LC72720 查看數據表（PDF） - SANYO -> Panasonic

零件编号

产品描述 (功能)

生产厂家

LC72720

Single-chip RDS signal-processing system LSI

SANYO -> Panasonic 

LC72720, 72720M

Serial Data Input and Output Methods

Data is input and output using the CCB (computer control bus), which is the Sanyo audio LSI serial bus format. This LSI

adopts an 8-bit address CCB format.

(LSB)

Address

(MSB)

I/O mode

B0 B1 B2 B3 A0 A1 A2 A3

Comment

· Control data input mode, also referred to as “serial data input” mode.

1

IN1 (6A) 0 1 0 1 0 1 1 0 · This is a 16-bit data input mode.

· Control data input mode, also referred to as “serial data input” mode.

2

IN2 (6B) 1 1 0 1 0 1 1 0 · This is a 16-bit data input mode.

· Data output mode, also referred to as “serial data output” mode.

3

OUT (6C) 0 0 1 1 0 1 1 0 · The data for multiple blocks can be output sequentially in this mode.

I/O mode determined

For the CL normal high state

For the CL normal low state

Serial data input (IN1, IN2) tSU, tHD, tEL, tES, tEH ≥ 0.75 µs tLC < 1.15µs tCE < 20 ms

CL: Normal high

Internal data

CL: Normal low

Internal data

Caution: The serial data I/O function can access data only after the crystal oscillator circuit is operating.

No. 5602-11/14

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