HA456_06 Datasheet, PDF (8/13 Pages) Intersil Corporation – 120MHz, Low Power, 8x8 Video Crosspoint Switch

HA456
HFA1412
VIDEO
INPUTS
(A_V = +2)
HA456
6
IN0
8 _IN1
10 _IN2
13 _IN3
15 _IN4
17 _IN5
14
IN6
21 _IN7
43 ^RS
3 IN 1
OUT1 1
75Ω
OUT0
OUT1 ⁴¹
OUT2 ³⁴
OUT3 ³⁷
OUT4 ³⁵
32
OUT5
OUT6 ³⁰
OUT7 ²⁸
CE ²⁷
16
EDGE/LEVEL
R_S
5 _{IN 2}
10 _{IN 3}
12
IN 4
R_S
OUT2 ⁷
8
OUT3
OUT4 ¹⁴
V+ -IN0:3 V-
4 2, 6 9, 13 11
-5V
19
1
2
24 _WR
3
V+ ^{18, 29, 44}
4
5
3 _{D0/SER IN}
31, 33, 36
AGND
2 _{D1/SER OUT DGND} 11, 14
6
42 _D2
7
40 _D3
22, 38
V-
30
33
8
7
5
A0
A1
14
4 _A2
SER/PAR ²⁰
26
16
25 _LATCH
CE
36
18 _NC
+5V
-5V
V_OUT
75Ω
NOTE: All decoupling capacitors 0.1μF Ceramic (1 per supply pin). For lowest crosstalk connect unused pins to GND use R_S to tune the overall
output response.
FIGURE 2. TYPICAL HIGH PERFORMANCE, PARALLEL MODE APPLICATION CIRCUIT (SEE FIGURE 18)
Waveforms
A2:0, D3:0
CE
VALID DATA
VALID DATA
t_DS
t_DH
t_CS
t_CH
WR
LATCH
(EDGE MODE)
8
t_WL
t_WH
t_D
t_L
FIGURE 3. DIGITAL TIMING REQUIREMENTS
FN4153.5
August 14, 2006