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SAW Components
Data Sheet J 1956 M
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SAW Components IF Filter for Intercarrier Applications Data Sheet
Standard
q I
J 1956 M 38,90 MHz
Plastic package SIP5K
Features
q TV IF filter with Nyquist slope and sound shelf q Constant group delay q Suitable for CENELEC EN 55020
Terminals
q Tinned CuFe alloy
Dimensions in mm, approx. weight 1,0 g
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Pin configuration 1 2 3 4 5 Input Input - ground Chip carrier - ground Output Output
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Type J 1956 M
Ordering code B39389-J1956-M100
Marking and package according to C61157-A1-A15
Packing according to F61074-V8067-Z000
Maximum ratings Operable temperature range Storage temperature range DC voltage AC voltage
TA Tstg VDC Vpp
–25/+65 –40/+85 12 10
˚C ˚C V V between any terminals between any terminals
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SAW Components IF Filter for Intercarrier Applications Data Sheet
Characteristics Reference temperature: Terminating source impedance: Terminating load impedance:
J 1956 M 38,90 MHz
TA = 25 ˚C ZS = 50 Ω ZL = 2 kΩ || 3 pF
min. typ. 14,8 max. 16,3 dB
Insertion attenuation Reference level for the following data Relative attenuation Picture carrier Color carrier Sound carrier Adjacent picture carrier
α 37,40 MHz 13,3
Adjacent sound carrier Lower sidelobe Upper sidelobe
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αrel 38,90 MHz 34,47 MHz 32,90 MHz 30,90 MHz 30,40 MHz 31,40 MHz 40,90 MHz 40,35 MHz DataSheet4U.com 25,00 ... 30,90 MHz 40,90 ... 45,00 MHz
5,3 1,5 19,3 48,0 48,0 44,0 46,0 42,0 46,0 42,0
6,3 2,5 20,3 61,0 62,0 65,0 56,0 49,0 52,0 49,0
7,3 3,5 21,3 — — — — — — —
dB dB dB dB dB dB dB dB dB dB
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Reflected wave signal suppression 1,2 µs ... 6,0 µs after main pulse (test pulse 250 ns, carrier frequency 37,40 MHz) Feedthrough signal suppression 1,1 µs ... 1,0 µs before main pulse (test pulse 250 ns, carrier frequency 37,40 MHz) Group delay ripple (p-p) Impedance at 37,40 MHz Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT Temperature coefficient of frequency ∆τ
42,0
52,0
—
dB
50,0
56,0
—
dB
40 — — 1,4 ||14,6 2,4 || 3,6 –72 — — —
ns kΩ || pF kΩ || pF ppm/K
TCf
—
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SAW Components IF Filter for Intercarrier Applications Data Sheet
Frequency response
J 1956 M 38,90 MHz
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SAW Components IF Filter for Intercarrier Applications Data Sheet
Frequency response
J 1956 M 38,90 MHz
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Time domain response
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SAW Components IF Filter for Intercarrier Applicatio.