COM20020I3V-HT SMSC, COM20020I3V-HT Datasheet - Page 62

• Manufacturer Part Number: COM20020I3V-HT
• Description: Network Controller & Processor ICs ARCNET Contrllr
• Manufacturer: SMSC

Specifications of COM20020I3V-HT

• Product: Controller Area Network (CAN)
• Number Of Transceivers: 1
• Data Rate: 5 Mbps
• Supply Voltage (max): 3.465 V
• Supply Voltage (min): 3.135 V
• Supply Current (max): 35 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: TQFP-48
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SMSC COM20020I 3.3V Rev.E
5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
XTAL1
nRESET
Note*: Input clock frequency must be 20 MHz ( 100ppm or better) to use the internal Clock Multiplier.
Note*:
Note**: T
Note***: When the power is turned on, t1 is measured from stable XTAL
t5
t1
t2
t3
t4
t1
t2
nINTR
t
4
oscillation after V
and t
T
XTL
4.0V
DR
Input Clock High Time
Input Clock Low Time
Input Clock Period*
Input Clock Frequency*
Frequency Accuracy*
nRESET Pulse Width***
nINTR High to Next nINTR Low
is period of Data Rate (i.e. at 2.5 Mbps, T
is period of external XTAL oscillation frequency.
5
are applied to crystal oscillaton.
Parameter
Parameter
t1
DD
Figure 25 – TTL Input Timing On XTAL1 Pin
t1
Figure 26 – Reset And Interrupt Timing
was over 3V.
1.0V
DATASHEET
t2
EF = 0
EF = 1
Page 62
+ -
t2
DR
= 400 nS)
min
T
-200
5T
t3
DR
20
20
50
10
min
4T
XTL
**/2
XTL
*
*
typ
typ
100
max
200
20
max
50% of V
units
MHz
ppm
nS
nS
nS
units
DD
Revision 09-11-06