AD8108 Analog Devices, AD8108 Datasheet - Page 4

• Manufacturer Part Number: AD8108
• Description: 325 Mhz, 8x8 Buffered Video Crosspoint Switch (Gain=1)
• Manufacturer: Analog Devices

V
RESET, SER/PAR
CLK, D0, D1, D2,
D3, A0, A1, A2
CE, UPDATE
2.0 V min
AD8108/AD8109
TIMING CHARACTERISTICS (Parallel)
Parameter
Data Setup Time
CLK Pulsewidth
Data Hold Time
CLK Pulse Separation
CLK to UPDATE Delay
UPDATE Pulsewidth
Propagation Delay, UPDATE to Switch On or Off
CLK, UPDATE Rise and Fall Times
RESET Time
IH
V
RESET, SER/PAR
CLK, D0, D1, D2,
D3, A0, A1, A2
CE, UPDATE
0.8 V max
IL
0 = TRANSPARENT
1 = LATCHED
UPDATE
D0–D3
A0–A2
CLK
1
0
1
0
V
DATA OUT
2.7 V min
OH
t
1
t
3
t
2
V
DATA OUT
0.5 V max
OL
Table II. Logic Levels
t
Symbol
t
t
t
t
t
t
–
–
–
4
1
2
3
4
5
6
I
RESET, SER/PAR
CLK, D0, D1, D2,
D3, A0, A1, A2
CE, UPDATE
20 µA max
IH
Min
20
100
20
100
0
50
200
I
RESET, SER/PAR
CLK, D0, D1, D2,
D3, A0, A1, A2
CE, UPDATE
–400 µA min
IL
Limit
t
5
Max
t
8
100
6
I
DATA OUT
–400 µA max
OH
I
DATA OUT
3.0 mA min
OL
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns