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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
0.65
cm
3)
8Wide frequency trim range
8Directly drives the TTL or C-MOS IC
■Specification
■Dimensions
(✻)
7.62±0.2
1.0 ±0.1
9.0
14.4±0.2
4.9
–0.2
+0.1
11.4
11.4
#1 #2
#3
#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
11.4
11.4
#1 #2
#3
#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
TTL Level C-MOS Level
40~60% (+1.4V) 40~60% (1/2V
DD
) 40~60% (1/2V
DD
)
±40×10–6max
±50×10
–6
min
±100×10–6min/+2.5±2.0V
/+1.65±1.5V
Positive
11A-3, 11B-4
Nominal Frequency
Range (MHz)
Supply Voltage
Load
Operating Temp. Range
Current Consumption
Output Level
Duty Cycle
Frequency Stability
AFC Charact.
Polarity
Case Code
Standard Nominal frequency (MHz) Spec Code
2 ~ 25 G
25 ~ 52 A
Model 7311A →Case Code 11A-3, 7311B →Case Code 11B-4
Model 7311A, 7311B
Item
Spec. Code
See (✻)
SV71 SV81 SV81-D
V.C.
GND
OUTPUT
+DC
#1
#2
#3
#4
PAD NO. CONNECTION
#4.P126-160 02.2.5 4:08PM ページ 135