TSH511CF STMicroelectronics, TSH511CF Datasheet - Page 6

• Manufacturer Part Number: TSH511CF
• Description: IC RECEIVER DUAL FM 44-TQFP
• Manufacturer: STMicroelectronics

Specifications of TSH511CF

• Frequency: 2.3MHz and 2.8MHz
• Sensitivity: -95dBm
• Modulation Or Protocol: FM
• Applications: Infrared Headsets, Infrared Hi-Fi Stereo Transmitters
• Current - Receiving: 15mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• For Use With: 497-8516 - BLANK PCB W/ BOM FOR TSH511/12
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -
• Data Rate - Maximum: -
• Other names: 497-2322

Electrical characteristics
3
Table 4.
6/25
Overall circuit (referring to typical application schematic, without reject filters)
Low noise amplifier (LNA) section
Amplifier (AMP) section
Z
P
Symbol
Z
IIP3
BW
E
SN
LNA_OUT
I
I
I
MAUS
1dB_LNA
I
CC_OX
G
G
CC_10
CC_11
n_LNA
LNA_IN
THD
n_LNA
AMP
V
LNA
OUT
LNA
LNA
i
Current consumption
RX1 is on, RX2 is on
Current consumption
RX1 is on, RX2 is off
RX1 audio buffer is on
RX2 audio buffer is on
Current consumption
RX1 is on, RX2 is off
RX1 audio buffer is on
RX2 audio buffer is off
Maximum usable average sensitivity
Output audio signal to noise ratio
Input limiting voltage
LNA voltage gain
-3dB LNA bandwidth
Equivalent input noise voltage
Equivalent input noise current
Input impedance defined as
R
Output impedance
1dB compression point
Input 3rd order interception point
Amplifier voltage gain
Total harmonic distortion
Electrical characteristics
V
(unless otherwise specified)
LNA_IN
CC
= 2.7V, T
in parallel with C
Parameter
amb
= 25°C, f
LNA_IN
audio
= 1kHz, f
SBY1 = ’Low’
SBY2 = X
(X = position is irrelevant)
SBY1 = ’High’
SBY2 = ’Low’
SBY1 = ’High’
SBY2 = ’High’
With audio SINAD=12dB,
audio BW=30kHz
With audio SINAD=26dB
audio BW=30kHz
V
psophometric filter
Output S/N reduced by 3dB,
in BW = 30kHz
Output S/N reduced by 3dB,
psophometric filter
V
psophometric filter
Z
Z
Rs = 0Ω
Rs = 0Ω
R
C
Z
Z
Z
Z
Z
L
L
L
L
L
L
L
carrier
carrier
LNA_IN
LNA_IN
= 2kΩ, f
= 2kΩ
= 2kΩ, f
= 2kΩ
= 2kΩ, f
=2kΩ, f
= 2kΩ
Test conditions
= 1mV
= 1mV
carrier
carrier
carrier
carrier
carrier
RMS
RMS
= 2.8MHz, frequency deviation = +/-75kHz
= 2.8MHz
= 2.8MHz
= 2.8MHz
= 2.8MHz
, with
, with
,
Min
18
16
Typ
200
127
9.5
0.6
3.4
0.6
15
11
19
58
80
60
22
20
30
95
30
22
20
4
2
Max
11.5
18
13
28
TSH511
nV/√ Hz
pA/√ Hz
mV
mV
µV
µV
MHz
Unit
mA
mA
mA
dB
dB
dB
kΩ
pF
%
Ω
RMS
RMS
RMS
RMS