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USC2025是带6路ADC的16K OTP MCU 技术手册
资料介绍
1. DESCRIPTION
is a 8-bit MCU based on enhanced 51 core. It integrated 6+2-Ch/12bit-ADC and 128-seg LCD, embeds
16K-byte OTP and 512-byte RAM, also PLL, RTC, UART, Comparator and Timers/Counters.
Features
Power supply and Reset
Built-In Power-On-Reset (POR).
Built-In Brown-Out-Reset (BOR) with 2
levels selectable.
Built-In Low-Voltage-Detect (LVD) with 8
levels selectable.
Built-in watchdog (WDT).
CPU
8-bit 51 Core, Compatible with C8051.
Software trap supported.
Dual DPTR.
Clock monitor
Built-In 8MHz High precision Oscillator
(IHRC), ± 5% @ -40~85°C, ± 2% @
-10~50°C.
Built-In 30KHz low frequency Oscillator
(ILRC).
External High frequence Oscillator HCRY,
1~8MHz@ ≥2.4V。
External Low frequence Oscillator LCRY,
32768Hz.
Built-In PLL, based on LCRY.
CPU maximum operating frequency: 4MHz
@ 1.8~3.6V；8MHz @ 2.4~3.6V.
System clock pre-divider: 1/2/4/8.
Memory control
16K-byte OTP, data retention time > 10
years.
OTP page encryption supported.
512-byte RAM。
In-System-Programming (ISP) supported,
only 5-pins are needed (including
VDD/VSS).
I/O
45 I/O ports, P6.0 only open-drain when
output.
Peripherals
8-channel keyboard intput, can wake up
MCU from PD mode.
4-channel external interrupt input, can wake
up MCU from PD mode.
12-bit 6+2 channel ADC, maximum
conversion rate: 100Ksps. Reference can be
input from external pin.
1-channel Comparator。
Three 16-bit standard Timer/Counter
（T0,T1,T2）。
1-channel UART.
Limited version Real-Time-Clock, RTC.
128-seg（4COM×32SEG）LCD.
Low power modes
IDL mode.
PD mode.
Package Type
48-pin LQFP.
Application
Panel display.
Medical and health care equipments.
smart metering.
USC2025
部分文件列表
| 文件名 | 大小 |
| USC2025_Datasheet.pdf | 2M |
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