參數(shù)資料
型號(hào)： SDA 4335
廠商： SIEMENS AG
元件分類(lèi)： 通用總線功能
英文描述： PLL Frequency Synthesizer, IF Counter, 7 bit ADC, 7 & 4 bit DAC(包含IF計(jì)數(shù)器,7位ADC,7和4位DAC的用于汽車(chē)收音機(jī)的鎖相環(huán)頻率合成器)
中文描述： 鎖相環(huán)頻率合成器，中頻計(jì)數(shù)器，7位ADC，7
文件頁(yè)數(shù)： 23/33頁(yè)
文件大?。?/td> 676K
代理商： SDA 4335
Specification
SDA 4335
Semiconductor Group
23
21.5.99
*
Valid for D7=0 in subaddress 05H in FM_Mode
Multiply window value with 2 for D7=1 in subaddress 05H
(e. g. D7=0
Window= ± 6.25 kHz
D7=1
Window= ± 12.5 kHz)
Subaddress 03H, DAC7
Subaddress 04H, IF_Count_P1
MSB
LSB
Function
MSB
LSB
Function
D7
D6
D5
D4
D3
D2
D1
D0
D7
D6
D5
D4
D3
D2
D1
D0
1
DAC7 enabled
1
IF_Count enabled
0
x
x
x
x
x
x
x
DAC7 disabled
0
IF_Count disabled
1
1
1
1
1
1
1
1
DAC7_127 (full scale)
1
Port IFC_SD is input for
station_detect to start
IF_COUNT externally, if the
station detetect goes to high
0
Port IFC_SD is output for
result IF_CENTER
FM_MODE / AM_MODE
1
1
0
0
0
0
1
1
DAC7_66
(MSB+3*LSB)
1
0
0
Window=
±
100kHz* / 4kHz
1
1
0
0
0
0
1
0
DAC7_65
(MSB+2*LSB)
0
1
1
Window=
±
50kHz* / 2kHz
1
1
0
0
0
0
0
1
DAC7_64
(MSB+LSB)
0
1
0
Window=
±
25kHz* / 1kHz
1
1
0
0
0
0
0
0
DAC7_63 (MSB)
0
0
1
Window=
±
12.5kHz* / 500Hz
Window=
±
6.25kHz* / 250Hz
1
0
1
1
1
1
1
1
DAC7_62 (MSB-LSB)
0
0
0
1
0
1
1
1
1
1
0
DAC7_61 (MSB-
2*LSB)
1
1
1
Gatetime= 40.96ms/not used
1
0
1
1
1
1
0
1
DAC7_60 (MSB-
3*LSB)
1
1
0
Gatetime= 20.48ms / 64ms
1
0
1
1
1
1
0
0
DAC7_59 (MSB-
4*LSB)
1
0
1
Gatetime= 10.24ms / 32ms
1
0
0
Gatetime= 5.12ms / 16ms
0
1
1
Gatetime= 2.56ms / 8ms
1
0
0
0
0
0
1
0
DAC7_2
(zero+2*LSB)
0
1
0
Gatetime= 1.28ms / 4ms
1
0
0
0
0
0
0
1
DAC7_1
(zero+LSB;
LSB=39mV)
0
0
1
Gatetime= 640us / 2ms
1
0
0
0
0
0
0
0
DAC7_0 zero
0
0
0
Gatetime= 320us / 1ms
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