TEA5767HL データシートの表示（PDF） - Philips Electronics

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TEA5767HL

Low-power FM stereo radio for handheld applications

Philips Electronics 

Philips Semiconductors

Low-power FM stereo radio for

handheld applications

8.3 Reading data

Product specification

TEA5767HL

WRITE/READ

50 %

tW(read)

tsu(clk)

tHIGH

CLOCK

50 %

50 %

tLOW

th(out)

td(out)

DATA

50 %

Fig.4 3-wire bus read data.

50 %

mhc249

Table 13 Read mode

DATA BYTE 1

DATA BYTE 2

DATA BYTE 3

DATA BYTE 4

DATA BYTE 5

Table 14 Format of 1st data byte

BIT 7 (MSB)

RF

BIT 6

BLF

BIT 5

PLL13

BIT 4

PLL12

BIT 3

PLL11

BIT 2

PLL10

BIT 1

PLL9

BIT 0 (LSB)

PLL8

Table 15 Description of 1st data byte bits

BIT

7

6

5 to 0

SYMBOL

RF

BLF

PLL[13:8]

DESCRIPTION

Ready Flag: if RF = 1 then a station has been found or the band limit has been

reached; if RF = 0 then no station has been found

Band Limit Flag: if BLF = 1 then the band limit has been reached; if BLF = 0 then the

band limit has not been reached

setting of synthesizer programmable counter after search or preset

2004 Sep 13

12

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