REV. 2.3.1 2 FIGURE 2. P
參數(shù)資料
型號(hào): XR16C850CMTR-F
廠商: Exar Corporation
文件頁(yè)數(shù): 12/56頁(yè)
文件大?。?/td> 0K
描述: IC UART FIFO 128B 48TQFP
標(biāo)準(zhǔn)包裝: 1,500
特點(diǎn): *
通道數(shù): 1,UART
FIFO's: 128 字節(jié)
規(guī)程: RS485
電源電壓: 2.97 V ~ 5.5 V
帶自動(dòng)流量控制功能:
帶IrDA 編碼器/解碼器:
帶故障啟動(dòng)位檢測(cè)功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類(lèi)型: 表面貼裝
封裝/外殼: 48-TQFP
供應(yīng)商設(shè)備封裝: 48-TQFP(7x7)
包裝: 帶卷 (TR)
XR16C850
xr
2.97V TO 5.5V UART WITH 128-BYTE FIFO
REV. 2.3.1
2
FIGURE 2. PINOUTS IN INTEL BUS MODE AND PC MODE, TQFP AND PLCC PACKAGES
44-PLCC PACKAGE
48-TQFP PACKAGE
48
47
46
45
44
43
42
41
40
39
38
37
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
13
14
15
16
17
18
19
20
21
22
23
24
N.C.
D5
D6
D7
RCLK
N.C.
RX
TX
CS0
CS1
-CS2
-BAUDOUT
C
LKS
EL
XT
A
L1
XT
A
L2
IO
W#
IO
W
GN
D
IO
R#
IO
R
N.C.
AS
#
SEL
RESET
OP1#/RS485
DTR#
RTS#
OP2#
INT
RXRDY#
A0
A1
A2
BUS 8/16
N.C.
D4
D3
D2
D1
D0
VC
C
RI#
CD#
DS
R#
CT
S
#
N.C.
XR16C850CM
Intel Bus Mode (SEL = VCC)
8-Bit Bus Mode
DD
IS
#
T
X
RDY
#
48
47
46
45
44
43
42
41
40
39
38
37
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
13
14
15
16
17
18
19
20
21
22
23
24
N.C.
D5
D6
D7
S2
A4
RX
TX
A5
A6
A7
LPT1#
C
LKS
EL
XT
AL
1
XT
AL
2
IOW
#
A8
GN
D
IOR
#
A3
S1
LPT
2#
IR
Q
C
AE
N
#
SEL
RESET
OP1#/RS485
DTR#
RTS#
S3
IRQA
IRQB
A0
A1
A2
BUS 8/16
N.
C.
D4
D3
D2
D1
D0
VC
C
RI
#
CD#
DS
R
#
CTS
#
A9
XR16C850CM
PC Mode (SEL = GND)
8-Bit Bus Mode Only
48
47
46
45
44
43
42
41
40
39
38
37
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
13
14
15
16
17
18
19
20
21
22
23
24
D11
D5
D6
D7
RCLK
N.C.
RX
TX
CS0
CS1
-CS2
-BAUDOUT
CL
K
S
E
L
XT
AL1
XT
AL2
IO
W
#
IOW
GN
D
IO
R
#
IO
R
N.
C.
AS
#
SEL
RESET
OP1#/RS485
DTR#
RTS#
OP2#
INT
RXRDY#
A0
A1
A2
BUS 8/16
D1
0
D4
D3
D2
D1
D0
VC
C
RI
#
CD#
DS
R#
CTS
#
N.
C.
XR16C850CM
Intel Bus Mode (SEL = VCC)
16-Bit Bus Mode
D1
2
T
X
RDY
#
6
5
4
3
2
1
44
43
42
41
40
7
8
9
10
11
12
13
14
15
16
17
39
38
37
36
35
34
33
32
31
30
29
18
19
20
21
22
23
24
25
26
27
28
D5
D6
D7
RCLK
RX
N.C.
TX
CS0
CS1
CS2#
BAUDOUT#
RESET
OP1#/RS485
DTR#
RTS#
OP2#
SEL
INT
RXRDY#
A0
A1
A2
D4
D3
D2
D1
D0
N.
C.
VC
C
RI
#
CD#
DS
R#
CT
S#
XT
A
L
1
XT
A
L
2
IO
W
#
IOW
GN
D
N.
C.
IOR
#
IOR
DDI
S#
TX
R
D
Y
#
AS
#
XR16C850CJ
Intel Bus Mode (SEL = VCC)
8-Bit Bus Mode Only
6
5
4
3
2
1
44
43
42
41
40
7
8
9
10
11
12
13
14
15
16
17
39
38
37
36
35
34
33
32
31
30
29
18
19
20
21
22
23
24
25
26
27
28
D5
D6
D7
S2
RX
A4
TX
A5
A6
A7
LPT1#
RESET
OP1#/RS485
DTR#
RTS#
S3
SEL
IRQA
IRQB
A0
A1
A2
D4
D3
D2
D1
D0
A9
VCC
RI#
CD#
DSR#
CTS#
XTAL1
XTAL2
IOW#
A8
GND
S1
IOR#
A3
LPT2#
IRQC
AEN#
XR16C850CJ
PC Mode (SEL = GND)
8-Bit Bus Mode Only
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