximum
7.1.1.1,
150
510
75 to 87.5
high: 79.2 % to 100 %
high: 82.2 % to > 100 %
of 1.304 V
> 1 V (76.7 %)
© NXP B.V. 2007. All rights reserved.
Section 7.4
AI22,
AI32,
AI42
AI44
001aaa251
87.5 to 100
74 of 90
and