参数资料
型号: STR912FAW44X6T
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 96 MHz, RISC MICROCONTROLLER, PQFP128
封装: 14 X 14 MM, 0.40 MM PITCH, ROHS COMPLIANT, PLASTIC, LQFP-128
文件页数: 63/100页
文件大小: 1801K
代理商: STR912FAW44X6T
STR91xFAxxx
Electrical characteristics
7.7
Clock and timing characteristics
Table 17.
Internal clock frequencies
Symbol
Parameter
Conditions
Value
Unit
Min
Typ
Max
fMSTR
CCU Master clock
32.768
fCPUCLKmax
kHz
fCPUCLK
CPU Core frequency
Flash size
512 KB
Executing from SRAM
96
MHz
Flash size
512 KB
Executing from Flash
96
MHz
Flash size
= 1 MB / 2
MB, executing from
SRAM or Flash
VDD
1.77 V
96
MHz
Flash size
= 1 MB / 2
MB, executing from
SRAM or Flash
VDD
1.65 V
85
MHz
fPCLK
Peripheral clock for APB
48
MHz
fHCLK
Peripheral clock for AHB
fCPUCLKmax
MHz
fOSC
Clock input
4
25
MHz
fFMICLK
FMI Flash bus clock
(internal clock)
fCPUCLKmax
MHz
Flash size
= 1 MB / 2
MB, write operation to
Flash memory or Flash
registers
48
MHz
fBCLK
External memory bus clock
fCPUCLKmax
MHz
fRTC
RTC clock
32.768
kHz
fEMAC
EMAC PHY clock
25
MHz
fUSB
USB clock
48
MHz
fTIMCLKEXT Timer external clock
0
fPCLKmax/4
= 12
MHz
fTIMCLK
Timer clock when internal
clock (PCLK) is selected
0
fPCLKmax
= 48
MHz
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