Products

Products

◆◆ PFS252 ◆◆

◆	Not supposed to use in AC RC step-down powered or high EFT requirement applications
◆	Operating temperature : -20°C ~ 70°C
◆	ESD > 4KV
◆	Product lifetime > 3 years (soldering temperature≤260°C)

System Features
1.	2KW MTP program memory for both FPP units (programming cycle at least 1,000 times)
2.	128 Bytes data RAM for both FPP units
3.	One hardware 16-bit timer
4.	Two hardware 8-bit timer with PWM generator
5.	Three hardware 11-bit PWM generators (PWMG0, PWMG1 & PWMG2)
6.	Provide one hardware comparator
7.	Provide one OP Amplifier (OPA)
8.	Provide 1T 8x8 hardware multiplier
9.	14 IO pins and optional pull-high resistor
10.	Every IO pin can be configured to enable wake-up function
11.	For every wake-up enabled IO, two optional wake-up speed are supported: normal and fast
12.	Bandgap circuit to provide 1.20V reference voltage
13.	Clock sources: internal high RC oscillator, internal low RC oscillator and external crystal oscillator
14.	Built-in VDD/2 bias voltage generator to provide maximum 5×9 dots LCD display
15.	8 selectable levels of LVR reset from 1.8V to 4.5V
16.	Four selectable external interrupt pins

CPU Features
1.	Operating modes: Two processing units FPPATM mode or Traditional one processing unit mode
2.	89 powerful instructions
3.	Most instructions are 1T execution cycle
4.	Programmable stack pointer and 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.	Register space, memory space and MTP space are independent

Content	Date	Version	Download (CN)	Download (EN)
PFS252 datasheet	2021-05-28 released	V0.01	Download(CN)：	Download(EN)：
Package Information	2023-09-13 released	v0.14	Download(CN)：	Download(EN)：

Content	Date	Version	Download (CN)	Download (EN)
IDE software	2024-04-08 released	v1.00	Download(CN)：	Download(EN)：
Program Writer software	2024-04-08 released	v1.00	Download(CN)：	Download(EN)：

Content	Description	Download (CN)	Download (EN)
APN001	Output impedance of ADC analog signal source	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)：
APN005	Effects of over voltage input to ADC	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)：
APN013	Notification of crystal oscillator	Download(CN)：	Download(EN)：
APN017	Improve IC anti-interference ability under power plug test	Download(CN)：	Download(EN)：
APN019	E-PAD PCB layout guideline	Download(CN)：	Download(EN)：