LA1787M datasheet(4/54 Pages) ONSEMI

tên linh kiện	LA1787M

Giải thích chi tiết về linh kiện	Single-Chip Tuner IC

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Function List

FM Front End (Equivalent to the Sanyo LA1193)

• Double input type double balanced mixer

• Pin diode drive AGC output

• MOSFET second gate drive AGC output

• Keyed AGC adjustment pin

• Differential IF amplifier

• Wide band AGC sensitivity setting pin, and narrow

band AGC sensitivity setting pin

• Local oscillator

FM IF

• IF limiter amplifier

• S-meter output (also used for AM) 6-stage pickup

• Multipath detection pin (shared FM signal meter)

• Quadrature detection

• AF preamplifier

• AGC output

• Band muting

• Weak input muting

• Soft muting adjustment pin

• Muting attenuation adjustment pin

• IF counter buffer output (also used for AM)

• SD (IF counter buffer on level) adjustment pin

• SD output (active high) (also used for AM)

Noise Canceller

• High-pass filter (first order)

• Delay circuit based low-pass filter (fourth order)

• Noise AGC

• Pilot signal compensation circuit

• Noise sensitivity setting pin

• Function for disabling the noise canceller in AM

mode

Multiplex Functions

• Adjustment-free VCO circuit

• Level follower type pilot canceller circuit

• HCC (high cut control)

• Automatic stereo/mono switching

• VCO oscillation stop function (AM mode)

• Forced monaural

• SNC (stereo noise controller)

• Stereo display pin

• Anti-birdie filter

AM

• Double balanced mixer (1st, 2nd)

• IF amplifier

• Detection

• RF AGC (narrow/wide)

• Pin diode drive pin

• IF AGC

• Signal meter output (also used for FM)

• Local oscillator circuits (first and second)

• Local oscillator buffer output

• IF counter buffer output (also used by the FM IF)

• SD (IF counter buffer on level) adjustment pin

• SD output (active high) (also used for AM)

• Wide AGC

• Detection output frequency characteristics

adjustment pin (low cut, high deemphasis)

• AM stereo buffer

MRC (multipath noise rejection circuit)

AM/FM switching output (linked to the FM VCC)

No. 6655-4/54

LA1787M

Số phần tương tự - LA1787M

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Sanyo Semicon Device	LA1787M	606Kb / 54P	Single-Chip Tuner IC for Car Radios
	LA1787M	600Kb / 54P	Single-Chip Tuner IC for Car Radios
	LA1787M	600Kb / 54P	Single-Chip Tuner IC for Car Radios

More results

Mô tả tương tự - LA1787M

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Sanyo Semicon Device	LA1851N	391Kb / 16P	DTS Single-chip Tuner IC
Sanyo Semicon Device	LA1888NM	2Mb / 65P	Car Stereo Single-Chip Tuner IC
ON Semiconductor	LA1837M	463Kb / 9P	Single-Chip AM/FM Tuner IC May, 2013
Sanyo Semicon Device	LA1845N	125Kb / 9P	For Home Stereo IC Single-Chip Tuner IC
	LA1787M	606Kb / 54P	Single-Chip Tuner IC for Car Radios
	LA1784M	568Kb / 50P	Single-Chip Tuner IC for Car Radios
	LA1781M	514Kb / 48P	For Car Radios Single-Chip Tuner IC
	LA1776M	544Kb / 41P	Single-Chip Tuner IC for Car Radios
	LV25200M	523Kb / 45P	Single chip Tuner IC for Car Radio
	LA1781M	567Kb / 50P	Single-Chip Tuner IC for Car Radios

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LA1787M bảng dữ liệu(PDF) 4 Page - ON Semiconductor

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