參數(shù)資料
型號: COM20019ILJP
廠商: STANDARD MICROSYSTEMS CORP
元件分類: 微控制器/微處理器
中文描述: 1 CHANNEL(S), 312.5K bps, LOCAL AREA NETWORK CONTROLLER, PQCC28
封裝: PLASTIC, LCC-28
文件頁數(shù): 42/65頁
文件大?。?/td> 386K
代理商: COM20019ILJP
Cost Competitive ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
SMSC COM20019I
Page 47
Rev. 09-25-07
DATASHEET
CAPACITANCE (TA = 25°C; fC = 1MHz; VDD = 0V)
Output and I/O pins capacitive load specified as follows:
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
COMMENT
Input Capacitance
CIN
5.0
pF
Output Capacitance 1
(All outputs except
XTAL2, nPULSE1 in
Push/Pull Mode)
Output Capacitance 2
(nPULSE1, in BackPlane
Mode Only - Open
Drain)
COUT1
COUT2
45
400
pF
Maximum
Capacitive Load
which can be
supported by each
output.
Figure 7.1 - AC MEASUREMENTS
0.4V
AC Measurements are taken at the following points:
Inputs:
2.4V
1.4V
50%
0.4V
2.4V
1.4V
0.8V
Outputs:
2.0V
0.8V
2.0V
Inputs are driven at 2.4V for logic "1" and 0.4 V for logic "0" except XTAL1 pin.
Outputs are measured at 2.0V min. for logic "1" and 0.8V max. for logic "0".
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