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SC16C2550BIB48,157

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P43
SC16C2550B_5 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 05 — 12 January 2009 31 of 43
NXP Semiconductors
SC16C2550B
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs
Fig 15. Transmit timing
active
transmitter ready
active
16 baud rate clock
002aae273
t
24d
INTA, INTB
IOW
active
D0 D1 D2 D3 D4 D5 D6 D7
TXA, TXB
5 data bits
6 data bits
7 data bits
stop
bit
parity
bit
start
bit
data bits (0 to 7)
next
data
start
bit
t
22d
t
23d
Fig 16. Transmit ready timing in non-FIFO mode
D0 D1 D2 D3 D4 D5 D6 D7
002aae272
start
bit
t
27d
TXRDYA, TXRDYB
IOW
data bits (0 to 7)
active
D0 to D7 byte #1
t
28d
transmitter
not ready
active
transmitter ready
parity
bit
stop
bit
next
data
start
bit
TXA, TXB
SC16C2550B_5 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 05 — 12 January 2009 32 of 43
NXP Semiconductors
SC16C2550B
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs
Fig 17. Transmit ready timing in FIFO mode (DMA mode ‘1’)
D0 D1 D2 D3 D4 D5 D6 D7
002aae271
stop
bit
parity
bit
t
27d
TXA, TXB
IOW
D0 to D7
start
bit
data bits (0 to 7)
byte #16
TXRDYA, TXRDYB
t
28d
FIFO full
active
5 data bits
6 data bits
7 data bits
SC16C2550B_5 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 05 — 12 January 2009 33 of 43
NXP Semiconductors
SC16C2550B
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs
11. Package outline
Fig 18. Package outline SOT187-2 (PLCC44)
UNIT A
A
1
min.
A
4
max.
b
p
eywv β
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
4.57
4.19
0.51
3.05
0.53
0.33
0.021
0.013
16.66
16.51
1.27
17.65
17.40
2.16
45
o
0.18 0.10.18
DIMENSIONS (mm dimensions are derived from the original inch dimensions)
Note
1. Plastic or metal protrusions of 0.25 mm (0.01 inch) maximum per side are not included.
SOT187-2
D
(1)
E
(1)
16.66
16.51
H
D
H
E
17.65
17.40
Z
D
(1)
max.
Z
E
(1)
max.
2.16
b
1
0.81
0.66
k
1.22
1.07
0.180
0.165
0.02
0.12
A
3
0.25
0.01
0.656
0.650
0.05
0.695
0.685
0.085
0.007 0.0040.007
L
p
1.44
1.02
0.057
0.040
0.656
0.650
0.695
0.685
e
D
e
E
16.00
14.99
0.63
0.59
16.00
14.99
0.63
0.59
0.085
0.032
0.026
0.048
0.042
2939
44
1
6
717
28
18
40
detail X
(A )
3
b
p
w M
A
1
A
A
4
L
p
b
1
β
k
X
y
e
E
B
D
H
E
e
E
H
v M
B
D
Z
D
A
Z
E
e
v M
A
pin 1 index
112E10 MS-018 EDR-7319
0 5 10 mm
scale
99-12-27
01-11-14
inches
PLCC44: plastic leaded chip carrier; 44 leads
SOT187-2
D
e
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P43

SC16C2550BIB48,157

Mfr. #:
Buy SC16C2550BIB48,157
Manufacturer:
NXP Semiconductors
Description:
UART Interface IC 16CB 2.5V-5V 2CH
Lifecycle:
New from this manufacturer.
Delivery:
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