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Part Name
Description
HT48R32 View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
Manufacturer
HT48R32
8-Bit Microcontroller Series
Holtek Semiconductor
HT48R32 Datasheet PDF : 59 Pages
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HT48CXX/HT48RXX
Selection Table
Mask version
Part No.
HT48C10
HT48C30
HT48C50
HT48C70
Operating Voltage
2.4V~5.2V
2.4V~5.2V
2.4V~5.2V
2.4V~5.2V
External Interrupt
1
1
1
1
Internal Interrupt
1
1
2
2
8-bit Timer/Event Counter
1
1
1
0
16-bit Timer/Event Counter
0
0
1
2
System Oscillator
Crystal/RC
Crystal/RC
Crystal/RC
Crystal/RC
Watchdog Timer
1
1
1
1
ROM
1K
×
14
2K
×
14
4K
×
15
8K
×
16
RAM
64
×
8
(40H~7FH)
96
×
8
(20H~7FH)
160
×
8
(60H~FFH)
224
×
8
(20H~FFH)
I/O Lines
18
22
32
56
Instructions
63
63
63
63
Stack Levels
2
2
4
8
Operating Frequency
400kHz~8MHz 400kHz~8MHz 400kHz~8MHz 400kHz~8MHz
Power Down Mode
√
√
√
√
Table Read Instructions
√
√
√
√
OTP version
Part No.
HT48R11
HT48R12
HT48R31
HT48R32
HT48R50
HT48R51*
V
DD
3.0V~5.2V
3.0V~5.2V
3.0V~5.2V
3.0V~5.2V
3.0V~5.2V
3.0V~5.2V
* Under development
f
SYS
400k~4MHz
400k~4MHz
400k~4MHz
400k~4MHz
400k~4MHz
400k~4MHz
I/O Pull-high
No
Yes
No
Yes
Yes
No
Mask version
HT48C10
HT48C10
HT48C30
HT48C30
HT48C50
HT48C50
2
25th May ’99
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