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參數資料
型號: ISP1181B
廠商: NXP Semiconductors N.V.
英文描述: Full-speed Universal Serial Bus peripheral controller
中文描述: 全速通用串行總線外設控制器
文件頁數: 44/70頁
文件大小: 341K
代理商: ISP1181B
Philips Semiconductors
ISP1181B
Full-speed USB peripheral controller
Product data
Rev. 02 — 07 December 2004
44 of 70
9397 750 13958
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
When ISP1181B enters ‘suspend’ state (by setting and clearing bit GOSUSP in the
Mode Register), outputs SUSPEND and CLKOUT change state after approximately
2 ms delay. When NOLAZY = 0, the clock signal on output CLKOUT does not stop,
but changes to the 100 kHz
±
50 % LazyClock frequency.
When resuming from ‘suspend’ state by a positive pulse on input WAKEUP, output
SUSPEND is cleared and the clock signal on CLKOUT is restarted after a 0.5 ms
delay. The timing of the CLKOUT signal at ‘suspend’ and ‘resume’ is given in
Figure 13
.
Fig 12. Oscillator and LazyClock logic.
MGS775
CLKRUN
hardware
configuration
register
CLKDIV[3:0]
NOLAZY
÷
(N + 1)
1
0
N
PLL 8
×
XTAL OSC
LAZYCLOCK
enable
enable
4
NOLAZY
CLKOUT
enable
6 MHz
48 MHz
SUSPEND
.
.
100 (±50 %) kHz
If enabled, the 100 kHz
±
50 % LazyClock frequency will be output on pin CLKOUT during ‘suspend’ state.
Fig 13. CLKOUT signal timing at ‘suspend’ and ‘resume’.
MGS776
WAKEUP
GOSUSP
1.8 to 2.2 ms
0.5 ms
PLL circuit stable
3 to 4 ms
SUSPEND
CLKOUT
相關PDF資料
PDF描述
ISP1181BBS Full-speed Universal Serial Bus peripheral controller
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ISP1181 Full-speed Universal Serial Bus Interface Device(全速通用串行總線接口器件)
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相關代理商/技術參數
參數描述
ISP1181BBS 制造商:NXP Semiconductors 功能描述:IC CONTROLLER USB PERIPHERAL SMD 制造商:ST-Ericsson 功能描述:CONTROLLER USB PERIPHERAL 48HVQFN
ISP1181BBS,518 功能描述:USB 接口集成電路 USB 1.1 DEVICE RoHS:否 制造商:Cypress Semiconductor 產品:USB 2.0 數據速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20
ISP1181BBS,551 功能描述:USB 接口集成電路 USB 1.1 DEVICE CONTROLLER RoHS:否 制造商:Cypress Semiconductor 產品:USB 2.0 數據速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20
ISP1181BBS,557 功能描述:USB 接口集成電路 DO NOT USE ORDER -S OR -T PART RoHS:否 制造商:Cypress Semiconductor 產品:USB 2.0 數據速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:WLCSP-20
ISP1181BBS518 制造商:ST-Ericsson 功能描述:CONTROLLER USB PERIPHERAL 48HVQFN
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