Datasheet

ADF4154 Data Sheet
Rev. C | Page 4 of 24
TIMING CHARACTERISTICS
AV
DD
= DV
DD
= SDV
DD
= 2.7 V to 3.3 V; V
P
= AV
DD
to 5.5 V; AGND = DGND = 0 V; T
A
= T
MIN
to T
MAX
, unless otherwise noted; dBm
referred to 50 Ω.
Table 2.
Parameter
1
Limit at T
MIN
to T
MAX
(B Version) Unit Test Conditions/Comments
t
1
20 ns min LE setup time
t
2
10 ns min DATA to CLOCK setup time
t
3
10 ns min DATA to CLOCK hold time
t
4
25 ns min CLOCK high duration
t
5
25
ns min
CLOCK low duration
t
6
10 ns min CLOCK to LE setup time
t
7
20 ns min LE pulse width
1
Guaranteed by design, but not production tested.
CLOCK
DATA
LE
LE
DB23 (MSB) DB22 DB2
DB1
(CONTROL BIT C2)
DB0 (LSB)
(CONTROL BIT C1)
t
1
t
2
t
3
t
7
t
6
t
4
t
5
04833-026
Figure 2. Timing Diagram