| Device | VCC (min) | VCC (max) | VBAT (min) | VBAT (max) | IBAT | Accuracy | Alarms | Crystal Frequency Trimming | Selectable Frequency Output | Package Type | Temp Range | MSRP ($/1K Units) |
| ISL12058 | 1.4 V | 3.6 V | 2 | 4 | DFN8, MSOP8, SOIC8, uTDFN8 | -40 to 85 | $0.92 | |||||
| ISL12059 | 1.4 V | 3.6 V | 0 | 1 | SOIC8 | -40 to 85 | $0.92 | |||||
| ISL12024IRTC | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | 3 | DFN8 | -40 to 85 | $1.83 | |
| ISL12026A | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | 3 | SOIC8, TSSOP8 | -40 to 85 | $1.33 | |
| ISL12082 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 800 nA | 1 | Yes | 4 | MSOP10, SOIC8 | -40 to 85 | $1.15 | |
| ISL1208 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 400 nA | 1 | Yes | 15 | DFN8, MSOP8, SOIC8 | -40 to 85 | $0.96 | |
| ISL12028A | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | 3 | SOIC14, TSSOP14 | -40 to 85 | $1.73 | |
| ISL1221 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 400 nA | 1 | Yes | 15 | MSOP10 | -40 to 85 | $1.40 | |
| ISL1209 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 400 nA | 1 | Yes | 15 | MSOP10 | -40 to 85 | $1.29 | |
| ISL1220 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 400 nA | 1 | Yes | 15 | MSOP10 | -40 to 85 | $1.14 | |
| ISL12032 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 800 nA | 2 | Yes | 7 | TSSOP14 | -40 to 85 | $1.35 | |
| ISL12057 | 1.4 V | 3.6 V | 2 | No | 4 | MSOP8, SOIC8, uTDFN8 | -40 to 85 | $0.92 | ||||
| ISL12030 | 2.7 V | 5.5 V | 2 | No | SOIC8 | -40 to 85 | $1.09 | |||||
| ISL12022M | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 1000 nA | ? ppm | 1 | Yes | 15 | SOIC20 | -40 to 85 | $2.59 |
| ISL12026 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | 3 | SOIC8, TSSOP8 | -40 to 85 | $1.33 | |
| ISL12022MA | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 1000 nA | ? ppm | 1 | Yes | 15 | SOIC20 | -40 to 85 | $2.59 |
| ISL12008 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 800 nA | 1 | Yes | 1 | SOIC8 | -40 to 85 | $1.06 | |
| ISL12025 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | SOIC8, TSSOP8 | -40 to 85 | $1.91 | ||
| ISL12028 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | 3 | SOIC14, TSSOP14 | -40 to 85 | $1.73 | |
| ISL12027 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | SOIC8, TSSOP8 | -40 to 85 | $1.73 | ||
| ISL12029 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | 3 | SOIC14, TSSOP14 | -40 to 85 | $1.73 | |
| ISL12020M | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 1000 nA | ? ppm | 1 | Yes | 15 | DFN20 | -40 to 85 | $2.79 |
| ISL12022MR5421 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 1000 nA | ? ppm | 1 | Yes | 15 | SOIC20 | -40 to 85 | $2.59 |
| ISL12029A | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | 3 | SOIC14, TSSOP14 | -40 to 85 | $1.73 | |
| ISL12027A | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | SOIC8, TSSOP8 | -40 to 85 | $1.73 | ||
| ISL12022 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 1000 nA | ? ppm | 1 | Yes | 15 | SOIC8 | -40 to 85 | $1.79 |
| ISL12023 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 1000 nA | ? ppm | 1 | Yes | 15 | TSSOP14 | -40 to 85 | $1.93 |
| ISL12024 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 850 nA | 2 | Yes | 3 | SOIC8, TSSOP8 | -40 to 85 | $1.73 | |
| ISL1219 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 400 nA | 1 | Yes | 15 | MSOP10 | -40 to 85 | $1.32 | |
| ISL1218 | 2.7 V | 5.5 V | 1.8 V | 5.5 V | 400 nA | 1 | Yes | 15 | MSOP8, SOIC8 | -40 to 85 | $1.27 |
