TSH511CFT(2002) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TSH511CFT
(Rev.:2002)

HiFi stereo/mono infrared receiver Stereo sub-carrier demodulator

STMicroelectronics 

TSH511

ELECTRICAL CHARACTERISTICS

Vcc = 2.7V, Tamb = 25°C, faudio = 1 kHz, fcarrier = 2.8 MHz, frequency deviation = +/-75 kHz (unless

otherwise specified)

Symbol

Parameter

Test condition

Min Typ Max Unit

Overall Circuit (refering to typical application schematic, without reject filters)

ICC_OX

Current consumption,

RX1 is on, RX2 is on.

Current consumption

SBY1 = ’Low’,

SBY2 = X

(X = don’t care)

ICC_10

RX1 is on, RX2 is off

RX1 audio buffer is on

RX2 audio buffer is on

Current consumption

SBY1 = ’High’,

SBY2 = ’Low’

ICC_11

RX1 is on, RX2 is off

RX1 audio buffer is on,

RX2 audio buffer is off

SBY1 = ’High’,

SBY2 = ’High’

15

18

mA

11

13

mA

9.5 11.5

mA

with audio SINAD=12 dB,

audio BW=30 kHz

4

MAUS Maximum Usable Average Sensitivity

with audio SINAD=26 dB,

audio BW=30 kHz

19

SNOUT Output audio signal to noise ratio

Vcarrier = 1 mVRMS, with

psophometric filter

58

µVRMS

dB

Vi

Input limiting voltage

THD Total Harmonic Distortion

output S/N reduced by

3dB, in BW = 30kHz

output S/N reduced by

80

µVRMS

3dB, psophometric filter

60

Vcarrier = 1 mVRMS, with

psophometric filter

0.6

%

Low Noise Amplifier (LNA) Section

GLNA LNA voltage gain

BWLNA

En_LNA

In_LNA

ZLNA_IN

ZLNA_OUT

-3dB LNA Bandwidth

Equivalent input noise voltage

Equivalent input noise current

Input impedance definied as

RLNA_IN in paralell with CLNA_IN

Output impedance

P1dB_LNA 1dB compression point

IIP3LNA Input 3rd order interception point

ZL= 2 kΩ,

fcarrier = 10 MHz

18

22

28

dB

ZL = 2 kΩ

20

MHz

Rs = 0 Ω

3.4

nV/√Hz

Rs = 0 Ω

0.6

pA/√Hz

RLNA_IN

30

kΩ

CLNA_IN

2

pF

200

Ω

ZL= 2 kΩ

127

ZL= 2 kΩ, fcarrier=10 MHz

95

ZL= 2 kΩ

30

ZL= 2 kΩ, fcarrier=10 MHz

22

mVRMS

mVRMS

7/18

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