Dsp-A/Dsp-B Boards; Dsp-Tx Board - Icom IC-7800 Service Manual

The transcever
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2-6

DSP-A/DSP-B BOARDS

Analog switch
Analog switch
(IC331: TC7W53FK)
(IC331: TC7W53FK)
A/D converter [IF]
A/D converter
(IC401: AK5394A)
(IC401: AK5394A)
Clock amplifier
Clock amplifier
IC451: TC7S04FU
IC451: TC7S04FU
IC452: SN74LVC1GU04DCKR
IC452: SN74LVC1GU04DCKR
2-7

DSP-TX BOARD

A/D converter
A/D converter [AF]
(IC401: AK5394A)
(IC401: AK5394A)
Clock amplifier
IC451: TC7S04FU
IC452: SN74LVC1GU04DCKR
2 - 4
D/A converter
D/A converter [AF]
(IC551: AK4394)
(IC551: AK4394)
D/A converter [AGC]
D/A converter
(IC771: BU9480F)
(IC771: BU9480F)
DSP IC
DSP IC
(IC1: TMS320C6713GFN)
(IC1: TMS320C6713GFN)
D/A converter [IF]
D/A converter
(IC551: AK4394)
(IC551: AD1855JRS)
DSP IC
DSP IC
(IC1: TMS320C6713GFN)
(IC1: TMS320C6713GFN)

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