TSH512 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TSH512' PDF : 32 Pages View PDF
Electrical characteristics
TSH512
Table 4.
Electrical characteristics for VCC = 2.7 V, Tamb = 25° C, faudio = 1 kHz, fcarrier = 2.8 MHz
(unless otherwise specified) (continued) (1)
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
VBUF-OUT
DC
Output DC voltage
DC output current = 0.4 mA
H2BUF-OUT 2nd harmonic level
H3BUF-OUT 3rd harmonic level
VBUF-OUT = 1.2 Vpp and ZL = 2 kΩ
VBUF-OUT = 1.2 Vpp and ZL = 2 kΩ
1. Limits over -40° C < Tamb < +85° C range are guaranteed by statistical correlation.
1.25
VDC
-40
dBc
-30
dBc
3.1
Supply section
Figure 3. Supply current vs. supply voltage
18
TX1+TX2+Buffers
16
TX1+TX2
14
TX1+Buffers
12
TX1
10
8
6
4
2
0
0
1
2
3
4
5
6
V (V)
CC
3.2
Audio section
Figure 4. LNA distortion vs. frequency
1
V = 2.7V
CC
G = 0dB
LNA
V
= 700mV
OUT-LNA
pp
0.1
Figure 5. LNA distortion vs. LNA output
voltage
100
G = 0dB
LNA
10
V = 2.3V
CC
V = 2.7V
CC
1
0.1
0.01
10
100
1000
Frequency (Hz)
10000
0.01
1E-3
0
V = 5.5V
CC
200 400 600 800 1000 1200 1400 1600
V
(mV )
OUT-LNA
pp
10/31
Doc ID 8120 Rev 7
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