74LS90
0.98MB
Divide-by-twelve and binary counters.
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74LS90 - Decade and Binary Counters
(National Semiconductor)
DM74LS90 DM74LS93 Decade and Binary Counters
June 1989
DM74LS90 DM74LS93 Decade and Binary Counters
General Description
Each of these monolithic cou.
74LS90 - Decade and Binary Counters
(Fairchild Semiconductor)
DM74LS90 Decade and Binary Counters
August 1986 Revised March 2000
DM74LS90 Decade and Binary Counters
General Description
Each of these monolithic .
74LS90 - DECADE COUNTER
(Motorola)
DECADE COUNTER; DIVIDE-BY-TWELVE COUNTER; 4-BIT BINARY COUNTER
The SN54 / 74LS90, SN54 / 74LS92 and SN54 / 74LS93 are high-speed 4-bit ripple type cou.
74LS90 - DECADE COUNTER
(ETC)
54/7490A 54LS/74LS90
DECADE COUNTER
90
CONNECTION DIAGRAM PINOUT A
DESCRIPTION — The ’90 is a 4-stage ripple counter containing a high speed flip-fl.
74LS91 - 8 Bit SHift Registers
(Raytheon)
.
74LS91 - 8-BIT SHIFT REGISTER
(Texas Instruments)
SN5491A, SN54LS91, SN7491A, SN74LS91 8-BIT SHIFT REGISTERS
SDLS126 – MARCH 1974 – REVISED MARCH 1988
PRODUCTION DATA information is current as of pub.
74LS92 - Divide-by-Twelve Counters
(Hitachi Semiconductor)
Unit: mm
19.20 20.32 Max 14 8 6.30 7.40 Max 1
2.39 Max
1.30
7 7.62
0.51 Min
2.54 Min 5.06 Max
2.54 ± 0.25
0.48 ± 0.10
0.25 – 0.05 0° – 15°
+ 0.
74LS92 - DECADE COUNTER
(Motorola)
DECADE COUNTER; DIVIDE-BY-TWELVE COUNTER; 4-BIT BINARY COUNTER
The SN54 / 74LS90, SN54 / 74LS92 and SN54 / 74LS93 are high-speed 4-bit ripple type cou.
74LS92 - DIVIDE-BY-TWELVE AND BINARY COUNTERS
(Texas Instruments)
SN5490A, SN5492A, SN5493A, SN54LS90, SN54LS92, SN54LS93
SN7490A, SN7492A, SN7493A, SN74LS90, SN74LS92, SN74LS93 DECADE, DIVIDE-BY-TWELVE AND BINARY CO.
74LS93 - DIVIDE-BY-SIXTEEN COUNTER
(ETC)
93
54/7493A 54LS/74LS93
DIVIDE-BY-SIXTEEN COUNTER
CONNECTION DIAGRAM PINOUT A
DESCRIPTION — The ’93 is a 4-stage ripple counter containing a high sp.
