XR16L570 Exar Corporation, XR16L570 Datasheet - Page 33

• Manufacturer Part Number: XR16L570
• Description: SMALLEST 1.62V TO 5.5V UART
• Manufacturer: Exar Corporation

xr
REV. 1.0.0
ABSOLUTE MAXIMUM RATINGS
TYPICAL PACKAGE THERMAL RESISTANCE DATA
Power Supply Range
Voltage at Any Pin
Operating Temperature
Storage Temperature
Package Dissipation
Thermal Resistance (24-QFN)
Thermal Resistance (32-QFN)
DLM and DLL
I/O SIGNALS
REGISTERS
XOFF1
XOFF2
XON1
XON2
RTS#
DTR#
MCR
RHR
MSR
THR
FCR
LCR
SPR
EFR
T
LSR
IER
ISR
INT
TX
ABLE
11: UART RESET CONDITIONS FOR CHANNEL A AND B
SMALLEST 1.62V TO 5.5V UART WITH 16-BYTE FIFO AND POWERSAVE
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 7-5, 3-0 = Logic 0
Bits 4 = Logic level of the CTS# input 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
HIGH
HIGH
HIGH
Three-State Condition
33
RESET STATE
RESET STATE
theta-ja = 38
theta-ja = 33
(
MARGIN OF ERROR: ± 15%
GND-0.3 V to 7 V
-65
-40
o
o
C/W, theta-jc = 26
C/W, theta-jc = 22
o
500 mW
o
7 Volts
to +150
to +85
o
o
C
C
)
o
o
C/W
C/W
XR16L570