AD8118
AD8118 is Analog Crosspoint Switch manufactured by Analog Devices.
- Part of the AD8117 comparator family.
- Part of the AD8117 comparator family.
FEATURES
High channel count, 32 × 32 high speed, nonblocking switch array
Differential or single-ended operation Differential G = +1 (AD8117) or G = +2 (AD8118) Flexible power supplies
Single +5 V supply, or dual ±2.5 V supplies Serial or parallel programming of switch array High impedance output disable allows connection of multiple devices with minimal loading on output bus Excellent video performance
>50 MHz 0.1 d B gain flatness 0.05%/0.05° differential gain/phase error (RL = 150 Ω) Excellent ac performance Bandwidth: 600 MHz Slew rate: 1800 V/μs Settling time: 2.5 ns to 1% Low power of 2.5 W Low all hostile crosstalk <
- 70 d B at 5 MHz <
- 43 d B at 600 MHz Reset pin allows disabling of all outputs (connected through a capacitor to ground provides power-on reset capability) 304-ball BGA package (31 mm × 31 mm)
APPLICATIONS
Routing of high speed signals including RGB and ponent video routing KVM pressed video (MPEG, wavelet) Data munications
GENERAL DESCRIPTION
The AD8117/AD8118 are high speed, 32 × 32 analog crosspoint switch matrices. They offer 600 MHz bandwidth and slew rate of 1800 V/μs for high resolution puter graphics (RGB) signal switching. With less than
- 70 d B of crosstalk and
- 80 d B isolation (at 5 MHz), the AD8117/AD8118 are useful in many high speed applications. The 0.1 d B flatness greater than 50 MHz makes the AD8117/AD8118 ideal for posite video switching.
The AD8117/AD8118 include 32 independent output buffers that can be placed into a high impedance state for paralleling crosspoint outputs so that off-channels present minimal loading to an output bus. The AD8117 has a differential gain of +1, while the AD8118 has a differential gain of +2 for ease of use in
Rev. B
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