xr16l580im Exar Corporation, xr16l580im Datasheet - Page 36

• Manufacturer Part Number: xr16l580im
• Description: Smallest 2.25v To 5.5v Uart With 16-byte Fifo And Powersave
• Manufacturer: Exar Corporation

XR16L580
SMALLEST 2.25V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
DLM and DLL
I/O SIGNALS
REGISTERS
XOFF1
XOFF2
XON1
XON2
DTR#
RTS#
RHR
MCR
MSR
THR
FCR
SPR
T
LCR
LSR
EFR
IER
ISR
INT
TX
ABLE
11: UART RESET CONDITIONS FOR CHANNEL A AND B
Bits 15-0 = 0x0001. Resets upon power up only and not when only
the Reset Pin is asserted.
Bits 7-0 = 0xXX
Bits 7-0 = 0xXX
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x01
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x60
Bits 3-0 = Logic 0
Bits 7-4 = Logic levels of the inputs inverted
Bits 7-0 = 0xFF
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Logic 1
Logic 1 (Not available in 24-QFN package)
Logic 1 (Not available in 24-QFN and 28-QFN packages)
Three-State Condition
36
RESET STATE
RESET STATE
REV. 1.4.1