Philips Semiconductors
TEA5767HN
Low-power FM stereo radio for handheld applications
8.5 Reading data
WRITE_READ
t
W(read)
50 %
t
su(clk)
t
HIGH
50 %
t
LOW
t
h
50 %
t
d
50 %
mhc249
CLOCK
50 %
DATA
Fig 9. 3-wire bus read data
DATA BYTE 1
DATA BYTE 2
DATA BYTE 3
DATA BYTE 4
DATA BYTE 5
001aae350
Fig 10. Read mode
Table 17.
7 (MSB)
RF
Table 18.
Bit
7
6
5 to 0
Table 19.
7 (MSB)
PLL7
Table 20.
Bit
7 to 0
Table 21.
7 (MSB)
STEREO
TEA5767HN_4
Format of 1st data byte
6
BLF
5
PLL13
4
PLL12
3
PLL11
2
PLL10
1
PLL9
0 (LSB)
PLL8
Description of 1st data byte bits
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
Format of 2nd data byte
6
PLL6
5
PLL5
4
PLL4
3
PLL3
2
PLL2
1
PLL1
0 (LSB)
PLL0
Description of 2nd data byte bits
Symbol
PLL[7:0]
Description
setting of synthesizer programmable counter after search or preset
Format of 3rd data byte
6
IF6
IF5
5
IF4
4
IF3
3
IF2
2
IF1
1
0 (LSB)
IF0
漏 Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet
Rev. 04 鈥?20 February 2006
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