SAA4956TJ NXP Semiconductors, SAA4956TJ Datasheet - Page 11
![no-image](/images/manufacturer_photos/0/4/487/nxp_semiconductors_sml.jpg)
SAA4956TJ
Manufacturer Part Number
SAA4956TJ
Description
Manufacturer
NXP Semiconductors
Datasheet
1.SAA4956TJ.pdf
(36 pages)
Specifications of SAA4956TJ
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Supplier Unconfirmed
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SAA4956TJ/V1
Manufacturer:
PHILIPS/飞利浦
Quantity:
20 000
Philips Semiconductors
7.2
1998 Dec 08
handbook, full pagewidth
2.9-Mbit field memory with noise reduction
Switch position is off.
I
chroma_inverted
I
2
2
Cadapt_gain
C-bus control:
C-bus control:
Noise reduction function
DPCMin
I
2
C-bus control:
unfiltered
ABS/LIMITER
LOW-PASS
AVERAGE
FILTER 2
LUT
U/V
REFORMATTER
D2 (U0) , D3 (U1)
D0 (V0) , D1 (V1)
LOW-PASS
I
I
data input
FILTER 1
2
2
noise_shape
C-bus control:
C-bus control:
DPCMout
Kchroma
Kchromafix
Kluma
new U/V
delta U/V
4
LF delta U/V
I
Klumatochroma
2
chromafix and
C-bus control:
Fig.3 Block diagram of noise reduction.
D0 (V0) , D1 (V1)
D2 (U0) , D3 (U1)
NOISE SHAPE
FORMATTER
D to memory
processed U/V
delta
4
U/V
HF
REFORMATTER
D2 (U0) , D3 (U1)
D0 (V0) , D1 (V1)
D-field delay
old U/V
I
4
2
Yadapt_gain
C-bus control:
11
I
2
C-bus control:
unfiltered
ABS/LIMITER
LOW-PASS
FILTER 2
LUT
D11 (Y7) to D4 (Y0)
LOW-PASS
I
data input
FILTER 1
2
noise_shape
C-bus control:
Klumafix
Kluma
new Y
delta Y
8
LF delta Y
I
2
C-bus control:
lumafix
D11 (Y7) to D4 (Y0)
NOISE SHAPE
D to memory
Preliminary specification
SAA4956TJ
processed Y
delta
8
HF
D11 (Y7) to D4 (Y0)
Y
D-field delay
MGR689
old Y
8