DM74LS191M vs M38510/31509B2A feature comparison

DM74LS191M Texas Instruments

Buy Now Datasheet

M38510/31509B2A Lansdale Semiconductor Inc

Buy Now Datasheet
Rohs Code No
Part Life Cycle Code Obsolete Active
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP LANSDALE SEMICONDUCTOR INC
Package Description SOP, SOP16,.25 QCCN, LCC20,.35SQ
Reach Compliance Code unknown compliant
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature TCO OUTPUT
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family LS LS
JESD-30 Code R-PDSO-G16 S-CQCC-N20
JESD-609 Code e0 e0
Length 9.9 mm
Load Capacitance (CL) 15 pF
Load/Preset Input YES YES
Logic IC Type BINARY COUNTER BINARY COUNTER
Max Frequency@Nom-Sup 20000000 Hz 18000000 Hz
Max I(ol) 0.008 A 0.004 A
Mode of Operation SYNCHRONOUS SYNCHRONOUS
Number of Bits 4 4
Number of Functions 1 1
Number of Terminals 16 20
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -55 °C
Package Body Material PLASTIC/EPOXY CERAMIC, METAL-SEALED COFIRED
Package Code SOP QCCN
Package Equivalence Code SOP16,.25 LCC20,.35SQ
Package Shape RECTANGULAR SQUARE
Package Style SMALL OUTLINE CHIP CARRIER
Power Supply Current-Max (ICC) 35 mA 35 mA
Propagation Delay (tpd) 36 ns 66 ns
Qualification Status Not Qualified Qualified
Seated Height-Max 1.75 mm
Supply Voltage-Max (Vsup) 5.25 V 5.5 V
Supply Voltage-Min (Vsup) 4.75 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL MILITARY
Terminal Finish TIN LEAD TIN LEAD
Terminal Form GULL WING NO LEAD
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL QUAD
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 3.9 mm
fmax-Min 20 MHz 18 MHz
Base Number Matches 4 7
Part Package Code QLCC
Pin Count 20
Screening Level MIL-PRF-38535 Class B

Compare DM74LS191M with alternatives

Compare M38510/31509B2A with alternatives