Dallas Semiconductor Epson Intersil Oki Semiconductor Philips Ricoh STMicroelectronics Texas Instruments Xicor
 |
Часы реального времени фирмы фирмы Epson
Real Time Clocks Epson |
| Item | Package | Data Bit |
Address Bit |
Memory | Alarm | Other Features |
| RTC-4513 | SOP14 | Serial | - | - | ||
| RTC-4543SA | 32.768 KHz Output | |||||
| RTC-4543SB | SOP18 | |||||
| RTC-4553 | SOP14 | 4bit x 30 | High-frequency stability(±5ppm) | |||
| RTC-4573 | SOP18 | - | Second to Day and Day ofthe week | 32.768 KHz Output | ||
| RTC-4574SA/JE | SOP14/ VSOJ20 | Minute to day, day of theweek | very low power | |||
| RTC-8563SA/JE | I2C-bus | Minute to day, day of theweek | Selectable frequency output ultra low power | |||
| RTC-8583 | SOP14 | 8bit x 240 | 1/100 sec tomonth | |||
| RTC-8593/SB | SOP14/18 | - | ||||
| RTC-58321 | DIP16 | 4 | 4 | - | I/O Connection | |
| RTC-58323 | SOP24 | |||||
| RTC-62421 | DIP18 | Intel bus | ||||
| RTC-62423 | SOP24 | |||||
| RTC-72421 | DIP18 | Intel bus (low current consumption) | ||||
| RTC-72423 | SOP24 | |||||
| RTC-63421 | DIP18 | 4bit x 17 Select |
Second to monthand day of the week | Intel bus | ||
| RTC-63421M | Motorola bus | |||||
| RTC-63423 | SOP24 | "MOTEL bus" system | ||||
| RTC-64611 | DIP24 | 8 | 4bit | Sec. to date,day of the week and 64Hz | Same businterface and battery backup as S-RAM |
|
| RTC-64613 | SOP24 | |||||
| RTC-65271 | DIP28 | 6 | 4-kBytes | Sec. to hour | Built-in battery holder | |
| RTC-6593 | SOP24 | 114-Bytes | Sec. to hour and Sec. tomonth (ext. alarm) | Extended alarm | ||
 |
Часы реального времени фирмы фирмы Intersil
Real Time Clocks Intersil |
| Product | Temp. Range |
Package | Pin Count | Oscillator Type | Freq. Range (Hz) |
Icc (µA) |
Vcc Range (+V) |
| CDP68HC68T1E | ind | PDIP | 16 | Crystal or Ext Clk | 32k to 4M | 80 | 3 to 6 |
| CDP68HC68T1M | ind | SOIC | 20 | Crystal or Ext Clk | 32k to 4M | 80 | 3 to 6 |
| CDP68HC68T1M2 | ind | SOIC | 16 | Crystal or Ext Clk | 32k to 4M | 80 | 3 to 6 |
| CDP68HC68T1M296 | ind | SOIC (T&R) | 16 | Crystal or Ext Clk | 32k to 4M | 80 | 3 to 6 |
| CDP68HC68T1M96 | ind | SOIC (T&R) | 20 | Crystal or Ext Clk | 32k to 4M | 80 | 3 to 6 |
| ICM7170AIBG | ind | SOIC | 24 | Crystal | 32k to 4M | 300 | 2 to 5.5 |
| ICM7170AIBGT | ind | SOIC (T&R) | 24 | Crystal | 32k to 4M | 300 | 2 to 5.5 |
| ICM7170AIPG | ind | PDIP | 24 | Crystal | 32k to 4M | 300 | 2 to 5.5 |
| ICM7170IBG | ind | SOIC | 24 | Crystal | 32k to 4M | 300 | 2 to 5.5 |
