TA1284FN_03 Datasheet, PDF (5/9 Pages) Toshiba Semiconductor – UHF / VHF TUNER IC (Low Phase Noise Oscillator)

TA1284FN
AC CHARACTERISTICS (Unless otherwise specified, V_CC = 5 V, Ta = 25°C)
CHARACTERISTIC
SYMBOL
TES
T
CIR-
CUI
T
BAND
VHF
TEST
CONDITION(*2)
fRF = 91.25 MHz
MIN TYP.
21.0 22.0
Conversion Gain
CG
(Note 1)
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
21.0 22.0
24.0 25.5
UHF fRF = 765.25 MHz
23.0 24.5
VHF fRF = 91.25 MHz
―
9.0
Noise Figure
NF
(Note 2)
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
―
9.5
―
9.0
UHF fRF = 765.25 MHz
― 10.5
VHF fRF = 91.25 MHz
8.5
9.5
IF Out Power Level
IFp
(Note 3)
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
8.5
9.5
8.5
9.5
UHF fRF = 765.25 MHz
8.5
9.5
VHF fRF = 91.25 MHz
―
―
Conversion Gain Shift
(Note 4)
CGs
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
―
―
―
―
UHF fRF = 765.25 MHz
―
―
VHF fRF = 91.25 MHz
―
―
Frequency Shift
∆fB
(Note 5)
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
―
―
―
―
UHF fRF = 765.25 MHz
―
―
VHF fRF = 91.25 MHz
―
―
Switching On Drift
∆fs
(Note 6)
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
―
―
―
―
UHF fRF = 765.25 MHz
―
―
VHF fRF = 91.25 MHz
81.0 82.0
1% Cross Modulation
CM
(Note 7)
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
81.5 82.0
72.0 75.0
UHF fRF = 765.25 MHz
70.5 72.0
VHF fRF = 91.25 MHz
63.0 65.0
Inter Modulation
IM3
(Note 8)
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
62.5 65.0
59.5 61.0
UHF fRF = 765.25 MHz
58.0 61.0
Phase Noise
(10 kHz offset)
PN
(Note 9)
VHF fRF = 91.25 MHz
VHF fRF = 217.25 MHz
2
UHF fRF = 471.25 MHz
UHF fRF = 765.25 MHz
― −97.0
― −99.0
― −94.5
― −91.5
MAX
24.0
24.5
27.0
26.5
10.0
10.5
9.5
11.5
―
―
―
―
±0.5
±0.6
±0.6
±0.8
±100
±100
±500
±300
±50
±50
±100
±100
―
―
―
―
―
―
―
―
−94.5
−96.5
−92.0
−88.0
UNIT
dB
dB
dBm
W
dB
kHz
kHz
dBµV
dB
dBc /
Hz
(*2) IF = 58.75 [ MHz]
2003-02-06 5/9