參數(shù)資料
型號(hào): XR16C872
廠商: Exar Corporation
英文描述: Dual UART with 1284 Parallel Port and Plug-and-Play(PnP) Controller(雙通用異步接收器/發(fā)送器(帶1284雙向并行端口和即插即用控制器))
中文描述: 雙UART)與1284并行端口,插頭插即用(PnP)功能控制器(雙通用異步接收器/發(fā)送器(帶1284雙向并行端口和即插即用控制器)
文件頁數(shù): 12/60頁
文件大?。?/td> 314K
代理商: XR16C872
XR16C872
12
Rev. P1.00
Preliminary
1284 CONTROLLER AC ELECTRICAL CHARACTERISTICS (CONT'D)
Symbol
Parameter
Limits
3.3
Min
Limits
5.0
Min
Units
Conditions
Max
Max
T51
IOW# inactive to Host command active
(IOW# or IOR#)
IOCHRDY pre-charge width at release
Host address setup to IOR# active
Host address hold from IOR# active
Host data setup to IOR# inactive
Host data hold from IOR# inactive
IOR# active to IOCHRDY low
IOCHRDY high to Host terminate
(IOR# inactive)
IOR# inactive to Host command active
(IOW# or IOR#)
40
ns
T52
T53
T54
T55
T56
T57
T58
10
ns
ns
ns
ns
ns
ns
ns
40
10
0
0
0
10
20
20
T59
40
ns
ABSOLUTE MAXIMUM RATINGS
Supply range
Voltage at any pin
Operating temperature
Storage temperature
Package dissipation (100-PQFP)
* thermal resistance: theta-ja
-0.5 to 7V
-0.5 V to VCC+0.5V
-40°C to +85°C
-65°C to +150°
500 mW
45 °C/Watt
12 °C/Watt
theta-jc
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