XR20M1172IL32-F Exar Corporation, XR20M1172IL32-F Datasheet - Page 46
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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
XR20M1172
TWO CHANNEL I2C/SPI UART WITH 64-BYTE FIFO
F
F
F
IGURE
IGURE
IGURE
21. SCL D
22. I C-B
23. W
Protocol
SCL
SDA
2
RITE
RESET#
GPIOn
SDA
US
ELAY
T
SCL
T
O
T
SU;STA
T
BUF
O
IMING
condition
START
UTPUT
A
(S)
T
FTER
HD;STA
D
IAGRAM
ADDRESS
R
SLAVE
ESET
T
T
LOW
R
MSB
Bit 7
(A7)
T
HIGH
W
T
T
SU;DAT
F
1/F
A
Bit 6
(A6)
SCL
IOSTATE REG.
T
46
HD;DAT
T
D15
(R/W)
Bit 0
LSB
A
T
VD;DAT
Acknowledge
T
SP
DATA
(A)
T
VD;ACK
condition
T
A
STOP
D1
(P)
T
SU;STO
REV. 1.0.1