AK1541_17 Datasheet, PDF (26/37 Pages) Asahi Kasei Microsystems – 20 to 600Mhz Delta-Sigma Fractional-N Frequency Synthesizer

11. IC Interface Schematic
No.
Name
I/O R0() Cur(µA)
4
LE
I
300
Digital input pins
5
DATA
I
300
6
CLK
I
300
8
PDN2
I
300
9
PDN1
I
300
Function
R0
2
TEST4
3
TEST1
11
TEST2
12
TEST3
I
300
I
300
I
300
I
300
7
LD
O
Digital input pins Pull-Down
R0
100k
Digital output pin
[AK1541]
10
REFIN
I
300
Analog input pin
R0
13
VREF1
IO
300
15
VREF2
IO
300
19
BIAS
IO
300
22
CPZ
IO
300
Analog I/O pin
R0
MS1043-E-05
26
2013/03