ACDM
Series
Advanced CMOS Logic
Buffered 5-Tap Delay Modules
74ACT type input is compatible with TTL
Low Profile 14-Pin Package
Two Surface Mount Versions
Available in Low Voltage CMOS
74LVC Logic version LVIDM Series
5 Equal Delay Taps
Operating Temp. -40
O
C to +85
O
C
Outputs can Source / Sink 24 mA
Electrical Specifications at 25
O
C
Tap Delay Tolerances +/- 5% or 2ns (+/- 1ns <13ns)
74ACT 5 Tap
14-pin DIP P/N
Tap 1
Tap 2
Tap 3
Tap 4
Total - Tap 5
ACDM-30
ACDM-35
ACDM-40
ACDM-50
ACDM-60
ACDM-75
ACDM-80
ACDM-100
ACDM-125
ACDM-150
ACDM-200
ACDM-250
6.0
7.0
8.0
10.0
12.0
15.0
16.0
20.0
25.0
30.0
40.0
50.0
12.0
14.0
16.0
20.0
24.0
30.0
32.0
40.0
50.0
60.0
80.0
100.0
18.0
21.0
24.0
30.0
36.0
45.0
48.0
60.0
75.0
90.0
120.0
150.0
24.0
28.0
32.0
40.0
48.0
60.0
64.0
80.0
100.0
120.0
160.0
200.0
30 ± 2.0
35 ± 2.0
40 ± 2.0
50 ± 2.5
60 ± 3.0
75 ± 3.75
80 ± 4.0
100 ± 5.0
125 ± 6.25
150 ± 7.5
200 ± 10.0
250 ± 12.5
Tap-to-Tap
(ns)
ACDM
14-Pin Schematic
Vcc
14
Tap1
12
Tap3
10
Tap5
8
6 ± 2.0
7 ± 2.0
8 ± 2.0
10 ± 2.0
12 ± 2.0
15 ± 2.5
16 ± 3.0
20 ± 3.0
25 ± 3.0
30 ± 3.0
40 ± 4.0
50 ± 5.0
1
IN
4
Tap2
6
Tap4
7
GND
Dimensions in Inches (mm)
TEST CONDITIONS
-- Advanced CMOS, 74ACT
V
CC
Supply Voltage ................................................ 5.00VDC
Input Pulse Voltage ................................................... 3.00V
Input Pulse Rise Time ....................................... 3.0 ns max.
Input Pulse Width / Period ........................... 1000 / 2000 ns
1. Measurements made at 25
O
C
2. Delay Times measured at 1.50V level of input to
+2.50V level of Output on leading edge.
3. Rise Times measured from 10% to 90% points.
4. 50pf probe and fixture load on output under test.
.020
(0.51)
TYP.
.785
(19.94)
MAX.
.285
(7.24)
MAX.
.250
.020 (6.35)
(0.51) MAX.
.120
(3.05)
MIN.
.050
(1.27)
TYP.
DIP
DIP
.008 R
(0.20)
.010
(0.25)
TYP.
.300
(7.62)
.365
(9.27)
MAX.
.100
(2.54)
TYP.
OPERATING SPECIFICATIONS
Supply Voltage, V
CC
...................................... 5.00
±
0.50 VDC
Supply Current, I
CC
........................... 14 mA typ., 28 mA max.
I
CCH
, V
IN
= V
CC
, V
CC
= 5.5V ............................. 40
µA
typ.
I
CCL
, V
IN
= 0V, V
CC
= 5.5V ............................. 25 mA typ.
Logic “1” Input: V
IH
........................... 2.00 V min., 5.50V max.
Logic “0” Input: V
IL
.............................................. 0.80 V max.
Logic “1” Voltage Out, V
OH
...................................... 3.8 V min.
Logic “0” Voltage Out, V
OL
................................... 0.44 V max.
Max. Input Current, I
IN
................................................
±
1.0
µA
Minimum Input Pulse Width ........................ 40% of Delay min.
Operating Temperature Range ......................... -40
O
to +85
O
C
Storage Temperature Range ......................... -65
O
to +150
O
C
.785
(19.94)
MAX.
.285
(7.24)
MAX.
.250
(6.35)
MAX.
.015
(0.38)
TYP.
.030
(0.76)
TYP.
G-SMD
G-SMD
.008 R
(0.20)
.010
(0.25)
TYP.
.020
(0.51)
TYP.
.050
(1.27)
TYP.
.785
(19.94)
MAX.
.100
(2.54)
TYP.
.430 (10.92)
.400 (10.16)
.285
(7.24)
MAX.
P/N Description
ACDM
-
XXX X
74ACT Buffered 5 Tap Delay
Molded Package Series:
14-pin DIP:
ACDM
Total Delay in nanoseconds (ns)
Lead Style: Blank = Thru-hole
G = “Gull Wing” SMD
J = “J” Bend SMD
Examples: ACDM-25G = 50ns (10ns / tap) 74ACT, 14-Pin G-SMD
ACDM-100 = 100ns (20ns / tap) 74ACT, 14-Pin DIP
Specifications subject to change without notice.
J-SMD
.265
(6.73)
MAX.
.030
(0.76)
TYP.
J-SMD
.285 (7.24)
.260 (6.60)
.330 (8.38)
MAX.
.020 R
(0.51)
.020
(0.51)
TYP.
.050
(1.27)
TYP.
.100
(2.54)
TYP.
For other values & Custom Designs, contact factory.
ACDM 9901
Rhombus
Industries Inc.
15801 Chemical Lane, Huntington Beach, CA 92649-1595
Phone: (714) 898-0960
•
FAX: (714) 896-0971
www.rhombus-ind.com
•
email: sales@
rhombus-ind.com
RHOMBUS-IND [ Rhombus Industries Inc. ]
