参数资料
型号: ST16C650ACQ48-F
厂商: Exar Corporation
文件页数: 33/50页
文件大小: 0K
描述: IC UART FIFO 32B 48TQFP
标准包装: 250
特点: *
通道数: 1,UART
FIFO's: 32 字节
规程: 打印机,RS232,RS422,RS485
电源电压: 2.9 V ~ 5.5 V
带并行端口:
带IrDA 编码器/解码器:
带故障启动位检测功能:
带调制解调器控制功能:
带CMOS:
安装类型: 表面贴装
封装/外壳: 48-TQFP
供应商设备封装: 48-TQFP(7x7)
包装: 托盘
其它名称: 1016-1662
ST16C650ACQ48-F-ND
ST16C650A
39
REV. 5.0.3
2.90V TO 5.5V UART WITH 32-BYTE FIFO
AC ELECTRICAL CHARACTERISTICS
TA=0O TO 70OC (-40O TO +85OC FOR INDUSTRIAL GRADE PACKAGE), VCC IS 2.90V TO 5.5V, 70 PF LOAD
WHERE APPLICABLE
SYMBOL
PARAMETER
LIMITS
3.3V
MIN
MAX
LIMITS
5.0V
MIN
MAX
UNIT
CLK
Clock Pulse Duration
30
20
ns
OSC
Crystal Frequency
20
24
MHz
OSC
External Clock Frequency
33
50
MHz
TAS
Address Setup Time (AS# tied to GND)
5
ns
TAH
Address Hold Time (AS# tied to GND)
(top mark date code of "HC YYWW" and older)
10
ns
TAH
Address Hold Time (AS# tied to GND)
(top mark date code of "I2 YYWW" and newer)
0
ns
TCS
Chip Select Width
50
40
ns
TRD
IOR# Strobe Width
50
40
ns
TDY
Read/Write Cycle Delay
40
30
ns
TRDV
Data Access Time
40
30
ns
TDD
Data Disable Time
0
15
0
10
ns
TWR
IOW# Strobe Width
50
40
ns
TDS1
Data Setup Time (AS# tied to GND)
20
10
ns
TDH1
Data Hold Time (AS# tied to GND)
5
ns
TASW
Address Strobe Width
35
25
ns
TAS1
Address Setup Time (AS# used)
5
ns
TAH1
Address Hold Time (AS# used)
10
ns
TAS2
Address Setup Time (AS# used)
5
ns
TAH2
Address Hold Time (AS# used)
10
ns
TCS1
Delay from Chip Select to AS#
5
ns
TCSH
Delay from AS# to Chip Select
0
ns
TCS2
Delay from AS# to Chip Select
5
ns
TRD1
Delay from AS# to Read
10
ns
TRD2
Delay from Chip Select to IOR#
10
ns
TDIS
Delay from IOR# to DDIS#
15
10
ns
TWR1
Delay from AS# to IOW#
10
ns
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