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EPCOS |
SAW Components
Data Sheet K 7257 M
SAW Components
IF Filter for Video / Multistandard Applications
Data Sheet
Standard
s B/G
s L/L’
s M/N
K 7257 M
33,90 MHz and 38,90 MHz
Plastic package SIP5K
Features
s TV IF filter switchable from B/G,L/L’ mode to
M/N mode
s B/G,L/L’ mode with Nyquist slope and sound
suppression
s Highly reduced group delay predistortion as
compared to standard B/G, half
s M/N mode with Nyquist slope and sound sup-
pression
s Constant group delay
Terminals
s Tinned CuFe alloy
Dimensions in mm, approx. weight 1,0 g
Pin configuration
1 Input
2 Switching input
3 Chip carrier – ground
4, 5 Output
14
2
Type
Ordering code
K 7257 M B39389-K7257-M100
Marking and package
according to
C61157-A1-A15
3
Packing
according to
F61074-V8067-Z000
5
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
AC voltage
TA
Tstg
VDC
Vpp
–25/+65
–40/+85
5
10
˚C
˚C
V between any terminals
V between any terminals
2 Jan 27, 2003
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