Sharp LC-32X20E Service Manual page 80

LC-32X20E/S/RU, LC-37X20E/S/RU
2.5. IC1403 (VHiTAS3108D-1Y)
2.5.1 Block Diagram
2.5.2 Pin Connections and short description
Pin No. Pin Name
38 AVDD
1 AVSS
7 CS0
9, 30 DVDD
10, 29 DVSS
8 GPIO
19 LRCLK
5 MCLKIN
21 MCLKO
6 MICROCLK_DIV
31 PDN
34 PLL0
35 PLL1
36 PLL2
33, 37 RESERVED
32 RESET
16 SCL1
18 SCL2
20 SCLKIN
I/O
— Analog power-supply input (3.3V)
— Analog ground
I Pull-down Chip select
— Digital power-supply input (3.3V)
— Digital ground
I/O Pull-up GPIO control pin (user programmable)
I/O Pull-down Sample rate clock (fS) input or output
I Master clock input (Connect to ground when not in use.)
O Master clock output
I Pull-down Internal microprocessor clock divide control
I Pull-up Powers down all logic and stops all clocks, active-low. Coefficient memory remains stable
through power-down cycle.
I Pull-up PLL control 0
I Pull-down PLL control 1
I Pull-down PLL control 2
— Connect to ground
I Pull-up Reset, active-low
I/O I2C port #1 clock (always a slave)
I/O I2C port #2 clock (always a slave)
I Pull-down Bit clock input
Pin Function
5 – 8