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MC145170-2 - PLL Frequency Synthesizer with Serial Interface

General Description

section.

2.

ESD data available upon request.

Key Features

  • fully programmable R and N counters, an amplifier at the fin pin, on-chip support of an external crystal, a programmable reference output, and both single- and double-ended phase detectors with linear transfer functions (no dead zones). A configuration (C) register allows the part to be configured to meet various.

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Freescale Semiconductor Technical Data MC145170-2/D Rev. 5, 1/2005 MC145170-2 MC145170-2 PLL Frequency Synthesizer with Serial Interface Package Information P Suffix SOG Package Case 648 1 Introduction The new MC145170-2 is pin-for-pin compatible with the MC145170-1. A comparison of the two parts is shown in Table 1 on page 2. The MC145170-2 is recommended for new designs and has a more robust power-on reset (POR) circuit that is more responsive to momentary power supply interruptions. The two devices are actually the same chip with mask options for the POR circuit. The more robust POR circuit draws approximately 20 µA additional supply current. Note that the maximum specification of 100 µA quiescent supply current has not changed.