Products

**PUD310**
General purpose series
Operating temperature : -40°C ~ 85°C
USB Battery Charging 1.2 (BC1.2) detection
USB Power Delivery (PD) Sink application
   
System Features
1. 1.5KW OTP program memory
2. 96 Bytes data RAM
3. One hardware 16-bit timer
4. One hardware 8-bit timers with 6/7/8-bit PWM generation
5. 5 IO pins with optional pull-high and pull-low resistor (PA0, PA3, PA5, PB0, PB1)
6. Three different IO Driving capability group to meet different application requirements
  (1) PA4, PA6 Drive/ Sink Current= 0.33mA / 0.37mA
  (2) Other IOs (except PA7) Drive/ Sink Current = 16mA / 18mA
7. Every IO pin (except PA4 & PA6) can be configured to enable wake-up function
8. Clock sources: IHRC, ILRC & NILRC
9. For every wake-up enabled IO, two optional wake-up speed are supported: normal and fast
10. 16 levels of LVR:
  4.5V, 4.0V, 3.75V, 3.5V, 3.3V, 3.15V, 3.0V, 2.7V, 2.5V, 2.4V, 2.3V, 2.2V, 2.1V, 2.0V, 1.9V, and 1.8V
11. One external interrupt pins: PA0
12. Bandgap circuit to provide 1.20V reference voltage
   
CPU Features
1. One processing unit operating mode
2. 95 powerful instructions
3. Most instructions are 1T execution cycle
4. Programmable stack pointer to provide adjustable stack level
5. Direct and indirect addressing modes for data access. Data memories are available for use as an index pointer of Indirect addressing mode
6. IO space and memory space are independent
   
Content Date Version Download
(CN)
Download
(EN)
PUD310 datasheet 2025-08-19 released v0.00 Download(CN): Download(EN):
Package Information 2025-03-20 released v0.15 Download(CN): Download(EN):
Content Date Version Download
(CN)
Download
(EN)
IDE software 2025-08-19 released v1.05 Download(EN):
Program Writer software 2025-08-19 released v1.05 Download(EN):
Content Description Download
(CN)
Download
(EN)
APN002 Over voltage protection Download(CN): Download(EN):
APN003 Over voltage protection Download(CN): Download(EN):
APN004 Semi-Automatic writing handler Download(CN): Download(EN):
APN007 Setting up LVR level Download(CN): Download(EN):
APN011 Semi-Automatic writing Handler improve writing stability Download(CN): Download(EN):
APN019 E-PAD PCB layout guideline Download(CN): Download(EN):