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Re: Temic TSOP 1838
Well i will check it. I am off to work now and will report back.
I have recently had a few discontinued components some chips @ 3.99 for
36p.
Only wanted 1 but ended up buying 5!
Steve.
----- Original Message -----
From: "Nigel Orr" <Nigel.Orr@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: 24 August 2000 10:41 AM
Subject: Re: [ukha_d] Temic TSOP 1838
> At 10:18 24/08/00 +0100, you wrote:
> >If you have the MAPLIN part code, i can definatively check to see
if none
> >are still in the company.
>
> NU67 , pg236 of the current catalogue.
>
> Showing as discontinued on the website, and I think Keith D had
> confirmation from Maplin Central :-(
>
> The Sharp should do the job, the datasheet (on the web at
> http://sharp-world.com/ecg/pdf/unit/is1u60.pdf
)is a bit vague in places,
> but it looks like 2 external components are all that's needed, and
it's
> cheaper than the TBA2800 chip which needs several. If both the data
sheet
> and RS catalogue are correct, it has a 22k pullup internally, and is
> specified to drive into a 2.2k pullup, so 10 in parallel should still
work
> properly. The Temic one has a 100k pullup, and is specified to drive
5mA
> (IIRC), so it could have 100 in parallel. 10 should be enough for me
:-)
>
> Nigel
>
>
>
>
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