KA22427C 데이터 시트보기 (PDF) - Samsung

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KA22427C

AM/FM 1 CHIP RADIO

Samsung 

KA22427C

AM/FM 1 CHIP RADIO

ABSOLUTE MAXIMUM RATINGS (Ta = 2°C5)

Character istic

Symbol

Value

Supply Voltage

VCC

Power Dissipation

PD

Supply Current

ICC

Thermal Resistance Junction to Ambient

REJA

Operating Temperature

TOPR

Storage Temperature

TSTG

ELECTRICAL CHARACTERISTICS

(Ta =25°C, VCC = 5.5V, fm = 1KHz, AM: f=1MHz, 30% Mod, FM: f =10.7MHz

∆f = 22.5KHz, Unless otherwise specified)

13

600

44

100

-20 ~ +70

-55 ~ +150

Unit

V

mW

mA

°C /W

°C

°C

Characteristic

Qulescent Circuit Current

FM Pin 16 Terminal Voltage

-3dB Limiting Sensitivity

Internal Regulated Vtg.

Pin 16 Voltage

AM Maximum Sensitivity

Signal to Noise Ratio

Output Power

PWR

AMP Total Harmonic Distortion

Voltage gain

Symbol

ICCQ

V16(FM)

VI(LIM)

VCC

V16 (AM)

SMAX

S/N

PO

THD

GV

Test Conditions

SW: FM, VCC = 3V

SW: FM, VCC = 9V

SW: FM, Vcc = 9V, Vi = 0

SW: FM, -3dB

V16 = 2.4V, VR Min

SW: AM, ICC = 42mA

SW: AM, VCC = 9V, VI = 0

SW: AM, VCC = 12V

VI = 37dBµ , RL = 8Ω

VI = 37.5dBµ , RL = 8Ω

PO = 50mW

f = 1KHz, THD = 10%

VR Min, RL = 8Ω

ICC = 42mA, RL = 45Ω

f = 1KHz, VO = 2V

VR Min

f = 1kHZ, RL = 8Ω

PO = 50mW

Min

7

10

2.0

12

1.4

1.5

15

0.28

Typ

12

17

2.4

57

13.2

3.0

20

0.5

41

Max

17

23

3.1

14.0

1.9

4.0

Unit

mA

V

dB

V

V

V

dB

W

%

dB

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