SP5769
MSB
LSB
Address
Status byte
1
POR
1
FL
0
0
0
0
0
0
MA1
0
MA0
0
1
0
A
A
Byte 1
Byte 2
Table 3 Read data format (MSB transmitted first)
A
Acknowledge bit
MA1, MA0 Variable address bits (see Table 4)
POR
FL
Power On Reset indicator
Phase lock flag
MA1
MA0
Address input voltage level
T2
T1
T0
Test mode description
0
0
1
1
0
1
0
1
0 to 0·1VCC
Open circuit
0·4VCC to 0·6VCC *
0·9VCC to VCC
0
1
X
0
X
0
Normal operation
Charge pump sink
Status byte FL = logic ‘0’
Charge pump source
Status byte FL = logic ‘0’
Charge pump disable
Status byte FL = logic ‘1’
P0 = fPD/2
1
1
1
0
1
1
1
0
1
*Programmed by connecting a 15kΩ resistor from pin 10 to VCC
Table 4 Address selection
Current (µA)
Table 5 Test modes
C1 C0
Min.
Typ.
Max.
RE
RS
REF/COMP output
0
0
1
1
0
1
0
1
6116
6247
6517
61087
6155
6330
6690
61450
6194
6412
6862
61812
0
1
1
X
0
1
High impedance
fREF selected
fCOMP selected
Table 6 Charge pump current
Table 7 REF/COMP output
300
100
40
OPERATING WINDOW
100 200
1000
2000
FREQUENCY (MHz)
3000
4000
Figure 3 Typical RF input sensitivity
5
MITEL [ MITEL NETWORKS CORPORATION ]
