|
|
Teilenummer | U4270B |
|
Beschreibung | FM IF limiter amplifier and detector | |
Hersteller | TEMIC Semiconductors | |
Logo | ||
Gesamt 7 Seiten www.DataSheet4U.com
TELEFUNKEN Semiconductors
FM IF limiter amplifier and detector
U 4270 B
Description
The U 4270 B is an integrated bipolar FM-IF amplifier
circuit with field strength indicator, stop signal generator,
multipath detector and controllable mute function. It is
designed for car radios and home receiver applications.
Features
D 7 stage limiter amplifier
D Multipath signal detector
D Stop signal generator with controllable threshold
Block Diagram
D Signal strength output
D Controllable mute function
D High signal/noise ratio and low signal distortion
1 14 (15)
9 (10)
18(20)
(19)
17
R3 Mute depth control
10 (11)
3 (4)
4 (5)
8 (9)
(8)
7
16 (18)
11 (12) 15 (16) 13 (14) 12 (13)
5 (6)
6
(7)
2
( ) SSO 20
94 8876
Rev. A1: 07.10.1994
Preliminary Information
1
U 4270 B
Ordering and package information
Extended type number
U 4270 B-CFS
U 4270 B-CFSG3
U 4270 B-C
Package
SSO 20 plastic
SSO 20 plastic
DIP 18
Dimensions in mm
Package DIP 18
TELEFUNKEN Semiconductors
Remarks
Taping according to IEC-286-3
Package SSO 20
6
Preliminary Information
Rev. A1: 07.10.1994
6 Page | ||
Seiten | Gesamt 7 Seiten | |
PDF Download | [ U4270B Schematic.PDF ] |
Teilenummer | Beschreibung | Hersteller |
U4270B | FM IF limiter amplifier and detector | TEMIC Semiconductors |
Teilenummer | Beschreibung | Hersteller |
CD40175BC | Hex D-Type Flip-Flop / Quad D-Type Flip-Flop. |
Fairchild Semiconductor |
KTD1146 | EPITAXIAL PLANAR NPN TRANSISTOR. |
KEC |
www.Datenblatt-PDF.com | 2020 | Kontakt | Suche |