HA456 Intersil Corporation, HA456 Datasheet - Page 9

• Manufacturer Part Number: HA456
• Description: 120MHz/ Low Power/ 8 x 8 Video Crosspoint Switch
• Manufacturer: Intersil Corporation

NOTE: All decoupling capacitors 0.1 F Ceramic (1 per supply pin). For lowest crosstalk connect unused pins to GND use R
output response.
Waveforms
A2:0, D3:0
(EDGE MODE)
LATCH
WR
CE
19
30
33
36
FIGURE 2. TYPICAL HIGH PERFORMANCE, PARALLEL MODE APPLICATION CIRCUIT (SEE FIGURE 18)
INPUTS
VIDEO
14
16
18
1
2
3
4
5
6
7
8
NC
9
44
11
13
15
18
41
40
36
34
43
42
19
2
4
7
9
1
HA456 (MQFP PINOUT)
IN0
IN1
IN2
IN3
IN4
IN5
IN6
IN7
WR
D0/SER IN
D1/SER OUT
D2
D3
A0
A1
A2
LATCH
VALID DATA
EDGE/LEVEL
FIGURE 3. DIGITAL TIMING REQUIREMENTS
SER/PAR
AGND
DGND
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
CE
CE
V+
V-
37
35
33
31
29
26
24
22
21
10
12, 23, 38
25, 27, 30
5, 8
16, 32
14
20
HA456
R
R
R
S
S
S
10
12
3
5
4
V+
IN 1
IN 2
IN 3
IN 4
2, 6 9, 13
(A
HFA1412
-IN0:3
V
+5V
= +2)
OUT1
OUT2
OUT3
OUT4
-5V
t
DS
VALID DATA
V-
t
WL
11
1
7
8
14
-5V
75
t
CS
t
L
t
t
CH
D
t
DH
t
WH
S
to tune the overall
75
V
OUT