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TDA1574
Datasheet
General description
The TDA1574 is a monolithic integrated FM tuner circuit designed for use in the r.f./i.f. section of car radios and home-receivers. The circuit comprises a mixer, oscillator and a linear i.f. amplifier for signal processing, plus the following additional features.
Features
- Keyed automatic gain control (a.g.c.)
- Regulated reference voltage
- Buffered oscillator output
- Electronic standby switch
- Internal buffered mixer driving.
Products/packages
| Type number | North American Type number | Ordering code (12NC) | Product status | Package | Packing | Marking | Chemical content | Leadfree conversion date |
|---|---|---|---|---|---|---|---|---|
| TDA1574/V3 | TDA1574N | 9350 089 90112 | Volume production | SOT102-1
(DIP18) | Tube | Standard Marking | TDA1574/V3
| Always Pb-free |
Pricing/ordering/availability
| Type number | Ordering code(12NC) | Indicative price/unit($) | Region | Distributor | In stock | Inventory date | Buy online | Samples |
|---|---|---|---|---|---|---|---|---|
| TDA1574/V3 | 9350 089 90112 | Order samples |
Applications
- Mechanical tuning; this is possible with or without integrating AFC circuit
- Electrical tuning; this is realized by one directional (band-up) search tuning facility, including RESET to the lower-band limit.
Design support
Support Documents
75015389;
Single chip solution for mainstream LCD TV (2005-12-01)
75015395;
Single chip solution for mainstream LCD TV (2005-12-01)
Parametrics/similar products
| Type number | Package | Low-noise oscillator with buffered output | Double-balanced mixer | Internal oscillator buffer for driving the mixer | Linear IF amplifier(can drive ceramic filters) | Regulated reference voltage | Electronic standby switch(non-FM operating modes) | Wideband and narrow-band control of AGC processor | Mixer noise(dB) | Oscillator THD(dBc) | IF amplifier noise(dB) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| TDA1574/V3 | SOT102-1
(DIP18) | yes | yes | yes | yes | yes | yes | yes | 9 | -15 | 6.5 |
Similar products
TDA1574
links to the similar products page containing an overview of products that are similar in
function or related to the type number(s) as listed on this page.
The similar products page includes products from the same catalog tree(s),
relevant selection guides and products from the same functional category.
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