XR18W750IL48-F Exar Corporation, XR18W750IL48-F Datasheet - Page 40

• Manufacturer Part Number: XR18W750IL48-F
• Description: IC WIRELESS UART CTRLR 48QFN
• Manufacturer: Exar Corporation

Specifications of XR18W750IL48-F

• Package / Case: 48-VFQFN Exposed Pad
• Function: Controller
• Rf Type: General Purpose
• Secondary Attributes: I²C Interface
• Processor Series: XR18W750
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 32 KB
• Interface Type: I2C, UART
• Maximum Clock Frequency: 400 KHz
• Number Of Timers: 1
• Operating Supply Voltage: 2.25 V to 3.63 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: XR18W750/753-0A-EB, XR18W750/753-0B-EB
• Minimum Operating Temperature: - 40 C
• Program Memory Type: EEPROM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

XR18W750
WIRELESS UART CONTROLLER
F
F
IGURE
IGURE
RXRDY#
INT*
IOW#
RX
INT
TXRDY#
(Loading data
into THR)
IOR#
(Reading data
out of RHR)
TX
*INT is cleared when the ISR is read or when data is loaded into the THR.
16. R
17. T
IER[1]
enabled
RANSMIT
ECEIVE
T
WRI
R
T
Start
Start
Bit
WT
R
EADY
Bit
EADY
& I
ISR is read
D0:D7
T
& I
D0:D7
SRT
NTERRUPT
NTERRUPT
T
WRI
Stop
Stop
Bit
Bit
T
RR
T
in RHR
1 Byte
Ready
Active
IMING
T
T
T
Data
T
IMING
SSR
SSR
WT
[N
[N
ISR is read
ON
T
ON
D0:D7
D0:D7
SRT
40
-FIFO M
-FIFO M
ODE
ODE
T
RR
in RHR
1 Byte
] - P
Active
Ready
T
T
Data
] - P
SSR
SSR
ARALLEL
T
ARALLEL
WRI
T
M
WT
M
ODE
ODE
D0:D7
ISR is read
D0:D7
T
SRT
TXNonFIFO
T
RR
T
in RHR
1 Byte
Active
Ready
SSR
T
Data
SSR
RXNFM
REV. 1.0.0