CS4954_06 Datasheet, PDF (55/60 Pages) Cirrus Logic – NTSC/PAL Digital Video Encoder

CS4954 CS4955
L1
Ferrite Bead
Vcc
4.7 μF
0.1 μF
17 _{36 41 46}
15
XTALIN
VDD
VAA
NC ¹⁴ _XTALOUT
VREF ³⁸
16 _PADDR
Gpio port
Vcc
30 _TTXDAT
31
TTXRQ
26-19
PDAT[7:0]
27
RD
28
WR
RED ³⁹
GREEN ⁴⁰
BLUE ⁴³
1.5 kΩ
I²C
Controller
1.5 kΩ
110 Ω
32 _SDA
33 _SCL
110 Ω
CVBS ⁴⁴
CS4954
CS4955
Y ⁴⁸
27 MHz Clock
Pixel Data
29 _CLK
8
V[7:0]
8-1
C ⁴⁷
75 or
300 Ω ∗
75 or
300 Ω ∗
75 or
300 Ω ∗
to SCART
Connector
Composite Video
Connector
75 or 300 Ω ∗
* Identical load resistors are
to be used at the receive
75 or 300 Ω ∗ device.
S-Video
Connector
9
FIELD/CB
10
HSYNC /CB
11
VSYNC
13 _TEST
GNDD
18
INT ¹²
RESINETT ³⁴
ISET ³⁷
GNDA
35 42 45
75 or 300 Ω ∗
4 kΩ±1%
Figure 31. Typical Connection Diagram
DS278F6
55