參數(shù)資料
型號(hào): XR17D158
廠商: Exar Corporation
英文描述: UNIVERSAL (3.3V AND 5V) PCI BUS OCTAL UART
中文描述: 通用(3.3V和5V)PCI總線八進(jìn)制的UART
文件頁(yè)數(shù): 10/72頁(yè)
文件大?。?/td> 1520K
代理商: XR17D158
XR17D158
UNIVERSAL (3.3V AND 5V) PCI BUS OCTAL UART
xr
REV. 1.2.1
10
F
IGURE
4. T
YPICAL
A
PPLICATIONS
IN
AN
E
MBEDDED
S
YSTEM
Example 1
VIO = 3.3V, VCC = 5V
PCI
Local
Bus
Interface
UART Channel 7
UART Channel 6
UART Channel 5
UART Channel 4
UART Channel 3
UART Channel 2
UART Channel 1
UART Channel 0
UART Core Logic
VCC = 5V
VIO = 5V
CLK
(up to 33.34MHz)
Max Crystal Frequency = 24MHz
Max External Clock = 50MHz
VIO = 3.3V
Example 2
VIO = 5V, VCC = 5V
PCI
Local
Bus
Interface
UART Channel 7
UART Channel 6
UART Channel 5
UART Channel 4
UART Channel 3
UART Channel 2
UART Channel 1
UART Channel 0
UART Core Logic
VCC = 5V
CLK
(up to 33.34MHz)
Max Crystal Frequency = 24MHz
Max External Clock = 50MHz