| ICM7170IBGT | ind | SOIC (T&R) | 24 | Crystal | 32k to 4M | 300 | 2 to 5.5 |
| ICM7170IDG | ind | SBDIP | 24 | Crystal | 32k to 4M | 300 | 2 to 5.5 |
| ICM7170IPG | ind | PDIP | 24 | Crystal | 32k to 4M | 300 | 2 to 5.5 |
 |
Микроконтроллеры фирмы Oki Semiconductor
Oki Semiconductor 8051-Arhitecture Microcontrollers |
| Part Number | Description | Supply Voltage V |
Supply Current µA (Max) | Package |
| MSM58321 | 8/16-bit real-time clock | 5 | 100 | DIP16 |
| MSM6242B | 8/16-bit real-time clock with direct bus connected | 5 | 10 | DIP18, FLAT24 |
| MSM62x42B | 8/16-bit real-time clock/calendar with built-in crystal and crystal oscillator | 5 | 1.8 | DIP18, SOP24 |
 |
Часы реального времени фирмы Philips Semiconductors
Real Time Clocks Philips Semiconductors |
| Type | I2C | 1/100th sec&sec timing |
M:h, D:m |
Years Leap Years |
Program alarm |
Program timer |
Interrupt output |
Scratch- pad RAM 1,0V ret |
Power fail detector |
Event counter mode |
Power- on reset |
Supply Voltage I²C-bus (V) |
Supply Voltage clock (V) |
Typ Pow.C. Standby µA |
Package |
| PCF8563* |  |
| |
| |
| | |
1.8-5.5 | 1.0-5.5 | 0.25@1.0V | DIL8,SO8 | |||
| PCF8573 | | | | |
| 2.5-6.0 | 1.1-6.0 | 3@1.5V | DIL16,SO16 | ||||||
| PCF8583 | | |
| |
| |
| 248 bytes | | |
2.5-6.0 | 1.1-6.0 | 2@1.0V | DIL8,SO8L | |
| PCF8593 | | |
| |
| |
| | External | 2.5-6.0 | 1.1-6.0 | 1@2.0V | DIL8,SO8 |
 |
Часы реального времени фирмы фирмы Texas Instruments (Benchmarq)
Real Time Clocks Texas Instruments (Benchmarq) |
| Device Name | Supply Voltage (V) | Bus Interface | Memory Density (Kb) | Integrated CPU Supervisor | WDT |
| BQ4852Y | 5 | Parallel | 512 | |
|
| BQ4850Y | 5 | Parallel | 512 | ||
| BQ4847Y | 5 | Parallel | |
|
|
| BQ4847 | 5 | Parallel | |
|
|
| BQ4845Y | 5 | Parallel | |
|
|
| BQ4845 | 5 | Parallel | |
|
|
| BQ4842Y | 5 | Parallel | 128 | |
|
| BQ4832Y | 5 | Parallel | 32 | |
|
| BQ4830Y | 5 | Parallel | 32 | ||
| BQ4822Y | 5 | Parallel | 8 | |
|
| BQ4802Y | 5 | Parallel | |
|
|
| BQ4802LY | 3 | Parallel | |
|
|
| BQ4287 | 5 | Multiplexed | 0.114 | ||
| BQ4285L | 3 | Multiplexed | 0.114 | ||
| BQ4285E | 5 | Multiplexed | 0.114 | ||
| BQ4285 | 5 | Multiplexed | 0.114 | ||
| BQ3287EA | 5 | Multiplexed | 0.242 | ||
| BQ3287E | 5 | Multiplexed | 0.242 | ||
| BQ3287A | 5 | Multiplexed | 0.114 | ||
| BQ3287 | 5 | Multiplexed | 0.114 | ||
| BQ3285LF | 3 | Multiplexed | 0.242 | ||
| BQ3285LD | 3 | Multiplexed | 0.242 | ||
| BQ3285E | 5 | Multiplexed | 0.242 | ||
| BQ3285 | 5 | Multiplexed | 0.114 |
 |
 |
