COM20019I-DZD SMSC, COM20019I-DZD Datasheet - Page 47

• Manufacturer Part Number: COM20019I-DZD
• Description: IC CTRLR ARCNET 2KX8 RAM 28-PLCC
• Manufacturer: SMSC
• Series: ARCNETr

Specifications of COM20019I-DZD

• Controller Type: ARCNET Controller
• Interface: Differential
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 20mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1000-5

SMSC COM20019I
Cost Competitive ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
Input Capacitance
Output Capacitance 1
(All outputs except
XTAL2, nPULSE1 in
Push/Pull Mode)
Output Capacitance 2
(nPULSE1, in BackPlane
Mode Only - Open
Drain)
CAPACITANCE (T
Output and I/O pins capacitive load specified as follows:
PARAMETER
2.4V
1.4V
0.4V
2.4V
1.4V
0.4V
AC Measurements are taken at the following points:
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".
t
A
= 25°C; f
t
Inputs:
50%
SYMBOL
50%
C
C
C
OUT1
OUT2
C
IN
Figure 7.1 - AC MEASUREMENTS
= 1MHz; V
DATASHEET
MIN
DD
= 0V)
Page 47
2.0V
0.8V
2.0V
0.8V
TYP
MAX
400
5.0
45
t
t
Outputs:
UNIT
pF
pF
pF
Maximum
Capacitive Load
which can be
supported by each
output.
COMMENT
Rev. 09-25-07