參數(shù)資料
型號(hào): SC16C2552BIA44,512
廠(chǎng)商: NXP Semiconductors
文件頁(yè)數(shù): 18/37頁(yè)
文件大小: 0K
描述: IC UART DUAL SOT187-2
標(biāo)準(zhǔn)包裝: 26
特點(diǎn): 2 通道
通道數(shù): 2,DUART
FIFO's: 16 字節(jié)
電源電壓: 2.5V,3.3V,5V
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: 44-LCC(J 形引線(xiàn))
供應(yīng)商設(shè)備封裝: 44-PLCC
包裝: 管件
其它名稱(chēng): 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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