HT45R22E Holtek Semiconductor, HT45R22E Datasheet - Page 4

• Manufacturer Part Number: HT45R22E
• Description: Remote Type 8-bit OTP MCU
• Manufacturer: Holtek Semiconductor

Note: These are stress ratings only. Stresses exceeding the range specified under Absolute Maximum Ratings may
Note:
Absolute Maximum Ratings
Supply Voltage ...........................V
Input Voltage..............................V
I
Total Power Dissipation .....................................500mW
Rev. 1.00
OL
PC0/CN
PC1/CX
PC2~PC5
PC6/A1P
PC7/CP
VDD
VSS
Total ..............................................................100mA
Pin Name
cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed
in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.
I/T: Input type
O/T: Output type
OPT: Optional by configuration option (CO) or register option
PWR: Power
CO: Configuration option
ST: Schmitt Trigger input
CMOS: CMOS output
SCOM: Software controlled LCD COM
HXT: High frequency crystal oscillator
LXT: Low frequency crystal oscillator
OPAI: Operational Amplifier input
OPAO: Operational Amplifier output
CMPI: Comparator input
CMPO: Comparator output
Function
VDD
VSS
PC0
PC1
PCn
PC6
A1P
PC7
CN
CX
CP
COPA3C CMPI
COPA2C
COPA3C OPAI
COPA3C CMPI
PCWK
PCWK
PCWK
PCWK
PCWK
PCPU
PCPU
PCPU
PCPU
PCPU
OPT
SS
SS
0.3V to V
0.3V to V
PWR
PWR
ST
ST
ST
ST
ST
I/T
DD
SS
+4.0V
+0.3V
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMPO Comparator output pin
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS General purpose I/O. Register enabled pull-up and wake-up.
CMOS General purpose I/O. Register enabled pull-up and wake-up.
O/T
4
Comparator inverting input pin
OPA1 non-inverting input pin
Comparator non-inverting input pin
Power supply
Ground
Storage Temperature ............................ 50 C to 125 C
Operating Temperature........................... 20 C to 70 C
I
OH
Total............................................................ 100mA
Description
HT45R22E
March 17, 2010
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