Registered Bus Transceiver
| Parameter Name | Attribute value |
| Maker | Rochester Electronics |
| package instruction | , |
| Reach Compliance Code | unknown |
| Logic integrated circuit type | REGISTERED BUS TRANSCEIVER |

| AM2907DM/B | AM2907DC | AM2908DC | AM2907PC | AM2908PC | AM2908DM | AM2908DMB | AM2908FM | AM2907FM | |
|---|---|---|---|---|---|---|---|---|---|
| Description | Registered Bus Transceiver | Registered Bus Transceiver, TTL/H/L Series, 1-Func, 4-Bit, Inverted Output, TTL, CDIP20, HERMETIC SEALED, CERDIP-20 | Registered Bus Transceiver, TTL/H/L Series, 1-Func, 4-Bit, Inverted Output, TTL, CDIP20, HERMETIC SEALED, CERDIP-20 | Registered Bus Transceiver, TTL/H/L Series, 1-Func, 4-Bit, Inverted Output, TTL, PDIP20, PLASTIC, DIP-20 | Registered Bus Transceiver, TTL/H/L Series, 1-Func, 4-Bit, Inverted Output, TTL, PDIP20, PLASTIC, DIP-20 | Registered Bus Transceiver, TTL/H/L Series, 1-Func, 4-Bit, Inverted Output, TTL, CDIP20, HERMETIC SEALED, CERDIP-20 | Registered Bus Transceiver, TTL/H/L Series, 1-Func, 4-Bit, Inverted Output, TTL, CDIP20, HERMETIC SEALED, CERDIP-20 | Registered Bus Transceiver, TTL/H/L Series, 1-Func, 4-Bit, Inverted Output, TTL, CDFP20, FP-20 | Registered Bus Transceiver, TTL/H/L Series, 1-Func, 4-Bit, Inverted Output, TTL, CDFP20, FP-20 |
| package instruction | , | DIP, | DIP, | DIP, | DIP, | DIP, | DIP, | DFP, | DFP, |
| Reach Compliance Code | unknown | unknow | unknow | unknow | unknow | unknown | unknown | unknown | unknown |
| Logic integrated circuit type | REGISTERED BUS TRANSCEIVER | REGISTERED BUS TRANSCEIVER | REGISTERED BUS TRANSCEIVER | REGISTERED BUS TRANSCEIVER | REGISTERED BUS TRANSCEIVER | REGISTERED BUS TRANSCEIVER | REGISTERED BUS TRANSCEIVER | REGISTERED BUS TRANSCEIVER | REGISTERED BUS TRANSCEIVER |
| Maker | Rochester Electronics | Rochester Electronics | - | - | - | Rochester Electronics | Rochester Electronics | Rochester Electronics | Rochester Electronics |
| Other features | - | BUS O/PS & RECEIVER O/PS ARE AVAILABLE; SELECTABLE MULTIPLEXER INPUTS | BUS O/PS & RECEIVER O/PS ARE AVAILABLE; SELECTABLE MULTIPLEXER INPUTS | BUS O/PS & RECEIVER O/PS ARE AVAILABLE; SELECTABLE MULTIPLEXER INPUTS | BUS O/PS & RECEIVER O/PS ARE AVAILABLE; SELECTABLE MULTIPLEXER INPUTS | BUS O/PS & RECEIVER O/PS ARE AVAILABLE; SELECTABLE MULTIPLEXER INPUTS | BUS O/PS & RECEIVER O/PS ARE AVAILABLE; SELECTABLE MULTIPLEXER INPUTS | BUS O/PS & RECEIVER O/PS ARE AVAILABLE; SELECTABLE MULTIPLEXER INPUTS | BUS O/PS & RECEIVER O/PS ARE AVAILABLE; SELECTABLE MULTIPLEXER INPUTS |
| series | - | TTL/H/L | TTL/H/L | TTL/H/L | TTL/H/L | TTL/H/L | TTL/H/L | TTL/H/L | TTL/H/L |
| JESD-30 code | - | R-CDIP-T20 | R-CDIP-T20 | R-PDIP-T20 | R-PDIP-T20 | R-CDIP-T20 | R-CDIP-T20 | R-CDFP-F20 | R-CDFP-F20 |
| length | - | 24.4602 mm | 24.4602 mm | 26.289 mm | 26.289 mm | 24.4602 mm | 24.4602 mm | 12.827 mm | 12.827 mm |
| Number of digits | - | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Number of functions | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of ports | - | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Number of terminals | - | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Maximum operating temperature | - | 70 °C | 70 °C | 70 °C | 70 °C | 125 °C | 125 °C | 125 °C | 125 °C |
| Output characteristics | - | OPEN-COLLECTOR/3-STATE | OPEN-COLLECTOR/3-STATE | OPEN-COLLECTOR/3-STATE | OPEN-COLLECTOR/3-STATE | OPEN-COLLECTOR/3-STATE | OPEN-COLLECTOR/3-STATE | OPEN-COLLECTOR/3-STATE | OPEN-COLLECTOR/3-STATE |
| Output polarity | - | INVERTED | INVERTED | INVERTED | INVERTED | INVERTED | INVERTED | INVERTED | INVERTED |
| Package body material | - | CERAMIC, METAL-SEALED COFIRED | CERAMIC, METAL-SEALED COFIRED | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, METAL-SEALED COFIRED | CERAMIC, METAL-SEALED COFIRED | CERAMIC, METAL-SEALED COFIRED | CERAMIC, METAL-SEALED COFIRED |
| encapsulated code | - | DIP | DIP | DIP | DIP | DIP | DIP | DFP | DFP |
| Package shape | - | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | - | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | FLATPACK | FLATPACK |
| propagation delay (tpd) | - | 36 ns | 36 ns | 36 ns | 36 ns | 40 ns | 40 ns | 40 ns | 40 ns |
| Maximum seat height | - | 5.08 mm | 5.08 mm | 5.08 mm | 5.08 mm | 5.08 mm | 5.08 mm | 2.159 mm | 2.159 mm |
| Maximum supply voltage (Vsup) | - | 5.25 V | 5.25 V | 5.25 V | 5.25 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Minimum supply voltage (Vsup) | - | 4.75 V | 4.75 V | 4.75 V | 4.75 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V |
| Nominal supply voltage (Vsup) | - | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | - | NO | NO | NO | NO | NO | NO | YES | YES |
| technology | - | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL |
| Temperature level | - | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | MILITARY | MILITARY | MILITARY | MILITARY |
| Terminal form | - | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | FLAT | FLAT |
| Terminal pitch | - | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm |
| Terminal location | - | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| width | - | 7.62 mm | 7.62 mm | 7.62 mm | 7.62 mm | 7.62 mm | 7.62 mm | 6.731 mm | 6.731 mm |
| Base Number Matches | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - |