EPCOS X6857D

SAW Components
Data Sheet X 6857 D
SAW Components
X 6857 D
Bandpass Filter
36,00 MHz
Data Sheet
Duroplast package SIP5D
Features
■ IF filter for digital TV
■ Optimized for cascade of two devices
■ Standard IC package
1
2
3
4
5
2,4
3,4
4,8
13,7
0,65
Terminals
4x 2,54
0,38
■ Tinned CuFe alloy
Dimensions in mm, approx. weight 0,5 g
Pin configuration
1
2
3
4
5
Input
Input - ground
Chip carrier - ground
Output
Output
Type
Ordering code
X 6857 D
B39360-X6857-N201
Marking and package
according to
C61157-A1-A21
Packing
according to
F61074-V8049-Z000
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
AC voltage
TA
Tstg
VDC
Vpp
–25/+65
˚C
–40/+85
5
10
˚C
V
V
2
between any terminals
between any terminals
Nov 13, 2003
SAW Components
X 6857 D
Bandpass Filter
36,00 MHz
Data Sheet
Characteristics
TA = 25 ˚C
ZS = 50 Ω
ZL = 2 kΩ || 3 pF
Reference temperature:
Terminating source impedance:
Terminating load impedance:
min.
Insertion attenuation
Reference level for the
following data
36,00 MHz
max.
19,0
20,5
22,0
dB
∆α
Amplitude ripple (p-p)
32,35 ... 39,65 MHz
Pass bandwidth
αrel < 1,5 dB
αrel < 3 dB
αrel < 15 dB
αrel < 30 dB
B1,5dB
B3dB
B15dB
B30dB
—
0,7
—
dB
—
—
—
—
7,8
8,1
8,9
9,4
—
—
—
—
MHz
MHz
MHz
MHz
—
—
—
—
dB
dB
dB
dB
αrel
Relative attenuation
31,65
40,35
31,30
40,70
Lower sidelobe
Upper sidelobe
typ.
α
MHz
MHz
MHz
MHz
7,0
7,0
22,0
22,0
10,0
10,0
29,0
29,0
25,00 ... 31,00 MHz
41,00 ... 45,00 MHz
36,0
36,0
40,0
41,0
42,0
52,0
—
dB
—
50,0
—
dB
—
50
—
ns
—
2,8 ||15,5
2,4 || 4,4
—
kΩ || pF
—
kΩ || pF
—
ppm/K
Reflected wave signal suppression
1,0 µs ... 6,0 µs after main pulse
(test pulse 250 ns,
carrier frequency 36,00 MHz)
Feedthrough signal suppression
1,3 µs ... 1,2 µs before main pulse
(test pulse 250 ns,
carrier frequency 36,00 MHz)
Group delay ripple (p-p)
∆τ
32,35 ... 39,65 MHz
Impedance at 36,00 MHz
Input: ZIN = RIN || CIN
Output: ZOUT = ROUT || COUT
—
TCf
Temperature coefficient of frequency
3
—
Nov 13, 2003
–72
SAW Components
X 6857 D
Bandpass Filter
36,00 MHz
Data Sheet
Frequency response
4
Nov 13, 2003
SAW Components
X 6857 D
Bandpass Filter
36,00 MHz
Data Sheet
Frequency response
Time domain response
5
Nov 13, 2003
SAW Components
X 6857 D
Bandpass Filter
36,00 MHz
Data Sheet
Frequency response of two cascaded devices
6
Nov 13, 2003
SAW Components
X 6857 D
Bandpass Filter
36,00 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW CE MM PD
P.O. Box 80 17 09, D-81617 München
 EPCOS AG 2001. All Rights Reserved.
As far as patents or other rights of third parties are concerned, liability is only assumed for components per se, not for applications, processes and circuits implemented within components or
assemblies.
The information describes the type of component and shall not be considered as assured
characteristics.
Terms of delivery and rights to change design reserved.
For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or
the international representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our sales offices.
7
Nov 13, 2003