[sdiy] Some thoughts about ladder filter circuit

[Aaron Lanterman]

On Dec 12, 2008, at 9:20 AM, Tom Wiltshire wrote:

> On 11 Dec 2008, at 20:48, Simon Brouwer wrote:
>
>> I get the impression that CA3046 is not being made anymore,  
>> Intersil lists the part as inactive, and in any case Farnell  
>> doesn't have it.
>
> Intersil might list CA3046 as inactive, but they're still making  
> HFA3046 (and a number of others), which might be a modern version of  
> the part. Only available in SOIC though.

Findchips.com shows Newark has 41 CA3046s for $1.77 and Jameco has  
12079 of them for $0.70 ($0.51 in quantities of 100).

It shows JDR Microdevices has CA3146s at 55 cents.

- Aaron