參數(shù)資料
型號(hào): COP8SGC040L3
廠商: National Semiconductor Corporation
英文描述: LMV1012 Analog Series: Pre-Amplified IC's for High Gain 2-Wire Microphones; Package: MICRO SMD; No of Pins: 4
中文描述: 8位的CMOS基于ROM和OTP微控制器具有8K到32K的內(nèi)存,2個(gè)比較器和USART
文件頁數(shù): 15/62頁
文件大?。?/td> 913K
代理商: COP8SGC040L3
4.0 Pin Descriptions
(Continued)
Note:
For compatibility with existing software written for COP888xG devices
and with existing Mask ROM devices, a read of the Port I input pins
(address xxD7) will return the same data as reading the Port F input
pins (address xx96). It is recommended new applications which will go
to production with the COP8SGx use the Port F addresses. Note that
compatible ROM devices contains the input only Port I instead of the
bi-directional Port F.
Port D is an 8-bit output port that is preset high when RESET
goes low. The user can tie two or more D port outputs
(except D2) together in order to get a higher drive.
Note:
Care must be exercised with the D2 pin operation. At RESET, the
external loads on this pin must ensure that the output voltages stay
above 0.7 V
to prevent the chip from entering special modes. Also
keep the external loading on D2 to less than 1000 pF.
10131710
FIGURE 4. I/O Port Configurations
10131712
FIGURE 5. I/O Port Configurations—Output Mode
10131711
FIGURE 6. I/O Port Configurations—Input Mode
C
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相關(guān)PDF資料
PDF描述
COP8SGC040L6 LMV1012 Analog Series: Pre-Amplified IC's for High Gain 2-Wire Microphones; Package: MICRO SMD; No of Pins: 4
COP8SGC040V6 LMV1032-06/LMV1032-15/LMV1032-25 Amplifiers for 3-Wire Analog Electret Microphones; Package: MICRO SMD; No of Pins: 4
COP8SGC040V7 LMV1088 Dual Input, Clarisound TM Far Field Noise Suppression Microphone Amplifier with Automatic Calibration Ability; Package: MICRO SMDXT; No of Pins: 36
COP8SGC040V8 LMV1088 Dual Input, Clarisound TM Far Field Noise Suppression Microphone Amplifier with Automatic Calibration Ability
COP8SGC040V9 LMV1088 Dual Input, Clarisound TM Far Field Noise Suppression Microphone Amplifier with Automatic Calibration Ability; Package: MICRO SMDXT; No of Pins: 36
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