FIGURE 2. PIN OUT ASSIGNMENT FOR 24-PIN QFN, 32-PIN QFN AND 25-BGA PACKAGES
24-pin QFN
1
234
56
11
12
7
10
8
9
18 17 16 15 14 13
20
19
24
21
23
22
D7
RX
TX
CS
#
D6
D5
RT
S#
IN
T
A0
A1
Re
se
t
CT
S#
D2
D1
D0
VCC
D3
D4
IOW#
GND
IOR#
A2
CLK
PwrSave
1 2 3 4 5
A
B
C
D
E
Transparent Top View
A1 Corner
CTS#
RESET
INT
A1
A2
VCC
DTR#
RTS#
A0
IOR#
D0
D6
D7
DSR#
IOW#
D3
D1
TX
CS#
XTAL1
D4
D2
D5
RX
GND
1 234 5 6 78
24 23 22 21 20 19 18 17
32
31
30
29
28
27
26
25
11
12
13
14
15
16
9
10
1
2
#
RI#
D3
D2
D1
D0
VCC
DSR#
CD#
XTAL
IOW
GND
IOR
NC
D6
D7
RX
TX
CS
D4
D5
NC
32-pin QFN
RESE
T
RT
S#
IN
T
DT
R
#
A0
A1
A2
CT
S#
ORDERING INFORMATION
PART NUMBER
PACKAGE
OPERATING TEMPERATURE
RANGE
DEVICE STATUS
XR16M770IL24
24-Pin QFN
-40°C to +85°C
Active
XR16M770IL32
32-Pin QFN
-40°C to +85°C
Active
XR16M770IB25
25-Pin BGA
-40°C to +85°C
Active
XR16M770
2
1.62V TO 3.63V HIGH PERFORMANCE UART WITH 64-BYTE FIFO
REV. 1.0.2