The P89V51RB2/RC2/RD2 are 80C51 microcontrollers with 16/32/64 kB flash and 1024 B of data RAM.
A key feature of the P89V51RB2/RC2/RD2 is its X2 mode option. The design engineer can choose to run the application with the conventional 80C51 clock rate (12 clocks per machine cycle) or select the X2 mode (six clocks per machine cycle) to achieve twice the throughput at the same clock frequency. Another way to benefit from this feature is to keep the same performance by reducing the clock frequency by half, thus dramatically reducing the EMI.
The flash program memory supports both parallel programming and in serial ISP. Parallel programming mode offers gang-programming at high speed, reducing programming costs and time to market. ISP allows a device to be reprogrammed in the end product under software control. The capability to field/update the application firmware makes a wide range of applications possible.
The P89V51RB2/RC2/RD2 is also capable of IAP, allowing the flash program memory to be reconfigured even while the application is running.
| Type number | Orderable part number | Ordering code (12NC) | Product status | Package | Packing | Marking | ECCN |
|---|---|---|---|---|---|---|---|
| P89V51RD2BN | P89V51RD2BN,112 | 9352 760 48112 | Volume production | SOT129-1
(DIP40) | Tube | Standard Marking | |
| P89V51RD2FA | P89V51RD2FA,512 | 9352 760 46512 | Volume production | SOT187-2
(PLCC44) | Tube Dry Pack | Standard Marking | |
| P89V51RD2FBC | P89V51RD2FBC,557 | 9352 760 47557 | Volume production | SOT376-1
(TQFP44) | Tray Dry Pack, Bakeable, Multiple | Standard Marking | |
| P89V51RD2FN | P89V51RD2FN,112 | 9352 779 48112 | Volume production | SOT129-1
(DIP40) | Tube | Standard Marking |
| Type number | Orderable part number | Chemical content | RoHS | Leadfree Conversion date | RHF | IRF (FIT) | MTBF (hours) | MSL |
|---|---|---|---|---|---|---|---|---|
| P89V51RD2BN | P89V51RD2BN,112 | P89V51RD2BN |
| week 1, 2005 | 2,84 | 2,58E+08 | 1 | |
| P89V51RD2FA | P89V51RD2FA,512 | P89V51RD2FA |
| week 1, 2005 | 2,84 | 2,58E+08 | 3 | |
| P89V51RD2FBC | P89V51RD2FBC,557 | P89V51RD2FBC |
| week 1, 2005 | 2,84 | 2,58E+08 | 3 | |
| P89V51RD2FN | P89V51RD2FN,112 | P89V51RD2FN |
| week 1, 2005 | 2,84 | 2,58E+08 | 1 |
| Type number | Ordering code(12NC) | Orderable part number | Indicative price/unit($) | Region | Distributor | In stock | Order quantity | Inventory date | Buy online | Samples |
|---|---|---|---|---|---|---|---|---|---|---|
| P89V51RD2BN | 9352 760 48112 | P89V51RD2BN,112 | Order samples | |||||||
| P89V51RD2FA | 9352 760 46512 | P89V51RD2FA,512 | 6.4300 | NA | MOUSER ELECTRONICS | 504 | 11/17/2009 | Buy online | Order samples | |
| NA | NEWARK | 88 | 11/17/2009 | Buy online | ||||||
| NA | ARROW ELECTRONICS | 7,431 | 11/17/2009 | Buy online | ||||||
| NA | DIGI-KEY CORPORATION | 1,870 | 11/17/2009 | Buy online | ||||||
| NA | MOUSER ELECTRONICS | 504 | 11/17/2009 | Buy online | ||||||
| NA | FUTURE ELECTRONICS | 14,670 | 11/17/2009 | Buy online | ||||||
| ASIA | WPI | 208 | 26 | 11/17/2009 | Buy online | |||||
| P89V51RD2FBC | 9352 760 47557 | P89V51RD2FBC,557 | 6.2100 | NA | MOUSER ELECTRONICS | 432 | 11/17/2009 | Buy online | Order samples | |
| NA | ARROW ELECTRONICS | 700 | 11/17/2009 | Buy online | ||||||
| NA | DIGI-KEY CORPORATION | 687 | 11/17/2009 | Buy online | ||||||
| NA | MOUSER ELECTRONICS | 432 | 11/17/2009 | Buy online | ||||||
| NA | FUTURE ELECTRONICS | 3,191 | 11/17/2009 | Buy online | ||||||
| NA | AVNET ELECTRONICS MARKETING | 35,550 | 11/17/2009 | Buy online | ||||||
| P89V51RD2FN | 9352 779 48112 | P89V51RD2FN,112 | 6.5000 | NA | MOUSER ELECTRONICS | 121 | 11/17/2009 | Buy online | Order samples | |
| NA | MOUSER ELECTRONICS | 121 | 11/17/2009 | Buy online |
Related applications
HID
Projector
Intelligent washing machine
Transceiver board
Power amplifier board
Main CPU board
LCD TV - MMS functionality
Color mixing for RGBA LEDs
Application Notes
Support Documents
| Type number | Package | Package reference code | fmax (MHz) | RAM (B) | I/O pins | UART | SPI | Timers | @ temperature range | @ VDD [min](V) | @ VDD [max] (V) | @ product description | FLASH (kB) | PWM |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P89V51RD2BN | SOT129-1
(DIP40) | DIP40 | 40.0 | 1024.0 | 32.0 | 1.0 | 1.0 | 3.0 | B | 4.5 | 5.5 | 8-bit 80C51 5 V low power 64 kB flash microcontroller with 1 kB RAM | 64.0 | 1.0 |
| P89V51RD2FA | SOT187-2
(PLCC44) | PLCC44 | 40.0 | 1024.0 | 32.0 | 1.0 | 1.0 | 3.0 | F | 4.5 | 5.5 | 8-bit 80C51 5 V low power 64 kB flash microcontroller with 1 kB RAM | 64.0 | 1.0 |
| P89V51RD2FBC | SOT376-1
(TQFP44) | TQFP44 | 40.0 | 1024.0 | 32.0 | 1.0 | 1.0 | 3.0 | F | 4.5 | 5.5 | 8-bit 80C51 5 V low power 64 kB flash microcontroller with 1 kB RAM | 64.0 | 1.0 |
| P89V51RD2FN | SOT129-1
(DIP40) | DIP40 | 40.0 | 1024.0 | 32.0 | 1.0 | 1.0 | 3.0 | F | 4.5 | 5.5 | 8-bit 80C51 5 V low power 64 kB flash microcontroller with 1 kB RAM | 64.0 | 1.0 |
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P89V51RB2/RC2/RD2
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