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: 50/73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
54 of 73
NXP Semiconductors
SC28L92
3.3 V/5.0 V Dual Universal Asynchronous Receiver/Transmitter
10. Dynamic characteristics
Table 67.
Dynamic characteristics, 5 V operation[1]
VCC = 5.0 V ± 10 %, Tamb = 40 °C to +85 °C, unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Reset timing (see Figure 10)
tRES
reset pulse width
100
18
-
ns
Bus timing[2] (see Figure 11)
tAS
A0 to A3 set-up time to RDN, WRN LOW
10
6
-
ns
tAH
A0 to A3 hold time from RDN, WRN LOW
20
12
-
ns
tCS
CEN set-up time to RDN, WRN LOW
0
-
ns
tCH
CEN hold time from RDN, WRN LOW
0
-
ns
tRW
WRN, RDN pulse width (LOW time)
15
8
-
ns
tDD
data valid after RDN LOW
125 pF load; see Figure 9
for smaller loads
-
4055ns
tDA
RDN LOW to data bus active
--ns
tDF
data bus oating after RDN or CEN HIGH
-
20
ns
tDI
RDN or CEN HIGH to data bus invalid
--ns
tDS
data bus set-up time before WRN or CEN
HIGH (write cycle)
25
17
-
ns
tDH
data hold time after WRN HIGH
0
12
-
ns
tRWD
HIGH time between read and/or write
cycles
10
-
ns
tPS
port in set-up time before RDN LOW
(Read IP ports cycle)
0
20
-
ns
tPH
port in hold time after RDN HIGH
0
20
-
ns
tPD
OP port valid after WRN or CEN HIGH
(OPR write cycle)
-
4060ns
Interrupt timing (see Figure 16)
tIR
INTRN (or OP3 to OP7 when used as
interrupts)
read Rx FIFO
(RxRDY/FFULL interrupt)
-
4060ns
write Tx FIFO (TxRDY
interrupt)
-
4060ns
reset command (delta
break change interrupt)
-
4060ns
stop C/T command
(counter/timer interrupt
-
4060ns
read IPCR (delta input port
change interrupt)
-
4060ns
write IMR (clear of change
interrupt mask bit(s))
-
4060ns
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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