参数资料
型号: SC28L92A1B-S
厂商: NXP SEMICONDUCTORS
元件分类: 微控制器/微处理器
英文描述: 2 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PQFP44
封装: 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44
文件页数: 45/73页
文件大小: 336K
代理商: SC28L92A1B-S
SC28L92_7
NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 07 — 19 December 2007
5 of 73
NXP Semiconductors
SC28L92
3.3 V/5.0 V Dual Universal Asynchronous Receiver/Transmitter
The data pins TxD and RxD are considered idle at the logic 1 (HIGH) level when inactive, or active when at the logic 0
(LOW) level. Comments about these levels when RS232 is referenced often refer to Mark and Space levels. Mark usually
means inactive and Space means active. The voltage levels represented by the terms Mark and Space are often reversed
from those above: Mark is low voltage, and Space is high voltage.
Fig 2.
Block diagram (68xxx mode)
SC28L92 (68xxx mode)
002aad460
8
BUS BUFFER
CHANNEL B
(AS ABOVE)
D0 to D7
OPERATION
CONTROL
ADDRESS
DECODE
R/W CONTROL
RESETN
I/M
ground for
68xxx mode
A0 to A3
CEN
IACKN
R/WN
4
INTERRUPT
CONTROL
IMR
ISR
GP
TIMING
BAUD RATE
GENERATOR
CLOCK
SELECTORS
COUNTER/
TIMER
XTAL
OSCILLATOR
CSRA
CSRB
ACR
CTL
CTU
INTRN
X2
X1/CLK
INTERNAL
DATA
BUS
CHANNEL A
16-BYTE
TRANSMIT FIFO
TRANSMIT
SHIFT REGISTER
16-BYTE
RECEIVE FIFO
WATCHDOG
TIMER
TxDA
RxDA
RxDB
RECEIVE
SHIFT REGISTER
MRA0, 1, 2, 3
CRA
SRA
INPUT PORT
CHANGE-OF-
STATE
DETECTORS (4)
ACR
IPCR
IP0 to IP5
6
TxDB
OUTPUT PORT
FUNCTION
SELECT LOGIC
OPR
OPCR
OP0 to OP7
8
timing
control
DACKN
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相关代理商/技术参数
参数描述
SC28L92A1BS,528 功能描述:UART 接口集成电路 3V-5V 1CH UART RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel
SC28L92A1BS,551 功能描述:UART 接口集成电路 3V-5V 1CH UART RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel
SC28L92A1BS,557 功能描述:UART 接口集成电路 3V-5V 1CH UART RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel
SC28L92A1BS-F 功能描述:UART 接口集成电路 3V-5V 1CH UART INTEL/MOT INTRF RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel
SC28L92A1BS-S 功能描述:UART 接口集成电路 3V-5V 1CH UART INTEL/MOT INTRF RoHS:否 制造商:Texas Instruments 通道数量:2 数据速率:3 Mbps 电源电压-最大:3.6 V 电源电压-最小:2.7 V 电源电流:20 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:LQFP-48 封装:Reel