| Part No. |
VDD |
System
Clock |
Program
Memory |
Data
Memory |
I/O |
LCD |
Segment
Share
Output |
Timer |
A/D |
PWM |
PFD |
Interface |
Stack |
Package |
| 8-bit |
16-bit |
RTC |
| HT56R62 |
2.2V~
5.5V |
400kHz~
12MHz
or
32768Hz |
2Kx14 |
128x8 |
20 |
24x4
or
25x3 |
16 |
2 |
-- |
v |
12-bitx6 |
12-bitx3 |
v |
SPI/I2C |
6 |
52QFP,
64LQFP |
| HT56R64 |
2.2V~
5.5V |
400kHz~
12MHz
or
32768Hz |
4Kx15 |
192x8 |
24 |
32x4
or
33x3 |
24 |
1 |
1 |
v |
12-bitx8 |
12-bitx4 |
v |
SPI/I2C |
8 |
52QFP,
64LQFP, 100QFP |
| HT56R65 |
2.2V~
5.5V |
400kHz~
12MHz
or
32768Hz |
8Kx16 |
576x8 |
24 |
40x4
or
41x3 |
24 |
2 |
1 |
v |
12-bitx8 |
12-bitx4 |
v |
SPI/I2C |
12 |
52QFP,
64LQFP, 100QFP |
| HT56R66 |
2.2V~
5.5V |
400kHz~
12MHz
or
32768Hz |
16Kx16 |
1152x8 |
32 |
48x4
or
49x3 |
24 |
3 |
1 |
v |
12-bitx8 |
12-bitx4 |
v |
SPI/I2C |
12 |
52QFP,
64LQFP, 100QFP |
| HT56R67 |
2.2V~
5.5V |
400kHz~
12MHz |
32Kx16 |
2304x8 |
32 |
48x4
or
49x3 |
24 |
3 |
1 |
v |
12-bitx8 |
12-bitx4 |
v |
SPI/I2C |
12 |
52QFP,
64LQFP, 100QFP |
| Note: These devices are only available in OTP versions. |
| HT56R642 |
2.2V~
5.5V |
400kHz~
12MHz
or
32768Hz |
4Kx15 |
384x8 |
24 |
16x16
or
24x8 |
16 |
1 |
1 |
v |
12-bitx8 |
12-bitx4 |
v |
SPI/I2C |
8 |
64LQFP |
HT56R644
|
2.2V~
5.5V |
400kHz~
12MHz
or
32768Hz |
4Kx15 |
576x8 |
24 |
32x16
or
40x8 |
24 |
1 |
1 |
v |
12-bitx8 |
12-bitx4 |
v |
SPI/I2C |
8 |
100QFP |
| HT56R654 |
8Kx16 |
1152x8 |
2 |
12 |
HT56R656
|
2.2V~
5.5V |
400kHz~
12MHz
or
32768Hz |
8Kx16 |
1152x8 |
24 |
48x16
or
56x8 |
24 |
2 |
1 |
v |
12-bitx8 |
12-bitx4 |
v |
SPI/I2C |
12 |
100QFP |
| HT56R666 |
16Kx16 |
3 |
HT56R668
HT56C668
|
2.2V~
5.5V |
400kHz~
12MHz |
16Kx16 |
2304x8 |
24 |
64x16
or
72x8 |
24 |
3 |
1 |
v |
12-bitx8 |
12-bitx4 |
v |
SPI/I2C |
12 |
100QFP , 128QFP |
HT56R678
HT56C678 |
32Kx16 |
| HT56R668 |
48Kx16 |
|
Note: Part number including a "C" are mask version devices while "R" are OTP devices. |
