ICS8343 View Datasheet(PDF) - Integrated Circuit Systems
Part Name
Description
MFG CO.
'ICS8343' PDF : 7 Pages View PDF
Integrated
Circuit
Systems, Inc.
ICS8343
LOW SKEW 1-TO-16
FANOUT BUFFER
TABLE 1. PIN DESCRIPTIONS
Number
Name
1, 2, 3
VDD1
4, 5
Q3, Q4
6, 7, 8
GND
9, 10, 11
Q5, Q6, Q7
12
CLK
13
VDD
14, 15, 16 Q8, Q9, Q10
17, 18, 19
GND
20, 21
Q11, Q12
22, 23, 24
VDD2
25, 26, 27 Q13, Q14, Q15
28
OE2
29
OE1
30, 31, 32
Q0, Q1, Q2
Type
Power
Output
Power
Output
Input
Power
Output
Power
Output
Power
Output
Input
Pullup
Input
Pullup
Output
Description
Output Q0 thru Q7 power supply. Connect to 5V, 3.3V or 2.5V.
Clock outputs. 14Ω typical output impedance.
Connect to ground.
Clock outputs. 14Ω typical output impedance.
Clock input.
Input power supply. Connect to 5V, 3.3V or 2.5V
Clock outputs. 14Ω typical output impedance.
Connect to ground.
Clock outputs. 14Ω typical output impedance.
Output Q8 thru Q15 power supply. Connect to 5V, 3.3V or 2.5V.
Clock outputs. 14Ω typical output impedance.
Output enable. When low forces outputs Q8 thru Q15 to HiZ state.
Output enable. When low forces outputs Q0 thru Q7 to HiZ state.
Clock outputs. 14Ω typical output impedance.
TABLE 2. PIN CHARACTERISTICS
Symbol Parameter
CIN
Input Capacitance
CPD
Power Dissipation Capacitance
(per output)
Test Conditions
VDD1, VDD2 = 5.25V
VDD1, VDD2 = 3.47V
VDD1, VDD2 = 2.63V
Minimum
Typical
15
11
9.5
Maximum
Units
pF
pF
pF
pF
TABLE 3. FUNCTION TABLE
Inputs
OE1
OE2
0
0
1
0
0
1
1
1
Q0 thru Q7
Hi Z
Active
Hi Z
Active
Outputs
Q8 thru Q15
Hi Z
Hi Z
Active
Active
8343
2
www.icst.com
REV. C, 07072000
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