首页- 新闻中心- 正文

S3F84ZB芯片解密

来源:芯片解密-龙芯世纪   时间:2010-06-24   阅读:1614

S3F84ZB 芯片解密是龙芯世纪在 研究中成功破解的典型芯片型号,针对该芯片,我们解密周 期短、价格低、可靠性强。这里,我们将针对S3F84ZB芯片的主要技术特征做简单介绍,这里我们仅提供对S3F84ZB芯片的主要 功能特征介绍,供客户及各类芯片解密工程师与电子工程师参考借鉴,有芯片解密,ic解密 需求者请直接与我们联系咨询。
 
下面是关于S3F84ZB芯片的主要性能特征介绍,我们提供给广大客户及其他各类技术工程师参考借鉴。
They are currently available in 100-pin TQFP and 100-pin QFP package
S3F84ZB  Features
CPU
- SAM88 RC CPU core
Memory
- Program Memory (ROM)
- 64K x 8 bits program memory
- Internal flash memory (program memory)
- Sector size: 128 bytes
- 10 years data retention
- Fast programming time:
- User program and sector erase available
- Endurance: 10,000 erase/program cycles
- External serial programming support
- Expandable OBPTM (on board program) sector
- Data Memory (RAM)
- Including LCD display data memory
- 2,134 × 8 bits data memory
Instruction Set
- 78 instructions
- Idle and stop instructions added for power-down modes
90 I/O Pins
- I/O: 18 pins (Sharing with other signal pins)
- I/O: 72 pins (Sharing with LCD signal outputs)
Interrupts
- 8 interrupt levels and 31 interrupt sources
- Fast interrupt processing feature
8-Bit Basic Timer
- Watchdog timer function
- 4 kinds of clock source
8-Bit Timer/Counter A
- Programmable 8-bit internal timer
- External event counter function
- PWM and capture function
8-Bit Timer/Counter B
- Programmable 8-bit internal timer
- Carrier frequency generator
Two 16-Bit Timer/Counter (C0/C1)
- Programmable 8-bit internal timer
- PWM function
Two 16-Bit Timer/Counter (D0/D1)
- Programmable 16-bit internal timer
- External event counter function
- PWM and capture function
Watch Timer
- Interval time: 1.995mS, 0.125S, 0.25S, and 0.5S at 32.768 kHz
- 0.5/1/2/4 kHz Selectable buzzer output
LCD Controller/Driver
- 64 segments and 8 common terminals
- 1/2, 1/3, 1/4, and 1/8 duty selectable
- Capacitor or resistor bias selectable
- Regulator and booster circuit for LCD bias
- Key strobe output function
Analog to Digital Converter
- 8-channel analog input
- 10-bit conversion resolution
- 25uS conversion time
Digital to Analog Converter
- 1-channel analog output
- 8-bit conversion resolution (R-2R)
Two Channels UART
- Full-duplex serial I/O interface
- Four programmable operating modes
- Auto generating parity bit
8-bit Serial I/O Interface
- 8-bit transmit/receive mode
- 8-bit receive mode
- LSB-first or MSB-first transmission selectable
- Internal or external clock source
External Memory Interface
- 64K × 8 bits external data memory area
Battery Level Detector
- 2-creteria voltage selectable (3.3 V, 4.5 V)
Pattern Generation Module
- Pattern generation module triggered by timer match signal and software
Low Voltage Reset (LVR)
- Criteria voltage: 2.2V
- En/Disable by smart option (ROM address: 3FH)
Two Power-Down Modes
- Idle: only CPU clock stops
- Stop: selected system clock and CPU clock stop
Oscillation Sources
- Crystal, ceramic, or RC for main clock
- Main clock frequency: 0.4 MHz ? 12.0 MHz
- 32.768 kHz crystal oscillation circuit for sub clock
Instruction Execution Times
- 333nS at 12.0 MHz fx (minimum)
- 122.1uS at 32.768 kHz fxt (minimum)
Operating Voltage Range
- 2.0 V to 5.5 V at 0.4 ? 4.2 MHz
- 2.7 V to 5.5 V at 0.4 ? 12.0 MHz
Operating Temperature Range
- ?40°C to +85°C
Package Type
- 100-QFP-1420C, 100-TQFP-1414
IVC
- Internal Voltage Converter for 5 V operations
Smart Option
- Low Voltage Reset (LVR) level and enable/disable are at your hardwired option (ROM address 3FH)
- ISP related option selectable (ROM address 3EH)
更多芯片解密ic解密资料请留意http://www.icinf.com