... select inputs. This is called "Fractional extension". A similar extension called "Half channel offset" can be obtained in modes 2, 4, 6 and...N + 0.5) N is an integer.
74HC/HCT4059
Control inputs Kb and Kc can be used to initiate and lock...
...
PMB6250 PMB6253
SMARTi. Icp, fractional: 1.2 mA 20% Icp, integer: 2.0 mA 20% The SAM timer is set to 115us.
VCO PMB2100
Appl_circuit.wmf
Figure 3-1
Application Circuit
Locking times of less than 200us for 10 peak phase err...
fractional-n Synthesizer
General Description
The MAX2150 is a complete wideband direct upconversion quadrature modulator IC incorporating a 28-bit sigma-delta fractional-n synthesizer. The device is targeted for applications in the 700MHz...
Description
Wideband I/Q Modulator with Sigma-Delta fractional-n Synthesizer
...1A.
INPUT FORMATS
AIN LMU08 Fractional Two's Complement 765 -20 2-1 2-2
(Sign)
BIN
210 2-5 2-6 2-7
765 -20 2-1 2-2
(Sign)
...N = total number of device outputs C = capacitive load per output V = supply voltage F = clock frequ...
Description
8 x 8-bit Parallel Multiplier 8-BIT, DSP-MULTIPLIER, PDIP40 乘数