| part no. | internal
clock | vdd | system clock | program memory | data memory | i/o | 8-bit timer | rtc | r-type lcd | pwm | pfd | stack | package |
| ht48r063 | 4mhz, 8mhz, 12mhz | 2.2v~5.5v | 32khz~12mhz | 1kx14 | 64x8 | 14 | 1 | v | -- | -- | v | 2 | 16dip/nsop |
ht48r064 | 4mhz | 2.2v~5.5v | 32khz~12mhz | 1kx14 | 64x8 | 22 | 1 | v | 4 com | -- | v | 4 | 16dip/nsop, 20dip/sop/ssop, 24skdip/sop/ssop |
| ht48r065 | 4mhz, 8mhz, 12mhz | 2.2v~5.5v | 32khz~12mhz | 2kx15 | 96x8 | 26 | 1 | v | 4 com | -- | v | 4 | 16dip/nsop,
20dip/sop/ssop, 24/28skdip/sop/ssop |
ht48r066 | 4mhz, 8mhz, 12mhz | 2.2v~5.5v | 32khz~12mhz | 4kx15 | 128x8 | 26 | 2 | v | 4 com | -- | v | 4 | 16dip/nsop, 20dip/sop/ssop, 24/28skdip/sop/ssop |
| ht48r0662 | 4mhz, 8mhz, 12mhz | 2.2v~5.5v | 32khz~12mhz | 4kx15 | 224x8 | 42 | 2 | v(*) | 4 com | 8-bitx2 | v | 6 | 24/28skdip/sop/ssop, 44qfp |
ht48r067 | 4mhz, 8mhz, 12mhz | 2.2v~5.5v | 32khz~12mhz | 8kx16 | 384x8 | 42 | 3 | v(*) | 4 com | 8-bitx3 | v | 8 | 24/28skdip/sop/ssop, 44qfp |