3. TECHNICAL BRIEF
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3.6.3 Auxiliary Section
1. This section includes an Automatic Frequency Control(AFC) DAC, voltage reference buffers, an
Auxiliary ADC, and light controllers.
• AFC DAC: 13 bits
2. This section also contains AUX ADC and Voltage Reference
• IDAC: 10 bits
• The Auxiliary ADC provides :
- Two differential inputs for temperature sensing.
- A differential input for the battery charger current sensor
AD6537B
Control
Serial
Port
CSFS
CSDI
CSDO
AFC
DAC
AIN1P
AIN2P
REFTXCM
REFOUT
REFCHG
AFCDAC
REF
AUXADC1
AUXADC2
BATTYPE
VBATSENSE
ISENSE
REFBB
Aux
ADC
TEMP1
TEMP2
LIGHT1
LIGHT2
LIGHT3
Light
Controllers
Voltage
Reference
Figure 3-14. AD6537B AUXILIARY SECTION
Содержание C3380
Страница 1: ...Service Manual Model C3380 Date November 2005 Issue 1 0 Service Manual C3380 ...
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Страница 83: ...4 TROUBLE SHOOTING 84 4 11 KEY backlight Trouble Test Points Figure 4 22 ...
Страница 98: ...4 TROUBLE SHOOTING 99 Yes No Yes No Replace M201 Establish a call Replace U101 Software Re_download ...
Страница 109: ...Note 110 ...
Страница 116: ... 117 8 PCB LAYOUT ...
Страница 117: ... 118 8 PCB LAYOUT ...
Страница 125: ...10 STAND ALONE TEST 126 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
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