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PDF M61111FP Data sheet ( Hoja de datos )

Número de pieza M61111FP
Descripción Coil-less VIF/SIF
Fabricantes Hitachi Semiconductor 
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No Preview Available ! M61111FP Hoja de datos, Descripción, Manual

M61111FP
Coil-less VIF/SIF
REJ03F0014-0100Z
Rev.1.00
Aug.25.2003
Description
The M61111FP is a semiconductor integrated circuit built-in the PLL inter-carrier method VIF/SIF dedicated to NTSC.
The circuit includes the VIF amplifier, image waveform detection, APC detection, IF/RF, AGC, VCO, AFT, LOCK
DET, EQ, AF amplifier, limitter, FM waveform detector circuits, and acts as a small tuner.
Features
Eliminates the need for the VCO coil for intermediate frequency signal processing
AFT adjustment is not required and flat temperature characteristics is realized
Reference frequency of 3.58 MHz/4.00 MHz
Image intermediate frequency US (47.75 MHz)/JP (58 .75 MHz)
VIF/SIF mute function
SIF buffer output available
FM receivable (optional)
Recommended Operating Conditions
Power-supply voltage range: 4.75 to 5.25 V
Recommended power-supply voltage: 5.0 V
Application
TV, VCR
Pin Configuration
Video out
TV / FM SW
Video in
Vcc
Video det out
APC
VCO F/B (Defeat)
SIF in (Delay Point)
Vr eg
SIF out (US / JP SW)
Audio out
Audio Level Cont.
1
2
3
4
5
6
7
8
9
10
11
12
24 EQ AMP F/B
23 IF AGC 2
22 IF AGC 1
21 VIF in 2
20 VIF in 1
19 GND
18 QIF in ( Inter / Split SW)
17 RF AGC
16 AFT (FM Carrier det)
15 Logic Vcc
14 Ref Signal (3.58/4.00)
13 Logic GND
Rev.1.00, Aug.25.2003, page 1 of 19

1 page




M61111FP pdf
M61111FP
Pin Function (cont)
Pin Pin Name
No.
7 VCO F/B
Function
Equivalent Circuit
VCO Feedback terminal.
The feedback control is to keep the internal
VCO of the uniform free-running frequency.
This terminal has dual function, connecting
to gnd select mode with VIF/SIF defeat.
4
7
20K 10K
To Defeat SW
1K
8 SIF in
(Delay
Point)
9 Vreg
RF AGC Delay terminal. 4.5 MHz SIF
signal “LIM IN” is input at this pin which has
dual function.
The RF AGC Delay Point is set up of DC
component of this signal. AC component is
FM signal.
4
8
5.1K
40 40p
160uA
Regulated voltage output terminal.
The voltage is approximately 3 V.
4
50
9
9.9K
3.7V
7K
23K 20K
17.5K
10 SIF out
(US/JP
SW)
SIF output terminal. FM signal which is
converted to 4.5 MHz is output. This pin
has dual function of being VIF VCO type
selection terminal. Connect to GND with
1.5 k; JPN “58.75 MHz”
No connect; USA “45.75 MHz”
6.2K
4
600
10
1.2mA
30K
3.8V
6p
11 Audio out Sound output terminal.
De-emphasis is achieved by external
components.
4
200
11
0.8mA
12 Audio
AF Bypass terminal. It is connected to one 4
Level Cont.
of the input of a differential amplifier,
external capacitor provides AC filtering.
When resistor is connected in series with
12
30K
1K
100
capacitor, it is possible to lower the
30K 1K
amplitude of the audio output.
when audio output terminal is not use,
please connect this terminal to GND.
Rev.1.00, Aug.25.2003, page 5 of 19

5 Page





M61111FP arduino
M61111FP
Test Circuit
IF Signal
Ref. Signal
5V
1
SW23
2
TP23
TP22
TP17
12
0.01u
12
3.58 4.00
SW14
1:1
TP16
47u
24 23 22 21 20 19 18 17 16 15 14 13
EQ
AMP
IF AGC
Det
VIF AM P
Video
Det
C oil- le s s
VC O
APC
RF AGC
AMP
AFT
LPF
SIF
AMP
LIM
AMP
FM AF
Det AMP
1 23 4
SW2
TP1
TV
1
FM
32
2.5V
5V
240
15u
330
5 6 7 8 9 10 11 12
TP6
Non-
D efea t
1
TP7
SW7
D efea t
2
SW8
TP9
1
US
TP10
SW10
2
JP
TP12
TP11
1
SW12
SIF Defea t
2
1K 1 3 2
TP5 LIM IN Signal
Note: This test circuit is based on RENESAS board for evaluation.
Rev.1.00, Aug.25.2003, page 11 of 19

11 Page







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