参数资料
型号: STPCI2HEYI
厂商: STMICROELECTRONICS
元件分类: 外设及接口
英文描述: MULTIFUNCTION PERIPHERAL, PBGA516
封装: PLASTIC, BGA-516
文件页数: 14/109页
文件大小: 2430K
代理商: STPCI2HEYI
STPC ATLAS
12/109
Issue 1.1 - March 23, 2004
1.7. CLOCK TREE
The STPC Atlas integrates many features and
generates all its clocks from a single 14MHz
oscillator. This results in multiple clock domains as
described in Figure 1-2.
The speed of the PLLs is either fixed (DEVCLK),
either programmable by strap option (HCLK)
either programmable by software (DCLK, MCLK).
When in synchronized mode, MCLK speed is fixed
to HCLKO speed and HCLKI is generated from
MCLKI.
Figure 1-2. STPC Atlas clock architecture
Kbd/Mouse
IPC
SDRAM controller
North Bridge
14.31818 MHz
XTALO
XTALI
OSC14M
ISACLK
1/4
DEVCLK
(24MHz)
PLL
(14MHz)
1/2
UARTs
HCLK
PLL
PCICLKI
PCICLKO
South Bridge
PWM
1/2
1/3
HCLK
DCLK
PLL
MCLK
PLL
DCLK
MCLKI
MCLKO
USB
CRTC,Video,TFT
CPU
x2
VCLK
48MHz
// Port
1/4
1/2
1/26
1/6
VIP
GE, LDE, AFE
PCMCIA
Local Bus
Host
ISA
HCLKI
HCLKO
相关PDF资料
PDF描述
STPCI2HDYC MULTIFUNCTION PERIPHERAL, PBGA516
STPIC6C595M 8-BIT RIGHT SERIAL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO16
STR710RZT6 32-BIT, FLASH, 66 MHz, RISC MICROCONTROLLER, PQFP144
STUF32864EHLFT SSTU SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, PBGA96
STV3208CV 9-BIT, DSP-FAST COSINE TRANSFRM PROCESSOR, PQFP44
相关代理商/技术参数
参数描述
STPCINDUSTRIAL 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:PC Compatible Embedded Microprocessor
STP-CN04 功能描述:烙铁 Cartridge Conical 0.4mm (0.016in) RoHS:否 制造商:Weller 产品:Soldering Stations 类型:Digital, Iron, Stand, Cleaner 瓦特:50 W 最大温度:+ 850 F 电缆类型:US Cord Included
STP-CN05 功能描述:烙铁 Cartridge Conical 0.5mm (0.02in) RoHS:否 制造商:Weller 产品:Soldering Stations 类型:Digital, Iron, Stand, Cleaner 瓦特:50 W 最大温度:+ 850 F 电缆类型:US Cord Included
STP-CN10 功能描述:烙铁 Cartridge Conical 1mm (0.039in) RoHS:否 制造商:Weller 产品:Soldering Stations 类型:Digital, Iron, Stand, Cleaner 瓦特:50 W 最大温度:+ 850 F 电缆类型:US Cord Included
STP-CNB04 功能描述:烙铁 Cartridge Conical Bent 0.4mm (0.016in) RoHS:否 制造商:Weller 产品:Soldering Stations 类型:Digital, Iron, Stand, Cleaner 瓦特:50 W 最大温度:+ 850 F 电缆类型:US Cord Included