xr16m890 Exar Corporation, xr16m890 Datasheet - Page 2

• Manufacturer Part Number: xr16m890
• Description: Uart With 128-byte Fifo And Integrated Level Shifters
• Manufacturer: Exar Corporation

XR16M890
UART WITH 128-BYTE FIFO AND INTEGRATED LEVEL SHIFTERS
F
ORDERING INFORMATION
IGURE
SLEEP/PWRDN#
XR16M890IM48
XR16M890IL32
XR16M890IL40
IOW# (R/W#)
P
ART
1. XR16M890 B
(AD7:AD0)
INT (IRQ#)
(RESET#)
VLIO_EN
EN485#
RESET
16/68#
XTAL1
XTAL2
ENIR#
D7:D0
N
A2:A0
LLA#
IOR#
UMBER
CS#
LOCK
VCC_BUS
Buffers
1.62V-
3.63V
I/O
P
TQFP-48
QFN-32
QFN-40
D
ACKAGE
IAGRAM
Motorola/
Interface
Intel/
VLIO
Bus
N
PRELIMINARY
UMBER O
GPIO
16
4
8
S
F
2
UART
Regs
Fractional
BRG
Crystal Oscillator/
O
VCC_CORE
Flow Control
PERATING
128-Byte
128-Byte
RX FIFO
TX FIFO
Buffer
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
GPIOs
R
ANGE
T
EMPERATURE
TX
RX
VCC_UART
Buffers
Buffers
1.62V-
1.62V-
3.63V
3.63V
I/O
I/O
In Development
In Development
In Development
D
EVICE
S
TX
RTS#
CTS#
GPIO[3:0]
GPIO[15:4]
REV. P1.1.1
RX
VCC_GPIO
TATUS