defining a degree of excellence
10 TAP LEADING EDGE CONTROL
LOW VOLTAGE DELAY MODULES
-
Cat 31 R1
+
.60 .01
+
.60 .01
13 12 11 10
9
3
4
5
6
8
bel (
)
bel
(
)
)
DC
)
DC
.375
.350
.285 Max
.325
.285 Max
(
(
Vcc 14
In 1
P/N
P/N
*
.10 Typ
Gnd 7
.10 Typ
.80 Max
.80 Max
.015
4o
.004
.23 Max
.12 Min
.20 Max
.22 Max
.012
.008
.012
.008
.018
100o
90o
.015 Min
.045
+
.030
Rise
.018
Coplanarity .002
Part Numbers
Test Conditions @ 25oC
Total
Delay
Delay
Ein
Trin
PW
PP
Iccl
Vcc
Pulse Voltage
Rise Time
Pulse Width
Pulse Period
Supply Current
Supply Voltage
3.0 Volts
SMD
Thru-Hole
per Tap Time
2.5 ns 3 ns
3 ns 3 ns
4 ns 3 ns
5 ns 3 ns
6 ns 3 ns
7 ns 3 ns
8 ns 3 ns
9 ns 3 ns
10 ns 3 ns
3.0 ns (10%-90%)
1.2 x Total Delay
4 x Pulse Width
30 ma Typical
3.3 Volts
S477-0025-10 A477-0025-10
S477-0030-10 A477-0030-10
S477-0040-10 A477-0040-10
S477-0050-10 A477-0050-10
S477-0060-10 A477-0060-10
S477-0070-10 A477-0070-10
S477-0080-10 A477-0080-10
S477-0090-10 A477-0090-10
S477-0100-10 A477-0100-10
S477-0125-10 A477-0125-10
S477-0150-10 A477-0150-10
S477-0200-10 A477-0200-10
S477-0250-10 A477-0250-10
22.5 ns
*
27 ns
36 ns
50 ns
60 ns
70 ns
80 ns
90 ns
*
*
Electrical Characteristics
Min.
3.0
2.4
Max. Units
Vcc Supply Voltage
3.6
V
V
Vih Logic 1 Input Voltage
Vil Logic 0 Input Voltage
Iik Input Clamp Current
Ioh Logic 1 Output Current
Iol Logic 0 Output Current
Voh Logic 1 Output Voltage
Vol Logic 0 Output voltage
Vik Input Clamp Voltage
Iih Logic 1 Input Current
Logic 0 Input Current
Icch Logic 1 Supply Current
Iccl Logic 0 Supply Current
Ta Operating Free Air Temperature
PW Min. Input Pulse Width of Total Delay
0.8
-20
20
V
100 ns
ma
ma
ma
V
125 ns 12.5 ns 3 ns
150 ns
200 ns
250 ns
15 ns 3 ns
20 ns 3 ns
25 ns 3 ns
-20
2.9
0.1
-0.5
2
V
V
Tolerances
ua
ua
ma
ma
C
+
Iil
-2
Input to Taps 2 ns or 5 % , Whichever is Greater
Tap to Tap 2 ns or 7%, Whichever is Greater
Delays measured @ 50% levels on Leading Edge only
with no loads on Taps
Rise and Fall Times measured from 10% to 90% levels
+
10
40
70o
0o
40
%
d
Maximum Duty Cycle
50
%
Ref. Delay from P13, Delay P1-P13 = 5.5 ns typical
*
100 + (25000/TD) PPM/OC
Tc Temp. Coeff. of Total Delay (TD)
Drive Capabilities
Nh Logic 1 Fanout
Nl Logic 0 Fanout
-
-
10 LSTTL Loads Max.
10 LSTTL Loads Max.
Notes
Transfer molded for better reliability
Compatible with TTL & CMOS circuits
Recommended Temperature Profile
Terminals: Electro-Tin plate phosphor bronze
Performance warranty is limited to specified parameters listed
SMD - Tape & Reel available:
300o C
Infra Red
225o C Max Temp.
200o C
100o C
> 185o C
32mm Wide x 16mm Pitch, 500 pieces per 13" reel
for 90 Seconds Max
Other Delays and Tolerances Available
Consult Sales
0
2
4
6
8
Time in Minutes
Specifications subject to change without notice.
Corporate Office
Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302-4496
Tel: 201-432-0463
Fax: 201-432-9542
E-Mail: BelFuse@belfuse.com
Internet: http://www.belfuse.com
Far East Office
Bel Fuse Ltd.
8F/8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel: 852-2328-5515
Fax: 852-2352-3706
European Office
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Preston PR1 8UD
Lancashire, U.K.
Tel: 44-1772-556601
Fax: 44-1772-888366
25