|  | | Part No. | VDD | System
Clock | Program
Memory | Data
Memory | I/O | Timer | Interrupt | I2C | A/D | PWM | PFD | UART | Stack | Package | | 8-bit | 16-bit | Ext. | Int. | HT46R22
HT46C22 | 2.2V~
5.5V | 400kHz~
8MHz | 2Kx14 | 64x8 | 19 | 1 | -- | 1 | 3 | v | 9-bitx8 | 8-bitx1 | v | -- | 6 | 24SKDIP/SOP | HT46R23
HT46C23 | 2.2V~
5.5V | 400kHz~
8MHz | 4Kx15 | 192x8 | 23 | -- | 1 | 1 | 3 | v | 10-bitx8 | 8-bitx2 | v | -- | 8 | 24SKDIP/SOP,
28SKDIP/SOP | HT46R232
HT46C232 | 2.2V~
5.5V | 400kHz~
8MHz | 4Kx16 | 192x8 | 40 | -- | 2 | 1 | 4 | v | 10-bitx8 | 8-bitx4 | v | -- | 8 | 28SKDIP/SOP,
48SSOP | | 1 | v | HT46R24
HT46C24 | 2.2V~
5.5V | 400kHz~
8MHz | 8Kx16 | 384x8 | 40 | -- | 2 | 1 | 4 | v | 10-bitx8 | 8-bitx4 | v | -- | 16 | 28SKDIP/SOP,
48SSOP | HT46RU25
HT46CU25 | 2.2V~
5.5V | 400kHz~
8MHz | 16Kx16 | 576x8 | 48 | 1 | 2 | 1 | 5 | v | 12-bitx8 | 8-bitx4 | v | v | 16 | 48/56SSOP | HT46RU26
HT46CU26* | 2.2V~
5.5V | 400kHz~
8MHz | 32Kx16 | 768x8 | 48 | 1 | 2 | 1 | 5 | v | 12-bitx8 | 8-bitx4 | v | v | 16 | 48/56SSOP | * Under development, available in 3Q, 2008.
Note: Part numbers including "C" are mask version devices while "R" are OTP devices.
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| Part No. | VDD | System
Clock | Program
Memory | Data
Memory | I/O | 8-bit
Timer | Interrupt | A/D | PWM | PFD | Stack | Package | | Ext. | Int. | | HT46R46-H | 3.3V~
5.5V | 400kHz~
8MHz | 1Kx14 | 64x8 | 13 | 1 | 1 | 2 | 8-bitx4ch | 8-bitx1 | v | 4 | 18DIP/SOP | | HT46R47-H | 3.3V~
5.5V | 400kHz~
8MHz | 2Kx14 | 64x8 | 13 | 1 | 1 | 2 | 9-bitx4ch | 8-bitx1 | v | 6 | 18DIP/SOP | Note: 1. These devices are only available in OTP versions.
2. Operating Temperature -40°C ~ 125°C |
| Part No. | VDD | System
Clock | Program
Memory | Data
Memory | I/O | 8-bit
Timer | Interrupt | A/D | PWM | PFD | Stack | Package | | Ext. | Int. | | HT46R51A | 2.2V~
5.5V | 400kHz~
8MHz | 1Kx15 | 96x8 | 14 | 1 | 1 | 2 | 12-bitx5 | 8-bitx1 | v | 6 | 16NSOP, 18DIP,
20SOP/SSOP | | HT46R52A | 2.2V~
5.5V | 400kHz~
8MHz | 2Kx15 | 128x8 | 14 | 1 | 1 | 2 | 12-bitx5 | 8-bitx1 | v | 6 | 16NSOP, 18DIP,
20SOP/SSOP | | HT46R53A | 2.2V~
5.5V | 400kHz~
8MHz | 2Kx15 | 192x8 | 22 | 1 | 1 | 2 | 12-bitx8 | 8-bitx1 | v | 6 | 28SKDIP/SOP | | HT46R54A | 2.2V~
5.5V | 400kHz~
8MHz | 4Kx15 | 208x8 | 22 | 1 | 1 | 2 | 12-bitx8 | 8-bitx1 | v | 6 | 28SKDIP/SOP | Note: These devices are only available in OTP versions
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|  | | Part No. | Internal
Clock | VDD | System
Clock | Program
Memory | Data
Memory | I/O | 8-bit
Timer | Interrupt | A/D | PWM | PFD | Stack | Package | | Ext. | Int. | HT46R01-1
HT46R01-2
HT46R01-3 | 4MHz
8MHz
12MHz | 2.2V~
5.5V | 400kHz~
12MHz | 1Kx14 | 64x8 | 8 | 1 | 1 | 2 | 8-bitx4 | 8-bitx1 | v | 4 | 10MSOP | HT46R02-1
HT46R02-2
HT46R02-3 | 4MHz
8MHz
12MHz | 2.2V~
5.5V | 400kHz~
12MHz | 2Kx14 | 96x8 | 8 | 2 | 1 | 3 | 9-bitx4 | 8-bitx1 | v | 6 | 10MSOP | HT46R03-1
HT46R03-2
HT46R03-3 | 4MHz
8MHz
12MHz | 2.2V~
5.5V | 400kHz~
12MHz | 4Kx15 | 160x8 | 8 | 2 | 1 | 3 | 12-bitx4 | 8-bitx1 | v | 8 | 10MSOP | Note: 1.These devices are only available in OTP versions.
2.The internal clock in the table is a fully integrated RC oscillator requiring no external components which can be used as the system clock.
3.The chosen internal clock frequency corresponding to the device marking must be specified at the time of ordering. |
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