PCIe-24DSI32
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General Standards Corporation Ph:(256)880-8787 FAX:(256)880-8788 Email: [email protected]
4-3
An external clock output can be assigned as the output of the rate generator, or as the ADC
sample clock. A board from which a rate generator or ADC sample clock originates is a
clock
initiator
. Boards that receive and retransmit the external clock are
clock targets
.
Multiple
targets can be controlled from a single initiator.
4.5 Power Control
Regulated supply voltages of +5 Volts, +6 Volts and ±15 Volts are required by the analog
networks. Multiple DC/DC converters in the power conditioner use +3.3V input power from the
PCIe bus to produce preregulated DC voltages that subsequently are postregulated with linear
regulators to the required supply voltages.
Linear regulators ensure that the final power
voltages delivered to the analog networks are well-regulated and free of noise.