bt865a Conexant Systems, Inc., bt865a Datasheet - Page 7

no-image

bt865a

Manufacturer Part Number
bt865a
Description
Ycrcb To Ntsc/pal Digital Video Encoder
Manufacturer
Conexant Systems, Inc.
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
bt865aKPF
Manufacturer:
BT
Quantity:
613
Part Number:
bt865aKPF
Manufacturer:
CONEXANT
Quantity:
20 000
Part Number:
bt865aKRF
Manufacturer:
Conexant
Quantity:
416
Part Number:
bt865aKRF
Manufacturer:
CONEXANT
Quantity:
20 000
Figures
100138C
02/17/03
Figure 1-1.
Figure 1-2.
Figure 1-3.
Figure 1-4.
Figure 1-5.
Figure 1-6.
Figure 1-7.
Figure 1-8.
Figure 1-9.
Figure 1-10.
Figure 1-11.
Figure 1-12.
Figure 1-13.
Figure 1-14.
Figure 1-15.
Figure 1-16.
Figure 1-17.
Figure 1-18.
Figure 1-19.
Figure 1-20.
Figure 1-21.
Figure 1-22.
Figure 1-23.
Figure 1-24.
Figure 1-25.
Figure 1-26.
Figure 1-27.
Figure 3-1.
Figure 3-2.
Figure 3-3.
Figure 3-4.
Figure 3-5.
Figure 4-1.
Figure 4-2.
Bt864A/Bt865A Pinout Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Detailed Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
HSYNC* Timing in Master Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Interlaced 525-Line (TSC) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Interlaced 525-Line (PAL-M) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Interlaced 625-Line (PAL-B, D, G, H, I, Nc) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Interlaced 625-Line (PAL-B, D, G, H, I, Nc) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . 1-11
Interlaced 625-Line (PAL-N) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
Interlaced 625-Line (PAL-N) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
Noninterlaced 262-Line (NTSC) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
Noninterlaced 262-Line (PAL-M) Video Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
Noninterlaced 312-Line (PAL-B, D, G, H, I, N, N
Three-Stage Chrominance Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
Three-Stage Chrominance Filter (Passband) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
Luminance 2X Upsampling Filter Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
Luminance 2X Upsampling Filter Response (Passband) . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
DAC Sinx/x Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23
DAC Sinx/x Response (Passband) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
Teletext Timing for Tb864A/Bt865A Encoder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26
PQ Ratio Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27
Typical CGMS Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-28
Y (Luminance) Video Output Waveform SETUPDIS = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . 1-31
Y (Luminance) Video Output Waveform SETUPDIS = 1 . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32
C (Chrominance) Video Output Waveform SETUPDIS = 0 . . . . . . . . . . . . . . . . . . . . . . . . 1-33
C (Chrominance) Video Output Waveform SETUPDIS = 1 . . . . . . . . . . . . . . . . . . . . . . . . 1-34
CVBS (Composite) Video Output Waveform SETUPDIS = 0 . . . . . . . . . . . . . . . . . . . . . . . 1-35
CVBS (Composite) Video Output Waveform SETUPDIS = 1 . . . . . . . . . . . . . . . . . . . . . . . 1-36
Simplified Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Example Power Plane Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Example of Mutual Inductance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Wiring for the Reset Input Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
I
YCrCb Video Input and Output Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
52-Pin Metric Quad Flatpack (MQFP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
2
C Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Conexant
c
) Video Timing . . . . . . . . . . . . . . . . . . . 1-14
vii

Related parts for bt865a