串行实时时钟选型指南
串行实时时钟 (
Excel 文档格式)
| Generic Part Number | Package | Marketing Status | Memory Organization | Supply Voltage(Vcc) | Supply Voltage(Vcc) | RST Threshold(VPFD) | General Description | Programmable Alarms | Watchdog Timer | Power Fail Comparator(PFI/PFO) | RSTin Inputs(RSTin) | Square Wave Output(SQW) | Output Frequency(Fout) | Operating Range | Battery Switchover(VSO) | Battery Low Detect(BL) | 数据手册datasheet 下载 |
| min | max | typ | typ | ||||||||||||||
| V | V | V | kH | ||||||||||||||
| M41ST84W | SO16 | Active | 512b (64 x 8) | 2.7 | 3.3 | 2.6 | Serial RTC SUPERVISOR | Yes | Yes | Yes | Yes | Yes | - | Industrial | Yes | Yes | M41ST84W |
| M41ST85W | SO 28 BATTERY; SO28 .30 with Embedded Crystal | Active | 512b (64 x 8) | 2.7 | 3.3 | 2.6 | Serial RTC SUPERVISOR | Yes | Yes | Yes | Yes | Yes | - | Industrial | Yes | Yes | M41ST85W |
| M41ST87W | SO28 .30 with Embedded Crystal | Active | 1280b (160 x 8) | 2.7 | 3.6 | 2.6 | Serial RTC SUPERVISOR | Yes | Yes | Yes | Yes | Yes | 32 | Industrial | Yes | Yes | M41ST87W |
| M41ST87Y | SO28 .30 with Embedded Crystal | Active | 1280b (160 x 8) | 4.5 | 5.5 | 4.35 | Serial RTC SUPERVISOR | Yes | Yes | Yes | Yes | Yes | 32 | Industrial | Yes | Yes | M41ST87Y |
| M41ST95W | SO28 .30 with Embedded Crystal | Active | 512b (64 x 8) | 2.7 | 3.6 | 2.6 | Serial RTC (SPI) SRAM and NVRAM SUPERVISOR | Yes | Yes | Yes | Yes | Yes | - | Industrial | Yes | Yes | M41ST95W |
| M41T0 | SO8 | Active | 64b (8 x 8) | 2 | 5.5 | - | SERIAL REAL-TIME CLOCK | - | - | - | - | - | - | Industrial | - | - | M41T0 |
| M41T00 | SO8 | Active | 64b (8 x 8) | 2 | 5.5 | - | See M41T00S | - | - | - | - | - | - | Industrial | Yes | - | M41T00 |
| M41T00AUD | DFN16 | Active | 64b (8 x 8) | 2 | 5.5 | - | Serial RTC with Audio | - | - | - | - | - | - | Industrial | Yes | - | M41T00AUD |
| M41T00CAP | PDIP 24 .7 ZERO POWER | Active | 64b (8 x 8) | 2 | 5.5 | - | Serial RTC with Battery | - | - | - | - | - | - | Industrial | Yes | - | M41T00CAP |
| M41T00S | SO8 | Active | 64b (8 x 8) | 2 | 5.5 | - | Serial RTC | - | - | - | - | - | - | Industrial | Yes | - | M41T00S |
| M41T11 | SO 28 BATTERY; SO8 | Active | 512b (64 x 8) | 2 | 5.5 | - | Serial RTC | - | - | - | - | - | - | Industrial | Yes | - | M41T11 |
| M41T256Y | SO 44 .350 BAT Cu wo/socket | NRND | 256Kb (32K x 8) | 4.5 | 5.5 | - | 256 Kbit (32K x8) SERIAL RTC | - | - | - | - | - | - | Commercial | - | - | M41T256Y |
| M41T56 | SO8 | Active | 512b (64 x 8) | 4.5 | 5.5 | - | Serial Access TIMEKEEPER® SRAM | - | - | - | - | - | - | Industrial | Yes | - | M41T56 |
| M41T60 | VFQFPN 3x3x0.9 1.7 16L | Active | 64b (8 x 8) | 1.3 | 4.4 | - | Serial Access Real-Time Clock | - | - | - | - | - | - | Industrial | - | - | M41T60 |
| M41T62 | VFQFPN 3x3x0.9 1.7 16L | Active | 128b (16 x 8) | 1.3 | 4.4 | - | Serial Access Real-Time Clock with Alarms | Yes | Yes | - | - | Yes | 32 | Industrial | - | - | M41T62 |
| M41T64 | VFQFPN 3x3x0.9 1.7 16L | Active | 128b | 1.3 | 4.4 | - | Serial Acess Real-Time Clock | - | TRUE | - | - | TRUE | 32 | Industrial | - | - | M41T64 |
| M41T65 | VFQFPN 3x3x0.9 1.7 16L | Active | 128b (16 x 8) | 1.3 | 4.4 | - | Serial Access Real-Time Clock with Alarms | Yes | Yes | - | - | - | 32 | Industrial | - | - | M41T65 |
| M41T66 | VFQFPN 3x3x0.9 1.7 16L | Active | 128b, 16 x 8 | 1.3 | 4.4 | - | Serial Access Real-Time Clock with Alarms | TRUE | TRUE | - | - | TRUE | - | Industrial | - | - | M41T66 |
| M41T80 | SO8 | Active | 160b (20 x 8) | 2 | 5.5 | - | Serial Access RTC with Alarms | Yes | - | - | - | Yes | - | Industrial | - | - | M41T80 |
| M41T81 | SO8 | Active | 160b (20 x 8) | 2 | 5.5 | - | See M41T81S | Yes | Yes | - | - | Yes | - | Industrial | Yes | Yes | M41T81 |
| M41T81S | SO18 .30 with Embedded Crystal; SO8 | Active | 160b (20 x 8) | 2 | 5.5 | - | -; Serial Access Real-Time Clock with Alarms | Yes | Yes | - | - | Yes | - | Industrial | Yes | Yes | M41T81S |
| M41T82 | SO8 | Active | 256b (32 x 8) | 2.7 | 5.5 | 2.32-2.93 | Serial RTC with Battery Switchover | Yes | Yes | - | - | - | - | Industrial | Yes | Yes | M41T82 |
| M41T83 | SO18 .30 with Embedded Crystal; VFQFPN 16 4x4x1.0 PITCH 0.65 | Active | 256b (32 x 8) | 2.7 | 5.5 | 2.32-2.93 | Serial RTC with Battery Switchover | Yes | Yes | - | - | Yes | 32 | Industrial | Yes | Yes | M41T83 |
| M41T93 | SO18 .30 with Embedded Crystal; VFQFPN 16 4x4x1.0 PITCH 0.65 | Active | 256b (32 x 8) | 2.7 | 5.5 | 2.32-2.93 | Serial SPI Bus RTC with Battery Switchover | Yes | Yes | - | - | Yes | 32 | Industrial | Yes | Yes | M41T93 |
| M41T94 | SO 28 BATTERY; SO16 | Active | 512b (64 x 8) | 2.7 | 5.5 | - | Serial RTC (SPI) SRAM | Yes | Yes | - | Yes | Yes | - | Industrial | Yes | Yes | M41T94 |
