AD8108AST Analog Devices Inc, AD8108AST Datasheet - Page 15

• Manufacturer Part Number: AD8108AST
• Description: IC VIDEO CROSSPOINT SWIT 80LQFP
• Manufacturer: Analog Devices Inc

Specifications of AD8108AST

• Rohs Status: RoHS non-compliant
• Function: Video Crosspoint Switch
• Circuit: 1 x 8:8
• Voltage Supply Source: Dual Supply
• Voltage - Supply, Single/dual (±): ±4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Array Configuration: 8x8
• Number Of Arrays: 1
• Screening Level: Industrial
• Pin Count: 80
• Package Type: LQFP
• Power Supply Requirement: Dual
• Lead Free Status / RoHS Status: Not Compliant

100k
–0.1
–0.2
–0.3
–0.4
–0.5
10k
100
–2
–4
–6
–8
1M
0.5
0.4
0.3
0.2
0.1
1k
Figure 32. AD8108 Frequency Response vs. Capacitive Load
8
6
4
2
0
30k
0
30k
30k
Figure 31. AD8108 Input Impedance vs. Frequency
V
R
Figure 33. AD8108 Flatness vs. Capacitive Load
V
R
100k
IN
L
100k
IN
L
100k
= 150Ω
= 150 Ω
= 200mV
= 200mV
1M
1M
1M
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
C
L
10M
= 18pF
10M
C
L
10M
= 12pF
100M
100M
C
100M
L
C
= 18pF
L
= 12pF
1G
1G
500M
3G
3G
Rev. B | Page 15 of 32
Figure 36. AD8108 Offset Voltage Drift vs. Temperature (Normalized at 25°C)
–0.5
–1.0
–1.5
–2.0
–1
900
800
700
600
500
400
300
200
100
2.0
1.5
1.0
0.5
0.0
1
0
5
0
0
–60
–0.020
Figure 35. AD8108 Offset Voltage Distribution
–40
Figure 34. AD8108 Switching Time
INPUT 0 AT –1V
–0.010
–20
INPUT 1 AT +1V
OFFSET VOLTAGE (V)
TEMPERATURE ( ° C)
0
50ns/DIV
0.000
20
AD8108/AD8109
40
UPDATE
V
OUT
0.010
60
80
0.020
100