ECS-21K-30A ECS Inc, ECS-21K-30A Datasheet - Page 2

• Manufacturer Part Number: ECS-21K-30A
• Description: MONO CRYST FILTER 50KHZ 2POLE
• Manufacturer: ECS Inc

Specifications of ECS-21K-30A

• Frequency: 21.4MHz Center
• Impedance: 1.5K Ohm
• Filter Type: Monolythic Crystal
• Insertion Loss: 1.5dB
• Ripple: 0.5dB
• Package / Case: 3 Pin SIP
• Mounting Type: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: X711

MONOLITHIC CRYSTAL FILTERS
ELECTRICAL CHARACTERISTICS (10.7 and 21.4 MHz)
For 25 KHz Channel Spacing (Operating Temperature -20 to +70˚C)
For 50 KHz Channel Spacing (Operating Temperature -20 to +70˚C)
45 MHz Monolithic Crystal Filters (Operating Temperature -20 to +70˚C)
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX [phone] • WWW.ECSXTAL.COM
MODEL
ECS-10.7-15A
ECS-10.7-15B
ECS-10.7-15C
ECS-10.7-15D
ECS-10.7-15E
ECS-21K15A
ECS-21K15B
ECS-21K15C
ECS-21K15D
ECS-21K15E
MODEL
ECS-10.7-30A
ECS-10.7-30B
ECS-10.7-30C
ECS-10.7-30D
ECS-21K30A
ECS-21K30B
ECS-21K30C
ECS-21K30D
MODEL
ECS-45K7.5A
ECS-45K7.5B
ECS-45K15A
ECS-45K15B
ECS-45K20A
ECS-45K20B
ECS-45K30A
ECS-45K30B
FREQ. (f
FREQ. (f
NOMINAL
NOMINAL
(MHz)
(MHz)
FREQ. (f
10.7
10.7
10.7
10.7
21.4
21.4
21.4
21.4
45.0
45.0
45.0
45.0
45.0
45.0
45.0
45.0
NOMINAL
(MHz)
10.7
10.7
10.7
10.7
10.7
21.4
21.4
21.4
21.4
21.4
O
O
)
)
O
)
NUMBER
NUMBER
POLES
POLES
NUMBER
POLES
OF
OF
2
4
6
8
2
4
6
8
2
4
2
4
2
4
2
4
OF
10
10
2
4
6
8
2
4
6
8
PASSBAND
PASSBAND
PASSBAND
3dB MIN.
3dB MIN.
3dB MIN.
(KHz)
(KHz)
(KHz)
±3.75
±3.75
±7.5
±7.5
±7.5
±7.5
±7.5
±7.5
±7.5
±7.5
±7.5
±7.5
±7.5
±7.5
±15
±15
±15
±15
±15
±15
±15
±15
±10
±10
±15
±15
CRYSTAL FILTERS
RIPPLE
RIPPLE
RIPPLE
MAX.
MAX.
MAX.
(dB)
(dB)
(dB)
0.5
1.0
2.0
2.0
2.0
0.5
1.0
2.0
2.0
2.0
0.5
1.0
2.0
2.0
0.5
1.0
2.0
2.0
1.0
1.0
1.0
1.0
0.5
1.0
1.0
1.0
LOSS MAX.
LOSS MAX.
LOSS MAX.
INSERTION
INSERTION
INSERTION
(dB)
(dB)
(dB)
2.0
2.5
3.0
4.0
4.5
1.5
2.0
2.5
3.0
4.0
1.5
2.5
3.0
3.5
1.5
2.0
2.5
3.5
2.0
4.0
2.0
3.0
2.0
3.0
2.0
3.0
75
STOPBAND
STOPBAND
(dB) (KHz)
(dB) (KHz)
STOPBAND
45 ±17.5
70 ±17.5
45 ±17.5
65 ±17.5
75 ±17.5
(dB) (KHz)
10 ±12.5
30 ±12.5
18 ±25
40 ±25
75 ±15
18 ±25
40 ±25
15 ±50
30 ±40
60 ±45
70 ±40
15 ±45
40 ±50
45 ±35
70 ±35
15 ±25
30 ±25
15 ±30
35 ±40
15 ±50
35 ±50
CRYSTAL FILTERS
MAX.
MAX.
MAX.
STOPBAND
STOPBAND
STOPBAND
(dB) (KHz)
(dB) (KHz)
(dB) (KHz)
65 ±25
90 ±25
90 ±20
65 ±25
90 ±25
90 ±20
90 ±50
65 ±50
90 ±50
MAX.
MAX.
MAX.
35 +300 ~ +1000
55 +300 ~ +1000
35 +350 ~ +1000
65 +350 ~ +1000
30 +300 ~ +1000
35 +350 ~ +1000
65 +350 ~ +1000
40 -200 ~ -1000
80 -200 ~ -1000
50 -200 ~ -1000
80 -200 ~ -1000
40 -300 ~ -1000
45 -300 ~ -1000
80 -250 ~ -1000
90 ±50 ~ ±1000
(dB) (f
65 ±25 ~ ±300
90 ±25 ~ ±300
90 ±20 ~ ±300
65 ±25 ~ ±300
90 ±25 ~ ±300
90 ±25 ~ ±300
(dB) (f
30 ±40 ~ ±300
60 ±45 ~ ±300
90 ±50 ~ ±300
65 ±50 ~ ±300
(dB) (f
GUARANTEED
ATTENUATION
GUARANTEED
ATTENUATION
GUARANTEED
ATTENUATION
90
90
90
90
65
75
65
70
O
O
O
±910
±910
±910
±910
-910
-910
-910
-910
±KHz)
±KHz)
±KHz)
TERMINATING
TERMINATING
TERMINATING
IMPEDANCE
IMPEDANCE
IMPEDANCE
(Ohms/pF)
(Ohms/pF)
5500//-1.0
5500//-1.0
5500//-1.0
(Ohms/pF)
3000//2.0
3000//2.0
3000//1.5
3000//1.5
3000//1.5
1500//3.0
1500//2.0
1500//2.0
1500//2.0
1500//2.0
1500//1.0
1800//0.5
2200//0.5
2200//0.5
350//10.5
1200//1.5
1200//0.7
350//6.5
650//5.0
650//3.0
910//2.5
910//2.5
5000//0
HC-49/U x 2
HC-49/U x2
UM-1 x 2
UM-1 x 2
UM-1 x 2
UM-1 x 2
UM-1 x 2
UM-1 x 2
HC-49/U
HC-49/U
UM-1
UM-1
UM-1
UM-1
UM-1
UM-1
CASE
CASE
CASE
SC-3
SC-4
SC-5
SC-1
SC-1
SC-2
SC-3
SC-4
SC-1
SC-1