SAW Components
Data Sheet B7808
SAW Components
Low Loss Filter for Mobile Communication
Data Sheet
B7808
2140,0 MHz
Chip sized SAW package DCS4A
Features
q
Low-loss RF filter for W-CDMA system,
receiving path
q
Usable passband 60 MHz
q
No matching network required for operation
at 50
Ω
q
Ceramic package for
Surface Mounted
technology (SMT)
Terminals
q
Ni, gold-plated
Dimensions in mm, approx. weight 0,01 g
Pin configuration
2
1
3
4
Input
Input - ground
Output
Output - ground
Type
B7808
Ordering code
B39212-B7808-A510
Marking and Package
according to
C61157-A7-A63
Packing
according to
F61074-V8099-Z000
Electrostatic Sensitive Device
(ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
T
stg
V
DC
P
s
– 20/+ 85
– 40/+ 85
0
10
˚C
˚C
V
dBm
source impedance 50
Ω
2
Mar 28, 2002
SAW Components
Low Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B7808
2140,0 MHz
T
= 25˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
typ.
2140,0
max.
—
MHz
Center frequency
Maximum insertion attenuation
2110,0 ...2170,0
Amplitude ripple
(p-p)
2110,0 ...2170,0
f
c
α
max
MHz
∆α
MHz
—
—
2,5
3,0
dB
—
0,6
1,0
dB
Amplitude ripple
(p-p)
per 5-MHz channel
∆α
ch
2110,0 ...2170,0 MHz
VSWR
Input
Output
2110,0 ...2170,0
2110,0 ...2170,0
MHz
MHz
—
0,3
0,5
dB
—
—
1,8
1,8
2,0
2,0
Attenuation
0,0
1730,0
1980,0
2230,0
2255,0
2490,0
2550,0
2930,0
...1730,0
...1980,0
...2050,0
...2255,0
...2490,0
...2550,0
...2930,0
...6000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
15,0
22,0
17,0
25,0
25,0
25,0
22,0
14,0
18,0
25,0
20,0
29,0
30,0
30,0
24,0
16,0
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
3
Mar 28, 2002
SAW Components
Low Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B7808
2140,0 MHz
T
= -20 to +85˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
typ.
2140,0
max.
—
MHz
Center frequency
Maximum insertion attenuation
2110,0 ...2170,0
Amplitude ripple
(p-p)
2110,0 ...2170,0
f
c
α
max
MHz
∆α
MHz
—
—
3,0
3,3
dB
—
0,9
1,2
dB
Amplitude ripple
(p-p)
per 5-MHz channel
∆α
ch
2110,0 ...2170,0 MHz
VSWR
Input
Output
2110,0 ...2170,0
2110,0 ...2170,0
MHz
MHz
—
0,5
0,8
dB
—
—
2,0
2,0
2,2
2,2
Attenuation
0,0
1730,0
1980,0
2230,0
2255,0
2490,0
2550,0
2930,0
...1730,0
...1980,0
...2050,0
...2255,0
...2490,0
...2550,0
...2930,0
...6000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
15,0
22,0
17,0
25,0
25,0
25,0
22,0
14,0
18,0
25,0
20,0
29,0
30,0
30,0
24,0
16,0
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
4
Mar 28, 2002
SAW Components
Low Loss Filter for Mobile Communication
Data Sheet
Frequency response (narrow band)
B7808
2140,0 MHz
Frequency response (wide band)
5
Mar 28, 2002