Part No. VDD System
Clock
Program
Memory
Data
Memory
I/O LCD Timer A/D PWM PFD UART SPI Stack Package
8-bit 16-bit RTC
HT46R62
HT46C62
2.2V~
5.5V
400kHz~
8MHz or
32768Hz
2Kx14 88x8 20 19x4
or
20x3
1 -- v 9-bitx6 8-bitx3 v -- -- 6 52QFP,
56SSOP
HT46R64
HT46C64
2.2V~
5.5V
400kHz~
8MHz or
32768Hz
4Kx15 192x8 24 32x4
or
33x3
1 1 v 10-bitx8 8-bitx4 v -- -- 8 52QFP,
56SSOP,
100QFP
HT46R65
HT46C65
2.2V~
5.5V
400kHz~
8MHz or
32768Hz
8Kx16 384x8 24 40x4
or
41x3
-- 2 v 10-bitx8 8-bitx4 v -- -- 16 52QFP,
56SSOP,
100QFP
HT46R652 2.2V~
5.5V
400kHz~
8MHz or
32768Hz
8Kx16 384x8 32 40x4
or
41x3
-- 2 v 12-bitx8 8-bitx16 v -- -- 16 100QFP
HT46RU66
HT46CU66
2.2V~
5.5V
400kHz~
8MHz or
32768Hz
16Kx16 576x8 32 46x4
or
47x3
1 2 v 12-bitx8 8-bitx4 v v -- 16 52QFP,
56SSOP,
100QFP
HT46RU67
HT46CU67
2.2V~
5.5V
400kHz~
8MHz or
32768Hz
32Kx16 768x8 32 46x4
or
47x3
1 2 v 12-bitx8 8-bitx4 v v v 16 52QFP,
56SSOP,
100QFP
Note:  Part numbers including a "C" are mask version devices while "R" are OTP devices.

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