Operating temperature range (B Version) is –40°C to +85°C.
2
AV
DD
= DV
DD
= 3 V; for AV
DD
= DV
DD
= 5 V, use CMOS compatible levels.
3
Guaranteed by design. Sample tested to ensure compliance.
4
T
A
= 25°C; AV
DD
= DV
DD
= 3 V; RF
IN
= 100 MHz.
5
The synthesizer phase noise floor is estimated by measuring the in-band phase noise at the output of the VCO and subtracting 20 logN (where N is the N divider value).
6
The phase noise is measured with the EVAL-ADF4001EB1 evaluation board and the HP8562E spectrum analyzer.
7
f
REFIN
= 10 MHz; f
PFD
= 200 kHz; Offset Frequency = 1 kHz; f
RF
= 200 MHz; N = 1000; Loop B/W = 20 kHz.
Specifications subject to change without notice.
–2–
REV.
B
ADF4001
TIMING CHARACTERISTICS
(AV
Parameter
t
1
t
2
t
3
t
4
t
5
t
6
DV
DD
= 3 V 10%, 5 V
R
SET
= 4.7 k ; T
A
= T
MIN
to T
MAX
, unless otherwise noted; dBm referred to 50
Limit at
T
MIN
to T
MAX
(B Version)
10
10
25
25
10
20
DD
=
10%; AV
DD
≤
V
P
≤
6.0 V ; AGND = DGND = CPGND= 0 V;
.)
Unit
ns min
ns min
ns min
ns min
ns min
ns min
Test Conditions/Comments
DATA to CLOCK Setup Time
DATA to CLOCK Hold Time
CLOCK High Duration
CLOCK Low Duration
CLOCK to LE Setup Time
LE Pulsewidth
Guaranteed by design but not production tested.
Specifications subject to change without notice.
t
3
CLOCK
t
4
t
1
DATA
DB20
(MSB)
DB19
t
2
DB2
DB1
(CONTROL BIT C2)
DB0 (LSB)
(CONTROL BIT C1)
t
6
LE
t
5
LE
Figure 1. Timing Diagram
ABSOLUTE MAXIMUM RATINGS
1, 2
(
T
A
= 25°C, unless otherwise noted.)
AV
DD
to GND
3
. . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V
AV
DD
to DV
DD
. . . . . . . . . . . . . . . . . . . . . . . . . 0 V to +0.3 V
V
P
to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V
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