138
CRYSTAL
OSCILLATORS
VOLTAGE CONTROLLED CRYSTAL OSCILLATORS 7300 SERIES
■Model 7311A
7311B
■Main applications : ISDN, HDTV, PBX
■Features 8Surface mount type
8Compactness (height 5mm max, volume
0.65j)
8Wide frequency trim range
8Directly drives the TTL or C-MOS IC
8It is applicable to reflow soldering.
■Specification
■Dimensions
(✻)
7.62 ±0.2
1.0
±0.1
9.0
14.4 ±0.2
4.9
–0.2
+0.1
(0.15)
GND
V.C.
11.4
+DC OUTPUT
11.4
7.62 ±0.2
1.0
±0.1
9.0
11.7 +0.4
–0.2
4.9
–0.2
+0.1
0.8
GND
V.C.
11.4
+DC OUTPUT
11.4
11A-3 (mm) 11B-4 (mm)
Recommended land pattern
3.81 3.81
1.6
3.3
4.3
4.3
3.3
Recommended land pattern
1.6
1.95
4.3 4.3
1.95
3.81
3.81
2~52
+5VDC±5%
+3.3VDC±5%
N-TTL2 15pF
–10~+70˚C
30mA max 20mA max
±40×10–6 max
TTL Level C-MOS Level
40~60% (+1.4V) 40~60% (1/2V
DD
) 40~60% (1/2V
DD
)
±50×10
–6
min
±100×10–6 min/+2.5±2.0V
/+1.65±1.5V
Positive
11A-3, 11B-4
Standard Nominal
Frequency Range (MHz)
Supply Voltage
Load
Operating Temp. Range
Current Consumption
Frequency Stability
Output Level
Duty Cycle
AFC Charact.
Polarity
Case Code
Model 7311A, 7311B
Item
Spec. Code
See (✻)
SV71 SV81 SV81-D
Standard Nominal frequency (MHz) Spec Code
2 ~ 25 G
25 ~ 52 A
Model 7311A →Case Code 11A-3, 7311B →Case Code 11B-4
