參數(shù)資料
型號(hào): SC28L92A1B-S
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 2 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PQFP44
封裝: 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44
文件頁(yè)數(shù): 27/73頁(yè)
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
33 of 73
NXP Semiconductors
SC28L92
3.3 V/5.0 V Dual Universal Asynchronous Receiver/Transmitter
7.3.2 Clock select registers
7.3.2.1
Clock Select Register channel A (CSRA)
Table 33.
CSRA - Clock select register channel A (address 0x1) and
CSRB - Clock select register channel B (address 0x9) bit allocation
7
6
5
4
3
2
1
0
receiver clock select code
transmitter clock select code
Table 34.
CSRA - Clock select register channel A (address 0x1) bit description
Bit
Symbol
Description
7 to 4
-
Receiver clock select. The baud rate clock for the channel A receiver is as
shown in Table 35, except as follows:
1110 = IP4 - 16
×
1111 = IP4 - 1
×
The receiver clock is always a 16
× clock except for CSRA[7:4] = 1111
3 to 0
-
Transmitter clock select. The baud rate clock for the channel A transmitter is
as shown in Table 35, except as follows:
1110 = IP3 - 16
×
1111 = IP3 - 1
×
The transmitter clock is always a 16
× clock except for CSRA[3:0] = 1111
Table 35.
Baud rate (based on a 3.6864 MHz crystal clock)
See Table 36 for bit rate characteristics.
CSR[7:4]
CSR[3:0]
MR0[0] = 0 (Normal mode)
MR0[0] = 1 (Extended mode I)
MR0[2] = 1 (Extended mode II)
ACR[7] = 0
ACR[7] = 1
ACR[7] = 0
ACR[7] = 1
ACR[7] = 0
ACR[7] = 1
0000
50
75
300
450
4,800
7,200
0001
110
880
0010
134.5
1,076
0011
200
150
1200
900
19.200
14.400
0100
300
1800
28.800
0101
600
3600
57.600
0110
1,200
7200
7,200
115,200
0111
1,050
2,000
1,050
2,000
1,050
2,000
1000
2,400
14,400
57,600
1001
4,800
28,800
4,800
1010
7,200
1,800
7,200
1,800
57,600
14,400
1011
9,600
57,600
9,600
1100
38,400
19,200
230,400
115,200
38,400
19,200
1101
Timer
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SC28L92A1BS,551 功能描述:UART 接口集成電路 3V-5V 1CH UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
SC28L92A1BS,557 功能描述:UART 接口集成電路 3V-5V 1CH UART RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
SC28L92A1BS-F 功能描述:UART 接口集成電路 3V-5V 1CH UART INTEL/MOT INTRF RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel
SC28L92A1BS-S 功能描述:UART 接口集成電路 3V-5V 1CH UART INTEL/MOT INTRF RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 數(shù)據(jù)速率:3 Mbps 電源電壓-最大:3.6 V 電源電壓-最小:2.7 V 電源電流:20 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:LQFP-48 封裝:Reel