参数资料
型号: STM32F105RBT7XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 72 MHz, RISC MICROCONTROLLER, PQFP64
封装: 10 X 10 MM, ROHS COMPLIANT, LQFP-64
文件页数: 84/95页
文件大小: 1007K
代理商: STM32F105RBT7XXX
STM32F105xx, STM32F107xx
Applicative block diagrams
Doc ID 15274 Rev 4
85/95
Figure 41.
OTG connection (any protocol)
1. STMPS2141STR needed only if the application has to support bus-powered devices.
2. VDD ranges between 2 V and 3.6 V.
A.2
Ethernet interface solutions
Figure 42.
MII mode using a 25 MHz crystal
1. HCLK must be greater than 25 MHz.
2. Pulse per second when using IEEE1588 PTP, optional signal.
USB
OTG
Full-speed
core
STM32F105xx/STM32F107xx
USB
full-speed/
low-speed
transceiver
DP
U
S
B
Micro-AB
connector
DM
VBUS
VSS
HNP
SRP
ID
OTG PHY
ai15655b
GPIO
GPIO + IRQ
EN
Current-limited
power distribution
switch
STMPS2141STR(1)
ID
OVRCR
flag
VDD
(2)
5 V
MCU
Ethernet
MAC 10/100
Ethernet
PHY 10/100
PLL
HCLK
XT1
PHY_CLK 25 MHz
MII_RX_CLK
MII_RXD[3:0]
MII_RX_DV
MII_RX_ER
MII_TX_CLK
MII_TX_EN
MII_TXD[3:0]
MII_CRS
MII_COL
MDIO
MDC
HCLK(1)
PPS_OUT(2)
XTAL
25 MHz
STM32F107xx
OSC
TIM2
Timestamp
comparator
Timer
input
trigger
IEEE1588 PTP
MII
= 15 pins
MII + MDC
= 17 pins
ai15656
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