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參數(shù)資料
| 型號： | GR2320 |
| 廠商： | Gennum Corporation |
| 英文描述： | Genblue Module |
| 中文描述： | Genblue模塊 |
| 文件頁數(shù)： | 10/17頁 |
| 文件大小： | 547K |
| 代理商： | GR2320 |
GR2316 / GR2320 Data Sheet
32197 - F
May 2006
10 of 17
4. Typical Application
Figure 4-1: Typical application circuit (bottom view)
PIO[11]
PIO[10]
PIO[9]
PIO[7]
PIO[6]
PIO[8]
NC
PIO[3]
PIO[2]
PIO[4]
PIO[5]
MIC_N
MIC_P
RESET
PCM_OUT
U
U
UART_CTS
UART_RTS
VDD_USB
VDD_CORE
VDD_DIG
VDD_MEM1
FLASH_EN
VDD_MEM0
PCM_CLK
PCM_IN
V
U
U
S
P
P
A
S
A
C
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
PCM_SYNC
SPI_MOSI
SPI_CLK
S
S
G
NC
NC
NC
V
G
NC
V
G
G
G
A
G
G
A14
A13
A12
A11
A10
B14
C14
D14
E14
F14
G14
H14
J14
K14
L14
M14
N14
P14
P13
P12
P11
P10
B10
C10
D10
E10
F10
G10
A9
A8
A7
A6
A5
A4
A3
A2
A1
C9
C8
D8
D9
E9
E8
F8
F9
G9
G8
P9
P8
P7
P6
P5
P4
P3
P2
P1
N1
M1
L1
K1
J1
H1
G1
F1
E1
D1
C1
B1
{
{
{
{
{
SPI Interface
PCM Interface
2
μ
2
UART Interface
2
μ
2
2
μ
2
+3V
Power
Supply
{
USB
Interface
Programmable
I/O
Speaker
{
Programmable
I/O
Programmable
I/O
To Bias Circuit
(See Figure 4-2)
Microphone
Programmable
I/O
To
Antenna
+3V
Power Supply
NOTES:
1. NC = No connection. Do not connect this pin.
2. = Connection to low impedance ground plane
3. The speaker outputs are differential, so must be connected directly across the speaker
terminals or into a differential amplifier to remove the common mode noise.
+3V Power Supply
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