TA1375FG Datasheet, PDF (11/24 Pages) Toshiba Semiconductor – Single Conversion Tuner for Digital TV / CATV

TA1375FG
Reference DataʢUnless otherwise specified,Vcc1=Vcc2=Vcc3=Vcc4=Vcc5=Vcc6=5V, Ta = 25ˆʣ
(The data is a reference value and is not guaranteed.)
CHARACTERISTICS
TEST
SYMBOL
BAND
CIRCUIT
TEST CONDITION
(note5,6,7)
MIN. TYP. MAX. UNIT
Down Converter Block
VHF-L RF=90MHz
⎯
13.5
15.0
Noise Figure (MO)
NF
(see4)
VHF-H RF=465MHz
3, 4
UHF RF=471MHz
⎯
11.0
12.5
dB
⎯
11.5
13.0
UHF RF=855MHz
⎯
11.0
12.5
OSC Frequency Shift
(The PLL is not operating)
˚fB
(see5)
VHF-L OSC=133.75MHz
VHF-H OSC=508.75MHz
3
UHF OSC=514.75MHz
UHF OSC=898.75MHz
⎯
⎯
ʶ200
⎯
⎯
ʶ500
kHz
⎯
⎯
ʶ500
⎯
⎯
ʶ500
Switch On
(The PLL is not operating)
(see6)
Drift
˚fs
VHF-L OSC=133.75MHz
VHF-H OSC=508.75MHz
3
UHF OSC=514.75MHz
UHF OSC=898.75MHz
⎯
⎯
ʶ500
⎯
⎯
ʶ1000
kHz
⎯
⎯
ʶ500
⎯
⎯
ʶ1000
VHF-L fd=90MHz
86
89 ⎯
1% Cross Modulation
CM
(see7)
VHF-H fd=465MHz
3, 5
UHF fd=471MHz
82
85 ⎯
dBuV
83
86 ⎯
UHF fd=855MHz
79
82 ⎯
VHF-L fd=90MHz
62
65 ⎯
3^rd Inter Modulation (MO)
VHF-H fd=465MHz
IM3-MO 3, 5
(see8)
UHF fd=471MHz
59
62 ⎯
dB
57
60 ⎯
UHF fd=855MHz
55
58 ⎯
VHF-L OSC=133.75MHz
⎯
-75
-68
Phase Noise
(see9)
freq-step=62.5kHz
CP=Hi mode
(1kHz
offset)
PN1k
VHF-L OSC=238.75MHz
VHF-H OSC=244.75MHz
3
VHF-H OSC=508.75MHz
UHF OSC=514.75MHz
⎯
-65
-58
⎯
-72
-64
dBc/Hz
⎯
-62
-58
⎯
-65
-58
UHF OSC=898.75MHz
⎯
-64
-58
VHF-L OSC=133.75MHz
⎯
-89
-86
Phase Noise
(see10)
freq-step=62.5kHz
CP=Hi mode
(10kHz
offset)
PN10k
VHF-L OSC=238.75MHz
VHF-H OSC=244.75MHz
3
VHF-H OSC=508.75MHz
UHF OSC=514.75MHz
⎯
-89
-86
⎯
-90
-86
dBc/Hz
⎯
-88
-86
⎯
-89
-86
UHF OSC=898.75MHz
⎯
-90
-86
Gain Control Amplifier Block (Pin47 = Open)
⎯ GR=0dB, DSB
⎯
4.7
6.2
⎯ GR=10dB, DSB
⎯
5.2
6.7
N o i s e F i g u r e ( G C A ) Nfgca 3, 6
⎯ GR=20dB, DSB
⎯
7.0
8.0 dB
⎯ GR=30dB, DSB
⎯
12.0
13.0
⎯ GR=40dB, DSB
⎯
20.5
21.5
f1=43.75MHz, f2=44.75MHz
⎯ VGCA=3V(MAX Gain)
42
50 ⎯
dB
3 ^{r d} I n t e r M o d u l a t i o n ( G C A ) IM3-GCA 3, 7
V-out=0.5Vpp / tone
f1=43.75MHz, f2=44.75MHz
⎯ VGCA=1.25V(Gain=10dB)
42
50 ⎯
dB
V-out=0.5Vpp / tone
PLL Block
RF Input Maximum Level without Lock out RF-in
3
⎯ Pin19,20,22,23
⎯
⎯
120 dBuV
Crystal External Input Minimum Level Xoextl-l
2
⎯ 4MHz signal input
300 ⎯
⎯ mVp-p
Crystal External Input Maximum Level Xoextl-h 2
⎯ 4MHz signal input
⎯
⎯
1000 mVp-p
C r y s t a l E x t e r n a l I n p u t F r e q u e n c y Xoextf
2
⎯ It is necessary D/U>10dB.
⎯
4⎯
MHz
note5: IF output frequency=43.75MHzɺnote6: IF output load=75Њɺnote7: VGCA=voltage value applied to Pin3
2005/05/23
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