XR20M1172IL32-F Exar Corporation, XR20M1172IL32-F Datasheet - Page 49
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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
AC ELECTRICAL CHARACTERISTICS - SPI-BUS TIMING SPECIFICATIONS
Unless otherwise noted: TA=-40
F
IGURE
S
SCLK
CS#
SO
T
YMBOL
T
T
SI
T
T
T
T
T
T
T
T
T
T
T
T
T
CSW
CSS
CSH
D10
D12
D13
D14
D11
DO
TR
DS
DH
CP
CH
CL
D9
29. SPI-B
T
CSH
CS# HIGH to SO three-state time
CS# to SCL setup time
CS# to SCL hold time
SCL fall to SO valid time
SI to SCL setup time
SI to SCL hold time
SCL period
SCL HIGH time
SCL LOW time
CS# HIGH pulse width
SPI output data valid
SPI modem output data valid
SPI transmit interrupt clear
SPI modem input interrupt clear
SPI input pin interrupt clear
SPI receive interrupt clear
US
T
T
CSS
DS
T
IMING
T
DH
o
to +85
P
ARAMETER
T
CL
o
C, Vcc=1.62 - 3.63V
T
CH
...
...
...
...
49
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO
M
100
100
250
100
100
200
200
200
200
200
200
200
20
20
IN
T
DO
100
100
M
AX
T
CSH
U
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NIT
XR20M1172
T
TR
C
C
T
C
T
CSW
L
L
ONDITIONS
CH
= 100 pF
= 100 pF
+ T
CL