参数资料
型号: SC16C2552BIA44,512
厂商: NXP Semiconductors
文件页数: 18/37页
文件大小: 0K
描述: IC UART DUAL SOT187-2
标准包装: 26
特点: 2 通道
通道数: 2,DUART
FIFO's: 16 字节
电源电压: 2.5V,3.3V,5V
带IrDA 编码器/解码器:
带故障启动位检测功能:
带调制解调器控制功能:
带CMOS:
安装类型: 表面贴装
封装/外壳: 44-LCC(J 形引线)
供应商设备封装: 44-PLCC
包装: 管件
其它名称: 935274408512
SC16C2552BIA44
SC16C2552BIA44-ND
SC16C2552B_3
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 03 — 12 February 2009
25 of 38
NXP Semiconductors
SC16C2552B
5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs
[1]
Applies to external clock, crystal oscillator max 24 MHz.
[2]
Maximum frequency =
[3]
RCLK is an internal signal derived from divisor latch LSB (DLL) and divisor latch MSB (DLM) divisor latches.
[4]
Reset pulse must happen when these signals are inactive: CS, IOW, IOR.
10.1 Timing diagrams
t28d
delay from start to reset
TXRDY
-8TRCLK
-8TRCLK s
tRESET
RESET pulse width
200
-
40
-
40
-
ns
N
baud rate divisor
1
(216
1)1(216 1)
1
(216
1)
Table 25.
Dynamic characteristics …continued
Tamb = 40 °C to +85 °C; tolerance of VCC ± 10 %; unless otherwise specied.
Symbol
Parameter
Conditions
VCC = 2.5 V
VCC = 3.3 V
VCC = 5.0 V
Unit
Min
Max
Min
Max
Min
Max
1
t
wclk
()
---------------
Fig 5.
General write timing
data
active
valid
address
002aaa128
A0 to A2
CS
IOW
D0 to D7
t16s
t16h
t13d
t13w
t15d
t6h
t13h
t6s
CHSEL
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