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Synchronous 4-Bit Up/Down Counters With Up/Down Mode Control 16-SO 0 to 70
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
2156-SN74LS191NSR-ND
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DigiKey | IC BINARY COUNTER 4-BIT 16SO Min Qty: 1 Lead time: 12 Weeks Container: Bulk MARKETPLACE PRODUCT |
4000 In Stock |
|
$0.5800 | Buy Now |
DISTI #
296-29978-1-ND
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DigiKey | IC BINARY COUNTER 4-BIT 16SO Min Qty: 1 Lead time: 12 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) | Temporarily Out of Stock |
|
$0.5158 / $1.3300 | Buy Now |
DISTI #
595-SN74LS191NSR
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Mouser Electronics | Counter ICs 4-Bit Sync Up/Down RoHS: Compliant | 3242 |
|
$0.5150 / $1.3300 | Buy Now |
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Bristol Electronics | 1789 |
|
RFQ | ||
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Quest Components | 1431 |
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$0.6925 / $1.9785 | Buy Now | |
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Quest Components | 5338 |
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$0.6600 / $2.2000 | Buy Now | |
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Rochester Electronics | SN74LS191 Synchronous 4-Bit Up/Down Counters With Up/Down Mode Control RoHS: Compliant Status: Active Min Qty: 1 | 4000 |
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$0.4946 / $0.5819 | Buy Now |
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Ameya Holding Limited | IC SYNC 4-BIT UP/DN CNTR 16SO | 4322 |
|
RFQ | |
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Chip1Cloud | IC SYNC 4-BIT UP/DN CNTR 16SO | 1650 |
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RFQ | |
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Perfect Parts Corporation | 3520 |
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RFQ |
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SN74LS191NSR
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
SN74LS191NSR
Texas Instruments
Synchronous 4-Bit Up/Down Counters With Up/Down Mode Control 16-SO 0 to 70
|
Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Part Package Code | SOIC | |
Package Description | SOP-16 | |
Pin Count | 16 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | Texas Instruments | |
Additional Feature | TCO OUTPUT | |
Count Direction | BIDIRECTIONAL | |
Family | LS | |
JESD-30 Code | R-PDSO-G16 | |
JESD-609 Code | e4 | |
Length | 10.2 mm | |
Load Capacitance (CL) | 15 pF | |
Logic IC Type | BINARY COUNTER | |
Max Frequency@Nom-Sup | 20000000 Hz | |
Max I(ol) | 0.016 A | |
Mode of Operation | SYNCHRONOUS | |
Moisture Sensitivity Level | 1 | |
Number of Bits | 4 | |
Number of Functions | 1 | |
Number of Terminals | 16 | |
Operating Temperature-Max | 70 °C | |
Operating Temperature-Min | ||
Package Body Material | PLASTIC/EPOXY | |
Package Code | SOP | |
Package Equivalence Code | SOP16,.3 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE | |
Packing Method | TR | |
Peak Reflow Temperature (Cel) | 260 | |
Power Supply Current-Max (ICC) | 105 mA | |
Prop. Delay@Nom-Sup | 52 ns | |
Propagation Delay (tpd) | 36 ns | |
Qualification Status | Not Qualified | |
Seated Height-Max | 2 mm | |
Supply Voltage-Max (Vsup) | 5.25 V | |
Supply Voltage-Min (Vsup) | 4.75 V | |
Supply Voltage-Nom (Vsup) | 5 V | |
Surface Mount | YES | |
Technology | TTL | |
Temperature Grade | COMMERCIAL | |
Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
Terminal Form | GULL WING | |
Terminal Pitch | 1.27 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
Trigger Type | POSITIVE EDGE | |
Width | 5.3 mm | |
fmax-Min | 20 MHz |
This table gives cross-reference parts and alternative options found for SN74LS191NSR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN74LS191NSR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Description | Manufacturer | Compare |
---|---|---|---|
HD74LS191RP | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DN | Renesas Electronics Corporation | SN74LS191NSR vs HD74LS191RP |
SN74LS193NSR | Synchronous 4-Bit Up/Down Binary Counters With Dual Clock and Clear 16-SO 0 to 70 | Texas Instruments | SN74LS191NSR vs SN74LS193NSR |
DV74LS193D | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16, PLASTIC, SOP-16 | avg Semiconductors | SN74LS191NSR vs DV74LS193D |
HD74LS193RP | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DN | Renesas Electronics Corporation | SN74LS191NSR vs HD74LS193RP |
SN74LS193NSRE4 | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, GREEN, PLASTIC, SOP-16 | Texas Instruments | SN74LS191NSR vs SN74LS193NSRE4 |
HD74LS193FP | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DA | Renesas Electronics Corporation | SN74LS191NSR vs HD74LS193FP |
HD74LS193FP-E | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DA | Renesas Electronics Corporation | SN74LS191NSR vs HD74LS193FP-E |
HD74LS191RP-EL | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DN | Renesas Electronics Corporation | SN74LS191NSR vs HD74LS191RP-EL |
SN74LS193NSRG4 | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, GREEN, PLASTIC, SOP-16 | Texas Instruments | SN74LS191NSR vs SN74LS193NSRG4 |
HD74LS193RPEL | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, 3.95 X 9.90 MM, 1.27 MM PITCH, PLASTIC, SOP-16 | Renesas Electronics Corporation | SN74LS191NSR vs HD74LS193RPEL |