| 645401 | HBF4022A | Divide-by-8-counter/divider | SGS-ATES |
| 645402 | HBF4023A | Triple 3-input NAND gate | SGS-ATES |
| 645403 | HBF4024A | 7-stage binary counter | SGS-ATES |
| 645404 | HBF4025A | Triple 3-input NOR gate | SGS-ATES |
| 645405 | HBF4026A | Decade counter/divider | SGS-ATES |
| 645406 | HBF4027A | Dual J-K master-slave flip-flop | SGS-ATES |
| 645407 | HBF4028A | BCD-to decimal decoder | SGS-ATES |
| 645408 | HBF4029A | Presettable up/down counter | SGS-ATES |
| 645409 | HBF4030A | Quad exclusive OR gate | SGS-ATES |
| 645410 | HBF4031A | 64-stage static shift register | SGS-ATES |
| 645411 | HBF4032A | Triple serial adder (positive logic) | SGS-ATES |
| 645412 | HBF4033A | Decade counter/divider | SGS-ATES |
| 645413 | HBF4034A | MSI 8-stage static shift register | SGS-ATES |
| 645414 | HBF4035A | 4-stage parallel in/out shift register | SGS-ATES |
| 645415 | HBF4036A | Binary addressing: 4 word x 8-bit | SGS-ATES |
| 645416 | HBF4037A | Triple AND/OR bi-phase pairs | SGS-ATES |
| 645417 | HBF4038A | Triple serial adder (negative logic) | SGS-ATES |
| 645418 | HBF4039A | Direct word-line addressing: 4 word x 8-bit | SGS-ATES |
| 645419 | HBF4040A | 12-stage binary/ripple counter | SGS-ATES |
|
| 645420 | HBF4041A | Quad true/complement buffer | SGS-ATES |
| 645421 | HBF4042A | Quad clocked D latch | SGS-ATES |
| 645422 | HBF4043A | Quad 3-state NOR R/S latch | SGS-ATES |
| 645423 | HBF4044A | Quad 3-state NAND R/S latch | SGS-ATES |
| 645424 | HBF4045A | 21-stage counter | SGS-ATES |
| 645425 | HBF4046A | Micropower phase-locked loop | SGS-ATES |
| 645426 | HBF4047A | Monostable/Astable multivibrator | SGS-ATES |
| 645427 | HBF4048A | Expandable 8-input gate | SGS-ATES |
| 645428 | HBF4049A | Hex buffer/converter (inverting) | SGS-ATES |
| 645429 | HBF4050A | Hex buffer/converter (non inverting) | SGS-ATES |
| 645430 | HBF4051A | Single 8-channel multiplexer | SGS-ATES |
| 645431 | HBF4052A | Differential 4-channel multiplexer | SGS-ATES |
| 645432 | HBF4053A | Triple 2-channel multiplexer | SGS-ATES |
| 645433 | HBF4054A | 4-line liquid-crystal display driver | SGS-ATES |
| 645434 | HBF4055A | 7-segment decoder/driver | SGS-ATES |
| 645435 | HBF4056A | BCD-7-segment decoder/driver | SGS-ATES |
| 645436 | HBF4057A | LSI 4-bit arithmetic array | SGS-ATES |
| 645437 | HBF4059A | Programmable divide-by-N counter | SGS-ATES |
| 645438 | HBF4060A | 14-stage ripple-carry binary counter/divider and oscillator | SGS-ATES |
| 645439 | HBF4062A | 200-stage dynamic shift register | SGS-ATES |
| 645440 | HBF4066A | Quad bilateral switch | SGS-ATES |
