參數(shù)資料
型號(hào): TK14551V
廠商: TOKO INC
元件分類: 通信及網(wǎng)絡(luò)
英文描述: FM IF DETECTOR/AMPLIFIER
中文描述: SPECIALTY TELECOM CIRCUIT, PDSO24
封裝: TSSOP-24
文件頁(yè)數(shù): 12/32頁(yè)
文件大?。?/td> 334K
代理商: TK14551V
Page 12
January 2000 TOKO, Inc.
TK14551V
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
T
A
= 25
°
C, unless otherwise specified.
IF LIMITING
AMPLIFIER GAIN
vs. INPUT FREQUENCY
INPUT FREQUENCY (MHz)
I 100
0
1 3 5 10 30 50 100
60
20
40
80
VCC = 3 V
I
20
SUPPLY CURRENT vs.
SUPPLY VOLTAGE
VCC (VDC)
2 3 4 5 6
0
12
4
8
16
I
20
SUPPLY CURRENT vs.
TEMPERATURE
TEMPERATURE (
°
C)
-40 -20 0 20 40 60 80
0
12
4
8
16
R
2.0
RSSI BUFFER OUTPUT VOLTAGE
vs. TEMPERATURE
TEMPERATURE (
°
C)
-40 -20 0 20 40 60 80
0.0
1.2
0.4
0.8
1.6
VCC = 3 V
fin = 40 MHz
0 dBm input
-30 dBm input
-60 dBm input
-90 dBm input
R
2.0
RSSI BUFFER OUTPUT VOLTAGE vs.
IF INPUT LEVEL
(TEMPERATURE CHARACTERISTICS)
IF INPUT LEVEL (dBm)
-120 -100 -80 -60 -40 -20 0 20
0.0
1.2
VCC = 3 V
fin = 40 MHz
0.4
0.8
1.6
TEMP. (
°
C)
85
50
25
0
-20
-40
A
V
400
0
-40 -20 0 20 40 60 80
100
200
300
LOGARITHMIC DETECTION AM
DEMODULATION VOLTAGE, AM
DEMODULATION OUTPUT
vs. TEMPERATURE
TEMPERATURE (
°
C)
VCC = 3 V
fin = 40 MHz
fm = 2 MHz
mod. = 80%
Vin = -40 dBm
AM Demodulating
Output Voltage
AM Demodulating Output
Voltage Deflection
8
0
2
4
6
A
V
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