参数资料
型号: XR68C681P-F
厂商: Exar Corporation
文件页数: 74/75页
文件大小: 0K
描述: IC UART CMOS DUAL 40PDIP
标准包装: 9
特点: *
通道数: 2,DUART
FIFO's: 1 字节,3 字节
电源电压: 5V
安装类型: 通孔
封装/外壳: 40-DIP(0.600",15.24mm)
供应商设备封装: 40-PDIP
包装: 管件
XR68C681
<
DC ELECTRICAL CHARACTERISTICS 1, 2, 3
Test Conditions: TA =0- 70
C, VCC =5V+5% unless otherwise specified.
Symbol
Parameter
Min
Typ
Max
Unit
Conditions
;#:
# : ;-
6
<
;
;#9
# 9(- ;-
;
;
;#9
# 9(- ;- ((&
;
J 66 6
;#95
# 9(- ;- 5.:7
=
;
;
;:
: ;-
=
;
#: J =
;9
9(- ;-
=
;
#9 J =
##:
# :3-
6
;#8 J ;
##:2:
' ,( :3-
1
?1
;#8 J ;
#5:
5 # :
;#8 J
#5:
5 # :
@
#5#9
5 # 9(-
;#8 J;
#59
5 # 9(-
;#8 J;
#::
% ( :3-
; J ;
#
( :3-
; J ;
#
, & =
/
6
'( $
#
, & =
1
$& $
Notes
1. Parameters are valid over the specified temperature and operating supply ranges. Typical values are 25
C, VCC = 5V and typical
processing parameters.
2. All voltages are referenced to ground (GND). For testing, input signal levels are 0.4V and 2.4V with a transition time of 20ns
maximum. All time measurements are referenced at input voltages of 0.8V and 2.0V as appropriate. See Figure 31.
3. For prime grade N, P, J, L, M, ML, VCC =5V+ 10%
4. Measured operating with a 3.6864MHz crystal and with all outputs open.
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