TDA7512 Datasheet, PDF (24/42 Pages) STMicroelectronics – AM/FM CAR RADIO TUNER IC WITH INTELLIGENT SELECTIVITY SYSTEM ISS

TDA7512
2.3 DATA BYTE SPECIFICATION
2.3.1 Addr 0 Charge Pump Control
Table 9.
MSB
LSB
d7 d6 d5 d4 d3 d2 d1 d0
0 0 0 0 High current = 0mA
0 0 0 1 High current = 0.5mA
0 0 1 0 High current = 1mA
0 0 1 1 High current = 1.5mA
-
-
-
--
1 1 1 1 High current = 7.5mA
00
Low current = 0µA
01
Low current = 50µA
10
Low current = 100µA
11
Low current = 150µA
0
Select low current
1
Select high current
0
Lock detector disable
1
Lock detector enable
Function
2.3.2 Addr 1PLL Counter 1 (LSB)
Table 10.
MSB
LSB
d7 d6 d5 d4 d3 d2 d1 d0
0 0 0 0 0 0 0 0 LSB = 0
0 0 0 0 0 0 0 1 LSB = 1
0 0 0 0 0 0 1 0 LSB = 2
-
-
-
-
-
-
-
--
1 1 1 1 1 1 0 0 LSB = 252
1 1 1 1 1 1 0 1 LSB = 253
1 1 1 1 1 1 1 0 LSB = 254
1 1 1 1 1 1 1 1 LSB = 255
Function
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