3. TECHNICAL BRIEF
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3.6 Analog Main & Power Management Processor (AD6537B, U101)
Figure 3-11 AD6537B FUNCTION BLOCK DIAGRAM
AD6525
or
AD6526
AD6537B
Light
Controllers
T
R
O
P
S
C
Ram
GMSK
Filter
Filter
Filter
Filter
Tone
ADC
ADC
ADC
DAC
DAC
ADC
DAC
DAC
DAC
T
R
O
P
S
B
T
R
O
P
S
A
h
cti
w
S
Mic
Headphones
or Headset
Battery
Charger
8 Voltage Regulators
Othello
LEDs
Crystal &
Varactor
VCORE: 1.8 V, 80mA
VMEM: 1.8 or 2.8V, 150mA
VEXT: 2.8V, 170mA
VSIM: 1.8 or 2.85V, 20mA
VRTC: 1.8V, 200 µA
VABB
VMIC: 2.5V, 1mA
VVCXO: 2.75V, 10mA
Содержание B2050
Страница 7: ... 6 2 PERFORMANCE 2 PERFORMANCE 2 1 H W Features ...
Страница 8: ... 7 2 PERFORMANCE ...
Страница 9: ... 8 2 PERFORMANCE 2 2 Technical Specification ...
Страница 10: ... 9 2 PERFORMANCE ...
Страница 11: ... 10 2 PERFORMANCE ...
Страница 12: ... 11 2 PERFORMANCE ...
Страница 13: ... 12 2 PERFORMANCE ...
Страница 53: ... 52 4 2 TX Trouble TEST POINT 13Mhz OSCILLATOR Mobile SW FEM TRANCEIVER LDO PAM 4 TROUBLE SHOOTING ...
Страница 57: ... 56 3 Checking Ant SW Mobile SW 4 TROUBLE SHOOTING ...
Страница 67: ... 66 TEST POINT 4 6 LCD Trouble 4 TROUBLE SHOOTING ...
Страница 70: ... 69 4 TROUBLE SHOOTING TEST POINT 4 7 Speaker Trouble ...
Страница 77: ... 76 4 TROUBLE SHOOTING 4 10 KEY backlight Trouble TEST POINT ...
Страница 91: ... 90 5 DOWNLOAD AND CALIBRATION 6 Press Start and Pover on the phone using JIG remote Power on Switch 1 ...
Страница 92: ...5 DOWNLOAD AND CALIBRATION 91 5 2 Calibration ...
Страница 93: ... 92 5 DOWNLOAD AND CALIBRATION ...
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Страница 103: ... 102 Figure 8 1 B2050 BOTTOM SIDE PCB LAYOUT 8 PCB LAYOUT ...
Страница 104: ... 103 8 PCB LAYOUT Figure 8 1 B2050 TOP SIDE PCB LAYOUT ...
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Страница 113: ...10 STAND ALONE TEST 112 ...
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