TEA6821T Philips Semiconductors, TEA6821T Datasheet - Page 28

• Manufacturer Part Number: TEA6821T
• Description: ICE car radio
• Manufacturer: Philips Semiconductors

Philips Semiconductors
General specification
I
September 1993
2
bus address of the TEA6821T
subaddress
hardware (pin) programmable address bits
default settings by power-on reset
Data to be received by the IC
data byte 1
data byte 2
Data to be transmitted by the IC
data byte 1
C-bus data
ICE car radio
(1)
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
bit 6
bit 7
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
bit 6
bit 7
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
bit 6
bit 7
switch for mono: bit 0 = 1; stereo: bit 0 = 0
LSB reference frequency for synthesizer; see Table 1
reference frequency for synthesizer; see Table 1
MSB reference frequency for synthesizer; see Table 1
tuning mute, bit 4 = 1: off; bit 4 = 0: on
SDS/SDR hold, bit 5 = 1: off; bit 5 = 0: on
radio mute, bit 6 = 1: off; bit 6 = 0: on
I
AM/FM, bit 0 = 0: AM; bit 0 = 1: FM
divider for AM mixer, bit 1 = 0: division by 2; bit 1 = 1: division by 6
measure time IF count, bit 2 = 0: 40 ms; bit 2 = 1: 4 ms
SDR off, bit 3 = 0: SDR off; bit 3 = 1: SDR on
not used
not used
not used
not used
LSB level information
level information
MSB level information
LSB multipath information
multipath information
MSB multipath information
bit 6 = 1: stereo pilot presence
not used
2
C-bus to front end, bit 7 = 1: enabled; bit 7 = 0: disabled
28
1100 001X
not used
not available
radio mute and 40 ms IF count time is enabled,
all other bits are random
Preliminary specification
TEA6821T