Datasheet MC3361BP, MC3361BD Datasheet (Motorola)

Order this document by MC3361B/D

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The MC3361B includes an Oscillator, Mixer, Limiting Amplifier,
Quadrature Discriminator, Active Filter, Squelch, Scan Control and Mute
Switch. This device is designed for use in FM dual conversion
communications equipment.

• Operates from 2.0 to 8.0 V Supply

• Low Drain Current 3.9 mA Typical @ V

• Excellent Sensitivity: Input Limiting Voltage –3.0 dB = 2.6 µV Typical

• Low Number of External Parts Required

• Operating Frequency Up to 60 MHz

= 4.0 Vdc

CC



LOW POWER

NARROWBAND FM IF

SEMICONDUCTOR

TECHNICAL DATA

16

1

P SUFFIX

PLASTIC PACKAGE

CASE 648

Not Recommended for New Design

Mixer

Input

16

Oscillator

Crystal

Representative Block Diagram

Squelch

Scan

Control

MuteGnd

15

Squelch Trigger with

Hysteresis

Mixer

1.8 k

Mixer

Osc

Output

This device contains 92 active transistors.

V

CC

In

Limiter

Input

Output

Limiter
Amp

1.8 k

Filter

Filter
Amp

50 k

654321

Decoupling

Recovered

Filter
Input

–

+

Demodulator

10 pF
52 k

Audio

9101114 13 12

AF
Amp

87

Quad

Coil

Crystal Osc

Mixer Output

Limiter Input

Decoupling

Quad Coil

ORDERING INFORMATION

Device

MC3361BD
MC3361BP

16

1

D SUFFIX

PLASTIC PACKAGE

CASE 751B

(SO–16)

PIN CONNECTIONS

116
2
3
4

V

CC

5
6
7
8

(Top View)

Operating

Temperature Range

TA = –30 to 70°C

15
14
13
12
11
10

9

Mixer Input
Ground
Audio Mute
Scan Control
Squelch Input
Filter Output
Filter Input

Demodulator
Output

Package

SO–16

Plastic DIP

MOTOROLA RF/IF DEVICE DATA

 Motorola, Inc. 1999 Rev 1

1

MC3361B

Squelch Off

2.9

3.9

4.9

MAXIMUM RATINGS (T

Rating Pin Symbol Value Unit

Power Supply Voltage 4 VCC(max) 10 Vdc
Operating Supply Voltage Range 4 V
Detector Input Voltage 8 – 1.0 V
Input Voltage (VCC q 4.0 V) 16 V
Mute Function 14 V
Junction Temperature – T
Operating Ambient Temperature Range – T
Storage Temperature Range – T

NOTES: 1. Maximum Ratings are those values beyond which damage to the device may occur .

Functional operation should be restricted to the limits in the Electrical Characteristics
tables or Pin Descriptions section.

2.ESD data available upon request.

ELECTRICAL CHARACTERISTICS (V

unless otherwise noted.)

Drain Current (No Signal)

Recovered Audio Output Voltage (Vin = 10 mVrms) 9 130 160 200 mVrms
Input Limiting Voltage (–3.0 dB Limiting) 16 – 2.6 6.0 µV
Total Harmonic Distortion 9 – 0.86 – %
Recovered Output Voltage (No Input Signal) 9 60 120 250 mVrms
Drop Voltage AF Gain Loss 9 –3.0 –0.6 – dB
Detector Output Impedance – – 450 – Ω
Filter Gain (10 kHz) (Vin = 0.3 mVrms) – 40 50 – dB
Filter Output Voltage 11 1.0 1.3 1.6 Vdc
Mute Function Low 14 – 30 50 Ω
Mute Function High 14 1.0 11 – MΩ
Scan Function Low (Mute “Off”) (V12 = 1.0 Vdc) 13 – 0 0.4 Vdc
Scan Function High (Mute “On”) (V12 = Gnd) 13 3.0 3.5 – Vdc
Trigger Hysteresis – – 45 100 mV
Mixer Conversion Gain 3 – 28 – dB
Mixer Input Resistance 16 – 3.3 – kΩ
Mixer Input Capacitance 16 – 2.2 – pF

= 25°C, unless otherwise noted.)

A

= 4.0 Vdc, fo = 10.7 MHz, ∆f = ± 3.0 kHz, f

CC

Characteristic

CC

16
14

J

A

stg

Squelch “On”

2.0 to 8.0 Vdc

1.0 V

–0.5 to 5.0 V

150 °C

–30 to 70 °C

–65 to 150 °C

“

”

rms

Pin Min Typ Max Unit

4

pp

pk

= 1.0 kHz, TA = 25°C,

mod

4.4

5.4

mA

6.4

2

MOTOROLA RF/IF DEVICE DATA

MC3361B

Figure 1. T est Circuit

V

CC

muRata

CFU455D2

0.1

10.245 MHz

220 pF

FL1

0.1

0.1

20 k

1

68 pF

2

3

4

5

6

7

8

Quad Coil

0.01

16

51

15

14

13

0.01

10 k

+

1.0

MC3361B

FL1 – muRata Erie North America CFU455D2 or equivalent
Quadrature Coil – Toko America Type 7MC–8128Z or equivalent
C –

