參數(shù)資料
型號: TSH512CFT
廠商: STMICROELECTRONICS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, ROHS COMPLIANT, TQFP-44
文件頁數(shù): 5/31頁
文件大?。?/td> 1350K
代理商: TSH512CFT
TSH512
Electrical characteristics
Doc ID 8120 Rev 7
13/31
3.3
RF section
Figure 16.
VCO output voltage vs. RVCO
Figure 17.
VCO-BIAS voltage vs. VCO-BIAS
current
10k
100k
1M
300
350
400
450
500
550
600
650
700
V
CC
= 2.7V
L = 120H (Q=30)
F
CARRIER
= 2.8MHz
V
VC
O
-OU
T
(m
V
PP
)
R
VCO
(
Ω)
0
1020
304050
1.30
1.35
1.40
1.45
V
CC
= 2.7V
R
filter
= 51
Ω
C
filter
= 470nF
V
VC
O
-B
IA
S
(V
)
I
VCO-BIAS
(mA)
Figure 18.
VCO and output buffer spectrum
Figure 19.
VCO-BIAS voltage vs. temperature
Figure 20.
VCO and output buffer spectrum
36
9
12
15
18
-30
-20
-10
0
10
20
30
40
50
60
V
CC
= 2.7V
R
VCO
= 22k
Ω
Z
L
= 2k
Ω
F
CARRIER
= 2.8MHz
V
BUF-
O
UT
(dB
m
V
)
Frequency(MHz)
-40 -30 -20 -10 0
102030 40 5060 70 80
1.3
1.4
1.5
1.6
V
CC
= 2.7V
No Load
V
VCO
-BIA
S
(V
)
T
AMB(°C)
2.
795
2.
796
2.
797
2.
798
2.
799
2.
800
2.
801
2.
802
2.
803
2.
804
2.
805
-30
-20
-10
0
10
20
30
40
50
60
V
CC
= 2.7V
L = 120H (Q=30)
R
VCO
= no connected
Z
L
= 2k
Ω
BW = 200Hz
F
CARRIER
= 2.8MHz
V
BUF
-O
UT
(d
B
m
V
)
Frequency(MHz)
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