AK1572 Datasheet, PDF (5/35 Pages) Asahi Kasei Microsystems – Down Converter Mixer with Fractional-N Frequency Synthesizer and VCO

[AK1572]
No Name
30 TEST1
31 TEST2
32 REFIN
I/O
Pin function
Test enable
DI A logic low on this pin test mode the
device.
Test enable
DI A logic low on this pin test mode the
device.
AI Reference Input
Power
Down
Remarks
Pull Down
Schmidt trigger input
Pull Down
Schmidt trigger input
Note 1) The exposed pad at the center of the backside should be connected to ground.
The following table shows the meaning of abbreviations used in the “I/O” column above.
AI:Analog input pin AO:Analog output pin AIO:Analog I/O pin DI:Digital input pin
DO:Digital output pin P: Power supply pin G:Ground pin
2. Pin Assignments
24 23 22 21 20 19 18 17
25
16
26
15
27
14
28
33
13
29
12
30
11
31
10
32
9
123 456 78
32pin QFN (0.5mm pitch, 5mm x 5mm)
Fig. 2 Package Pin Layout (Top View)
MS1551-E-00
5
2013//8