SQ SW Input

12

11

470 k

10

8.2 k

9

µ

F, unless noted

1.0

+

510

Mixer Input

10.7 MHz

Audio Mute

Scan Control

Filter Amp Out

Filter Amp In

AF Output

Figure 2. Audio Output, Distortion

versus Supply V oltage

190

TA = 25°C

180
170
160
150

140

AUDIO OUTPUT (mVrms)

130
120
110

2.0
VCC, SUPPLY VOLTAGE (V)

MOTOROLA RF/IF DEVICE DATA

Audio Output

Distortion

Figure 3. Audio Output, Distortion

versus T emperature

AUDIO OUTPUT DISTORTION (%)

240
220
200
180

160
140

AUDIO OUTPUT (mVrms)

120
100

80

VCC = 4.0 V

TA, AMBIENT TEMPERATURE (

Audio Output

Distortion

0

20

8.0

7.0

6.0

5.0

4.0

3.0

2.0
AUDIO OUTPUT DISTORTION (%)

1.0

40–20 80–40

60

°

C)

0

8.0

7.0

6.0

5.0

4.0

3.0

2.0

1.0

8.06.04.0

0

3

Figure 4.

MC3361B

CC

V

4

Q90

R82

82 k

R80

1.6 k
Q85

Quad Coil

L

Q35

Q32

R

R31

R29

40 k

180

L

R

4

R28

Q31 Q34

R26R23R21R19

2.4 k 40 k

14

13

R30

5.6 k

10 k

Q33

R25

24 k

20 k

15

Q84

Q83

R75 R78

R74

1.6 k 1.6 k 1.6 k
Q82

8

Q74

Q72

R66 C5

R64

5.3 k

R65

10 k 10 k 10

R62R59R56

Q87

Q70

Q75Q76 Q77Q78

3.2 k

9

Q88 Q89

Q79 Q80

C6

Q86

Q81

Q91

R81

0.01

1.6 k

R83

Q71

32 k

R73 R84

R69

R76 R77 R79

Q73

Q69Q66

560

22 k

1.6 k22 k620

4.7 k

R72

R67 R71

R63

15

470

4701.6 k1.6 k

R69 50 kR51 1.8 k

Q29Q25Q23

R24 R27

240 150 200 70

Q21

10 k

R11

5.0 k 7.0 k

10 k

MHz

R7

Q13

7.0 k

Q1

R16

Q16 Q17

C2

6.0

C1

6.0

Q9 Q10

Q8

Ω

67

Q7

Q5

R1

15 k

Q2

2

1

60

220

510 470 k

Figure 4. Low Voltage Low Power Narrowband FM IF

Ceramic Filter

1.0

310 1112

R15 1.8 k

4

to Pin 5

R6

R4

4

10.245

Q27

R17

R8

1N

10.7 MHz

11 k

Q4 Q15

16

Q30

Q24Q22

3.3 k

0.01

C3

Q19

Q11 Q12

Q3

51

R18

11 k

R11

Q28

Q26

Q18

Q14

Q6

15

R20 R22

3.0 k 500

Q20

6.7 k

R3

R5 R9 R10 R13 R14

15 k
R2

1.4 k 1.4 k 1.4 k 1.4 k 15 k 250

R61R58R55R52 R53

R35R33

10 k 10 k 10 k 10 k 10 k 10 k 10 k 10 k

R42

510 510

20 k

Q40

Q37

R32

50 k

Q52

Q49

Q47

Q42

Q55Q56 Q58Q59 Q61Q62 Q64Q65 Q67Q68

Q45 Q46

Q48

Q38 Q39

R49

R38

R36

R68

R47R45

R43

12 k 25 k

52 k

40 k 4.7 k 7.5 k

7.5 k

R41
R39

Q41

Q36

15 k 15 k

Q43

C4

R40

10

15 k

Q44

Q50

Q60Q57

Q51

Q63

Q53

R34

Q54

R46

R44

10 k

1.3 k

R37

R54 R57 R60

R50

R48

1.3 k

1.6 k

1.6 k1.6 k750

1.6 k

1.5 k

CC

V

0.10.1

567

to C.F .

