Sharp CD-DH790N, Service Manual

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CD-DH790N
8 – 2
U6 92L117Si473101 : Broadcast AM/FM Radio Receiver ( 2/2 )
PIN DESCRIPTION
Pin Number(s) Name Description
1,20 NC No connect. Leave floating.
2 FMI FM RF inputs. FMI should be connected to the antenna trace.
3 RFGND RF ground. Connect to ground plane on PCB.
4 AMI AM RF input. AMI should be connected to the AM antenna.
5 RST Device reset (active low) input.
6 SEN Serial enable input (active low).
7 SCLK Serial clock input.
8 SDIO Serial data input/output.
9 RCLK External reference oscillator input.
10
V
10
I/O supply voltage.
11
V
DD
Supply voltage. May be connected directly to battery.
12, GND PAD GND Ground. Connect to ground plane on PCB.
13 ROUT Right audio line output in analog output mode.
14 LOUT Left audio line output in analog output mode.
15 DOUT Digital output data in digital output mode.
16 DFS Digital frame synchronization input in digital output mode.
17 GPO3/DCLK
General purpose output, crystal oscillator, or digital bit synchronous clock input in
digital output mode.
18 GPO2/INT General purpose output or interrupt pin.
19 GPO1 General purpose output.