IC,COUNTER,UP/DOWN,4-BIT BINARY,LS-TTL,DIP,16PIN,CERAMIC
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| Maker | NXP |
| package instruction | DIP, DIP16,.3 |
| Reach Compliance Code | unknown |
| Counting direction | BIDIRECTIONAL |
| JESD-30 code | R-XDIP-T16 |
| JESD-609 code | e0 |
| Load/preset input | YES |
| Logic integrated circuit type | BINARY COUNTER |
| Maximum Frequency@Nom-Sup | 20000000 Hz |
| MaximumI(ol) | 0.004 A |
| Operating mode | SYNCHRONOUS |
| Number of functions | 1 |
| Number of terminals | 16 |
| Maximum operating temperature | 125 °C |
| Minimum operating temperature | -55 °C |
| Package body material | CERAMIC |
| encapsulated code | DIP |
| Encapsulate equivalent code | DIP16,.3 |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| power supply | 5 V |
| Maximum supply current (ICC) | 35 mA |
| Certification status | Not Qualified |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | NO |
| technology | TTL |
| Temperature level | MILITARY |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | THROUGH-HOLE |
| Terminal pitch | 2.54 mm |
| Terminal location | DUAL |
| SN54LS191J | 54LS191/BFAJC | SN74LS191NDS | SN74LS191DR2 | SN74LS191ND | |
|---|---|---|---|---|---|
| Description | IC,COUNTER,UP/DOWN,4-BIT BINARY,LS-TTL,DIP,16PIN,CERAMIC | IC,COUNTER,UP/DOWN,4-BIT BINARY,LS-TTL,FP,16PIN,CERAMIC | IC,COUNTER,UP/DOWN,4-BIT BINARY,LS-TTL,DIP,16PIN,PLASTIC | IC,COUNTER,UP/DOWN,4-BIT BINARY,LS-TTL,SOP,16PIN,PLASTIC | IC,COUNTER,UP/DOWN,4-BIT BINARY,LS-TTL,DIP,16PIN,PLASTIC |
| Is it Rohs certified? | incompatible | incompatible | incompatible | incompatible | incompatible |
| Maker | NXP | NXP | NXP | NXP | NXP |
| package instruction | DIP, DIP16,.3 | DFP, FL16,.3 | DIP, DIP16,.3 | SOP, SOP16,.25 | DIP, DIP16,.3 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown |
| Counting direction | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL |
| JESD-30 code | R-XDIP-T16 | R-XDFP-F16 | R-PDIP-T16 | R-PDSO-G16 | R-PDIP-T16 |
| JESD-609 code | e0 | e0 | e0 | e0 | e0 |
| Load/preset input | YES | YES | YES | YES | YES |
| Logic integrated circuit type | BINARY COUNTER | BINARY COUNTER | BINARY COUNTER | BINARY COUNTER | BINARY COUNTER |
| Operating mode | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS |
| Number of functions | 1 | 1 | 1 | 1 | 1 |
| Number of terminals | 16 | 16 | 16 | 16 | 16 |
| Maximum operating temperature | 125 °C | 125 °C | 70 °C | 70 °C | 70 °C |
| Package body material | CERAMIC | CERAMIC | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | DIP | DFP | DIP | SOP | DIP |
| Encapsulate equivalent code | DIP16,.3 | FL16,.3 | DIP16,.3 | SOP16,.25 | DIP16,.3 |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | IN-LINE | FLATPACK | IN-LINE | SMALL OUTLINE | IN-LINE |
| power supply | 5 V | 5 V | 5 V | 5 V | 5 V |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | NO | YES | NO | YES | NO |
| technology | TTL | TTL | TTL | TTL | TTL |
| Temperature level | MILITARY | MILITARY | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal surface | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| Terminal form | THROUGH-HOLE | FLAT | THROUGH-HOLE | GULL WING | THROUGH-HOLE |
| Terminal pitch | 2.54 mm | 1.27 mm | 2.54 mm | 1.27 mm | 2.54 mm |
| Terminal location | DUAL | DUAL | DUAL | DUAL | DUAL |
| Maximum Frequency@Nom-Sup | 20000000 Hz | 18000000 Hz | - | 20000000 Hz | 20000000 Hz |
| MaximumI(ol) | 0.004 A | 0.004 A | - | 0.008 A | 0.008 A |
| Maximum supply current (ICC) | 35 mA | 35 mA | - | 35 mA | 35 mA |
| Certification status | Not Qualified | Not Qualified | - | Not Qualified | - |
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