saa5284 NXP Semiconductors, saa5284 Datasheet - Page 6

• Manufacturer Part Number: saa5284
• Description: Multimedia Video Data Acquisition Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Note
1. These pins have two functions, depending on the interface mode.
1998 Feb 05
OSCGND
SEL0
SEL1
BLACK
I
CVBS1
CVBS0
V
V
V
V
D7
D6
D5
D4
D3
D2
D1
D0
A0
A1
A2
INT
RDY
WR
RD
CS0
DMARQ
DMACK
VPOIN0
VPOIN1
V
V
LLC
LLC2
CS1
REF
DDA
SSA
SSD1
SSD2
SSD3
DDD
Multimedia video data acquisition circuit
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
SYMBOL
(1)
(1)
(1)
PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
9
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
oscillator ground
parallel interface format select 0
parallel interface format select 1
video black level storage; connected to V
reference current input; connected to V
analog composite video input 1
analog composite video input 0
analog +5 V supply
analog ground supply
digital ground supply 1
digital ground supply 2
data bus 7/video data output 7
data bus 6/video data output 6
data bus 5/video data output 5
data bus 4/video data output 4
data bus 3/video data output 3
data bus 2/video data output 2
data bus 1/video data output 1
data bus 0/video data output 0
address input 0/video data input 7
address input 1/video data input 6
address input 2/video data input 5
interrupt request
ready/DTACK (data acknowledge)/VBI, open-drain
Intel bus Write/Motorola bus R/W/video data input 4
Intel bus Read/Motorola bus LDS/video data input 3
chip select 0; active LOW
DMA request
DMA acknowledge/video data input 2
video data input 0
video data input 1
digital ground supply 3
digital +5 V supply
full rate digital video clock input
half rate digital video clock input
chip select 1; active LOW
6
DESCRIPTION
SSA
SSA
via 27 k resistor
via 100 nF capacitor
Objective specification
SAA5284