XR20M1172IL32-F Exar Corporation, XR20M1172IL32-F Datasheet - Page 43
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XR20M1172IL32-F
Manufacturer Part Number
XR20M1172IL32-F
Description
IC UART FIFO I2C/SPI 64B 32QFN
Manufacturer
Exar Corporation
Datasheet
1.XR20M1172IG28-F.pdf
(58 pages)
Specifications of XR20M1172IL32-F
Number Of Channels
2, DUART
Package / Case
32-VFQFN Exposed Pad
Features
*
Fifo's
64 Byte
Protocol
RS485
Voltage - Supply
1.62 V ~ 3.63 V
With Auto Flow Control
Yes
With Irda Encoder/decoder
Yes
With False Start Bit Detection
Yes
With Modem Control
Yes
With Cmos
Yes
Mounting Type
Surface Mount
Data Rate
16 Mbps
Supply Voltage (max)
3.6 V
Supply Voltage (min)
1.62 V
Supply Current
250 uA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
No. Of Channels
2
Uart Features
Tx/Rx FIFO Counters
Supply Voltage Range
1.62V To 3.63V
Operating Temperature Range
-40°C To +85°C
Digital Ic Case Style
QFN
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
XR20M1172IL32-F
Manufacturer:
EXAR/艾科嘉
Quantity:
20 000
REV. 1.0.1
DC ELECTRICAL CHARACTERISTICS
TA= -40
Test 1: The following inputs must remain steady at VCC or GND state to minimize Sleep current: serial data,
serial clock and all modem inputs are idle. Also, RX input must idle HIGH while asleep. Floating inputs will
result in sleep currents in the mA range.
ABSOLUTE MAXIMUM RATINGS
TYPICAL PACKAGE THERMAL RESISTANCE DATA (
Power Supply Range
Voltage at Any Pin
Operating Temperature
Storage Temperature
Package Dissipation
Thermal Resistance (32-QFN)
Thermal Resistance (28-TSSOP)
5.0 ELECTRICAL CHARACTERISTICS
S
I
V
V
SLEEP
YMBOL
V
V
V
C
I
V
IHCK
ILCK
I
I
CC
OH
IH
OL
IL
IH
IN
IL
o
to +85
Clock Input Low Level
Clock Input High Level
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
Input Low Leakage Current
Input High Leakage Current
Input Pin Capacitance
Power Supply Current
Sleep Current
o
C, Vcc is 1.62V to 3.63V
P
ARAMETER
M
-0.3
-0.3
1.4
1.4
1.4
IN
L
1.8V
IMITS
VCC
VCC
M
±10
±10
250
0.3
0.2
0.4
15
5
AX
43
M
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO
-0.3
-0.3
1.8
1.8
1.8
IN
MARGIN OF ERROR: ± 15%
L
2.5V
IMITS
VCC
VCC
M
±10
±10
250
0.6
0.5
0.4
20
5
AX
theta-ja = 33
theta-ja = 76
M
-0.3
-0.3
2.4
2.0
2.0
IN
L
3.3V
IMITS
GND-0.3V to 4V
-65
-40
o
o
C/W, theta-jc = 22
C/W, theta-jc = 14
VCC
VCC
M
±10
±10
500
o
0.6
0.8
0.4
500 mW
30
o
4 Volts
5
AX
to +150
to +85
)
U
o
uA
uA
pF
uA
uA
o
NITS
C
V
V
V
V
V
V
V
V
V
V
C
XR20M1172
I
I
I
I
I
I
XTAL1 = 2 MHz
See Test 1
OL
OL
OL
OH
OH
OH
o
o
C/W
C/W
C
= 4 mA
= 2 mA
= 1.5 mA
= -1 mA
= -400 uA
= -200 uA
ONDITIONS