參數(shù)資料
型號(hào)： XR88C92
廠商： Exar Corporation
英文描述： XTAL MTL SMT HC49/USM
中文描述： 兩路通用異步接收器和發(fā)射
文件頁(yè)數(shù)： 6/32頁(yè)
文件大?。?/td> 186K
代理商： XR88C92
XR88C92/192
6
Rev. 1.31
SYMBOL DESCRIPTION
(* 44 pin TQFP)
IP3
3
2
41
I
Multi-purpose input or Channel A transmit external clock port
input. The transmit data is clocked on the falling edge of the
clock.
IP4
43
39
37
I
Multi-purpose input or Channel A receive external clock input.
The transmit data is clocked on the rising edge of the clock.
IP5
42
38
36
I
Multi-purpose input or Channel B Transmit external clock
input. The transmit data is clocked on the falling edge of the
clock.
IP6
41
37
35
I
Multi-purpose input or Channel B receive external clock input.
The transmit data is clocked on the rising edge of the clock.
-CS
39
35
33
I
Chip select (active low). A low at this pin enables the serial
port / CPU data transfer operation.
D0-D7
28,18
27,19
26,20
25,21
25,16
24,17
23,18
22,19
22,12
21,13
20,14
19,15
Bi-directional data bus. Eight bit, three state data bus to
transfer information to or from the CPU. D0 is the least
significant bit of the data bus and the first serial data bit to be
received or transmitted.
I/O
-IOW
9
8
3
I
Write strobe (active low). A low on this pin will transfer the
contents of the CPU data bus to the addressed register.
-IOR
10
9
4
I
Read strobe (active low). A low on this pin will transfer the
contents of the XR88C92/192 register to CPU data bus.
VCC
44
40
38,39
Pwr
Power supply input, 2.97V to 5.5V.
N.C.
1,12
23,34
11,23
No Connection.
Symbol
Pin
40
Signal
type
Pin Description
44
44*
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR88C92_05 制造商:EXAR 制造商全稱:EXAR 功能描述:DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER
XR88C92CJ 制造商:EXAR 制造商全稱:EXAR 功能描述:DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER
XR88C92CJ-0A-EVB 功能描述:界面開(kāi)發(fā)工具 Supports 88C92 44 ld PLCC, ISA Interface RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評(píng)估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V
XR88C92CJ-F 功能描述:UART 接口集成電路 Dual Channel 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
XR88C92CJTR-F 功能描述:UART 接口集成電路 Dual Channel 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
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