DSC1001 Datasheet, PDF (6/8 Pages) Micrel Semiconductor – Low-Power Precision CMOS Oscillator

DSC1001
1.8~3.3V Low-Power Precision CMOS Oscillator
Board Layout (recommended)
Solder Reflow Profile
260°C
217°C
200°C
150°C
25°C
60-180
Sec
Pre heat
8 min max
Package Dimensions
20-40
Sec
60-150
Sec
Reflow
Cool
Time
MSL 1 @ 260°C refer to JSTD-020C
Ramp-Up Rate (200°C to Peak Temp) 3°C/Sec Max.
Preheat Time 150°C to 200°C
60-180 Sec
Time maintained above 217°C
60-150 Sec
Peak Temperature
255-260°C
Time within 5°C of actual Peak
20-40 Sec
Ramp-Down Rate
6°C/Sec Max.
Time 25°C to Peak Temperature
8 min Max.
7.0 x 5.0 mm Plastic Package
External Dimensions
7.0±0.10 [0.276±0.004]
#4
#3
5.08 [0.2]
#3
#4
2.6 [0.102]
3.5 [0.138]
2.2 [0.087]
Recommended Land Pattern*
5.08 [0.200]
2.6 [0.102]
0.2 [0.008]
oo
oo
oo
1.4 [0.055]
#1
#2
5.0±0.10 [0.197±0.004]
0.85±0.05 [0.033±0.002]
#2 _{1.4 [0.055]} #1
0.2 [0.008]
1.2 [0.047]
No. Pin Terminal
1
Standby#
2
GND
3
Output
4
VDD
0.2 [0.008]
1.4 [0.055]
*Note: The center pad is not connected
internally and should be left un-
connected or tied to GND.
units: mm [inch]
Page 6
MK-Q-B-P-D-050610-01-9