| PartNumber | CD4045BPWR | CD4045BPWRE4 | CD4045BPWRG4 |
| Description | Counter ICs 21-Stage | Counter ICs CMOS 21-STAGE COUNTER | Counter ICs CMOS 21-St Counter |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Counter ICs | Counter ICs | Counter ICs |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-16 | TSSOP-16 | TSSOP-16 |
| Logic Family | CMOS | CMOS | CMOS |
| Counting Sequence | Up | - | - |
| Operating Supply Voltage | 3 V to 18 V | 3 V to 18 V | 3 V to 18 V |
| Series | CD4045B | CD4045B | CD4045B |
| Packaging | Reel | Reel | Reel |
| Function | 21 Stage | - | - |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Type | Counter ICs | Counter ICs | Counter ICs |
| Factory Pack Quantity | 2000 | 2000 | 2000 |
| Subcategory | Counter ICs | Counter ICs | Counter ICs |
| Unit Weight | 0.002183 oz | 0.002183 oz | 0.002183 oz |
| Counter Type | - | Binary | - |
| Number of Bits | - | 21 | 21 |
| Minimum Operating Temperature | - | - 55 C | - |
| Maximum Operating Temperature | - | + 125 C | - |
| Operating Temperature Range | - | - 55 C to + 125 C | - |