S1T8513A Samsung Semiconductor, Inc., S1T8513A Datasheet - Page 3

• Manufacturer Part Number: S1T8513A
• Description: Fm If Receiver
• Manufacturer: Samsung Semiconductor, Inc.

FM IF RECEIVER
PIN DESCRIPTION
ABSOLUTE MAXIMUM RATINGS
Max. Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
Pin No
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
Characteristic
Symbol
OSCO
REGO
REGC
FSKO
LPFO
FSK1
OSCI
GND
RAO
LPFI
BSC
V
IFO
MO
QD
QC
AO
LD
MI
LI
CC
Oscillator input. The oscillator is an internally-biased colpitts type.
Oscillator output.
Mixer output pin. Output impedance
Connect a 455kHz filter between this pin and the LI.
V
IF limiter amplifier input. Input impedance 2k .
Bypass capacitor connect pin for the IF limiter amplifier.
Differential Amp. reference input on the FSK comparator.
IF Amp output.
Quadrature detection, phase shiftier pin.
Recovered audio signal output.
Low pass filter amplifier input. Bias is supplied from pin 10.
Low pass filter amplifier output.
Battery saving control pin.
High: Battery saving off. Low: Battery saving on
Quick charge control pin.
High: Quick charge-discharge on. Low: Quick charge-discharge off.
FSK signal output pin.
Alarm output. This pin becomes High when V
S1T8513A has an internal PNP transistor.
But, it also can support an external PNP transistor to control the power.
Regulated voltage output.
Ground.
Mixer input impedance
CC
pin.
V
Symbol
CC (MAX)
T
T
P
OPR
STG
5k .
D
Description
2k .
CC
55 — +125
20 — +70
Value
drops below 1.05V.
800
4
S1T8513A
Unit
mW
V
C
C
3