xr17d152im Exar Corporation, xr17d152im Datasheet - Page 8

• Manufacturer Part Number: xr17d152im
• Description: Universal 3.3v And 5v Pci Bus Dual Uart
• Manufacturer: Exar Corporation

XR17D152
UNIVERSAL (3.3V AND 5V) PCI BUS DUAL UART
F
IGURE
4. T
Example 1
VIO = 3.3V, VCC = 5V
Example 2
VIO = 5V, VCC = 5V
Example 3
VIO = 3.3V, VCC = 3.3V
YPICAL
A
PPLICATIONS IN AN
E
(up to 33.34MHz)
(up to 33.34MHz)
(up to 33.34MHz)
MBEDDED
VIO = 3.3V
VIO = 3.3V
VIO = 5V
CLK
CLK
CLK
S
YSTEM
8
Interface
Interface
Interface
Local
Local
Local
PCI
Bus
PCI
Bus
PCI
Bus
Max Crystal Frequency = 24MHz
Max Crystal Frequency = 24MHz
Max Crystal Frequency = 24MHz
Max External Clock = 50MHz
Max External Clock = 50MHz
Max External Clock = 33MHz
UART Core Logic
UART Core Logic
UART Core Logic
UART Channel 0
UART Channel 1
UART Channel 0
UART Channel 1
UART Channel 0
UART Channel 1
VCC = 3.3V
VCC = 5V
VCC = 5V
áç
áç
áç
áç
REV. 1.2.0