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MSP50C605 Datasheet(PDF) 4 Page - Texas Instruments |
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MSP50C605 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 9 page MSP50C605 MIXED-SIGNAL PROCESSOR SPSS025B– FEBRUARY 2000 – REVISED FEBRUARY 2001 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 Terminal Functions NAME PIN NO. PAD NO. I/O DESCRIPTION Input/Output Ports PC0 – PC7 89 – 82 8 – 1 I/O Port C general-purpose I/O (1 Byte) PD0 – PD7 99 – 92 18 – 11 I/O Port D general-purpose I/O (1 Byte) PE0 – PE7 46 – 39 48 – 41 I/O Port E general-purpose I/O (1 Byte) PF0 – PF7 16 – 9 31 – 24 I Port F key-scan input (1 Byte) Pins PD4 and PD5 may be dedicated to the comparator function, if the comparator enable bit is set. Refer to Section 3.3, Comparator, for details. Scan Port Control Signals SCANIN 37 39 I Scan port data input SCANOUT 33 35 O Scan port data output SCANCLK 36 38 I Scan port clock SYNC 35 37 I Scan port synchronization TEST 34 36 I C605: test modes The scan port pins must be bonded out on any MSP50C605 production board. Consult the Important Note regarding Scan Port Bond Out, see Chapter 7 in the MSP50C614 User’s Guide (SPSU014). Reference Oscillator Signals OSCOUT 49 51 O Resistor/crystal reference out OSCIN 48 50 I Resistor/crystal reference in PLL 47 49 O Phase-lock-loop filter Digital-to-Analog Sound Output DACP 7 22 O Digital-to-analog plus output (+) DACM 5 20 O Digital-to-analog minus output (–) Initialization RESET 38 40 I Initialization Power Signals VSS 17, 50, 90, 100† 32, 52, 9, 19† Ground VDD 6†, 8, 31, 32, 91 21†, 23, 33, 34, 10 Processor power (+) † The VSS and VDD connections service the DACcircuitry.Theirpinstendtosustainahighercurrentdraw.Adedicateddecouplingcapacitoracross these pins is therefore required. |
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