4

MOTOROLA RF/IF DEVICE DATA

1.0
0

– 1.0

– 2.0
– 3.0

LIMITING (dB)GAIN (dB)

– 4.0
– 5.0
– 6.0

MC3361B

Figure 5. Input Limiting V oltage Figure 6. Overall Gain, Noise and AM Rejection

Audio Output (1.0 kHz)

INPUT SIGNAL (mVrms) INPUT SIGNAL (mVrms)

10

0
–10
–20
–30
–40
–50

RELATIVE OUTPUT (dB)GAIN (dB)

–60
–70

0.0010.01 0.1 1.00.001

0.01

S + N ±3.0 kHz FM
Voltmeter Freq Range:
10 Hz – 100 kHz

S + N (30% AM)

N

1.00.1

10

70
60
50

40
30
20
10

0

1.0 k

Figure 7. Filter Amp Response Figure 8. Filter Amp Gain

80
70
60
50
40
30
20
10

0

1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0

10 k

f, FREQUENCY (Hz)

100 k

1.0 M

0

VCC, SUPPLY VOLTAGE (V)

Figure 9. Supply Current

8.0

6.0

4.0

Squelch “On”

Squelch “Off”

SUPPLY CURRENT (mAdc)

2.0

0

0

MOTOROLA RF/IF DEVICE DATA

2.0
VCC, SUPPLY VOLTAGE (Vdc)

4.0

6.0

8.0

5

VCC = 4.0 V

1st IF 10.7 MHz

from Input

End

Front

C1

0.01

C13

10

R1
51

MC3361B

Figure 10. Simplified Application

Scan Control

to PLL

R9
100 k

+

+

C11

0.1

0.001

470 k

C12

4.7

C10

R6

R10

1.0 k

R4

6.8 k

C9

0.001

R5

3.3 k
R3

3.3 k
C7

0.022

R7

18 k

R8

4.7 k

VR2 (Squelch Control)
10 k

C8

0.047

10.245
MHzC268 pF

C3

220 pF

910111213141516

MC3361B

3241

FL1 – muRata Erie North America Type CFU455D2 or equivalent
Quadrature Coil – Toko America Type 7MC–8128Z or equivalent

5678

C5

0.1

FL1

C4

0.1

R2

20 k

Quad Coil

C6

0.1

VR1
22 k

AF Output
to Audio
Power Amp.

Units:

Ω

R :
C : µF
unless noted

6

MOTOROLA RF/IF DEVICE DATA

MC3361B

OUTLINE DIMENSIONS

P SUFFIX

PLASTIC PACKAGE

CASE 648–08

ISSUE R

–T–

–A–

916

B

18

F

C

S

SEATING

–T–

PLANE

H

G

D

16 PL

0.25 (0.010) T

K

M

M

A

D SUFFIX

PLASTIC PACKAGE

CASE 751B–05

–A–

16 9

–B–

18

8 PLP

0.25 (0.010) B

G

K

C

SEATING

PLANE

D

16 PL

0.25 (0.010) A

M

S

B

T

S

M

J

(SO–16)
ISSUE J

M

NOTES:

1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.

2. CONTROLLING DIMENSION: INCH.

3. DIMENSION L TO CENTER OF LEADS WHEN
FORMED PARALLEL.

4. DIMENSION B DOES NOT INCLUDE MOLD FLASH.

5. ROUNDED CORNERS OPTIONAL.

DIM MIN MAX MIN MAX

L

M

S

R

X 45

_

F

J

A 0.740 0.770 18.80 19.55
B 0.250 0.270 6.35 6.85
C 0.145 0.175 3.69 4.44
D 0.015 0.021 0.39 0.53
F 0.040 0.70 1.02 1.77
G 0.100 BSC 2.54 BSC
H 0.050 BSC 1.27 BSC
J 0.008 0.015 0.21 0.38
K 0.110 0.130 2.80 3.30
L 0.295 0.305 7.50 7.74
M 0 10 0 10
S 0.020 0.040 0.51 1.01

NOTES:

1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.

2. CONTROLLING DIMENSION: MILLIMETER.

3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION.

4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
PER SIDE.

5. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 (0.005) TOTAL
IN EXCESS OF THE D DIMENSION AT
MAXIMUM MATERIAL CONDITION.

DIM MIN MAX MIN MAX

A 9.80 10.00 0.386 0.393
B 3.80 4.00 0.150 0.157
C 1.35 1.75 0.054 0.068
D 0.35 0.49 0.014 0.019
F 0.40 1.25 0.016 0.049

G 1.27 BSC 0.050 BSC

J 0.19 0.25 0.008 0.009
K 0.10 0.25 0.004 0.009

M 0 7 0 7

____

P 5.80 6.20 0.229 0.244
R 0.25 0.50 0.010 0.019

MILLIMETERSINCHES

____

INCHESMILLIMETERS

MOTOROLA RF/IF DEVICE DATA

7

MC3361B

Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty , representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and
specifically disclaims any and all liability, including without limitation consequential or incidental damages. “T ypical” parameters which may be provided in Motorola
data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals”
must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of
others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other
applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury
or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola
and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees
arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that
Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal
Opportunity/Affirmative Action Employer.

How to reach us:
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HOME PAGE: http://motorola.com/sps/

8

– http://sps.motorola.com/mfax/ 852–26668334

◊

Mfax is a trademark of Motorola, Inc.

MOTOROLA RF/IF DEVICE DATA

MC3361B/D