资料介绍
V09电路及PCB元器件分布图A
B
C
D
E
4
GND GND GND GND
GUARDING GUARDING GUARDING GUARDING
MICBIAS REFR
11 11
4
16
AUXADC4 2 R3 240k 0402R 1% C1 22pF 10% 50V COG 0402C MICBIAS REFR AUXADC4 AREFC C12 R1 750k 0402R AUXADC3 AREFO U1E ML2011 C11 1 R2 240k 0402R 1% 1 C11 0.1uF 16V Y5V 80% 0402C AUXADC2 BREFC A12 A11 A8 B8 E9 C10 D9 1 1 2 2 C9 0402C 1000pF 10% 50V X7R C12 0402C 1000pF 10% 50V X7R
2
2
B12 B11
1 1 1 1 1 1
2 2 2 2 2 2
C2 0402C 0.033uF 80% 25V Y5V C3 0402C 0.033uF 80% 25V Y5V C4 0402C 0.033uF 80% 25V Y5V C5 0402C 0.1uF 80% 16V Y5V C7 0402C 1000pF 10% 50V X7R C8 0402C 1000pF 10% 50V X7R
1
3
1
E11
3
5,7,9,14 BATTERY
2
1% 1
BAG
D11 BREFO AUXADC1 EXREF TXREF TXREF2
7
2
AUXADC1 1 2 C10 33pF 50V COG 10% 0402C
2
2
Table of AUXADC[4:1] Usage
1
1. AUXADC1: 32KHz Crystal Temperature 2. A