參數(shù)資料
型號: PSD833F2-15M
元件分類: 微控制器/微處理器
英文描述: 1M X 1 FLASH, 27 I/O, PIA-GENERAL PURPOSE, PQFP52
封裝: PLASTIC, QFP-52
文件頁數(shù): 85/122頁
文件大?。?/td> 489K
代理商: PSD833F2-15M
Preliminary Information
PSD8XXF Family
61
The
PSD8XXF
Functional
Blocks
(cont.)
9.4.6 Port C – Functionality and Structure
Port C can be configured to perform one or more of the following functions (see Figure 25):
MCU I/O Mode
CPLD Output – McellBC[7:0] outputs can be connected to Port B or Port C.
CPLD Input – via the Input Micro
Cells
Address In – Additional high address inputs using the Input Micro
Cells.
In-System Programming – JTAG port can be enabled for programming/erase of the
PSD8XXF device. (See Section 9.6 for more information on JTAG programming.)
Open Drain – Port C pins can be configured in Open Drain Mode
Battery Backup features – PC2 can be configured as a Battery Input (Vstby) pin.
PC4 can be configured as a Battery On Indicator output
pin, indicating when Vcc is less than Vbat.
Port C does not support Address Out mode, and therefore no Control Register is required.
Pin PC7 may be configured as the DBE input in certain microcontroller interfaces.
9.4.7 Port D – Functionality and Structure
Port D has three I/O pins. See Figure 26. This port does not support Address Out mode,
and therefore no Control Register is required. Port D can be configured to perform one or
more of the following functions:
MCU I/O Mode
CPLD Output – (external chip select)
CPLD Input – direct input to CPLD, no Input Micro
Cells
Slew rate – pins can be set up for fast slew rate
Port D pins can be configured in PSDsoft as input pins for other dedicated functions:
PD0 – ALE, as address strobe input
PD1 – CLKIN, as clock input to the Micro
Cells Flip Flops and APD counter
PD2 – CSI, as active low chip select input. A high input will disable the
Flash/EEPROM/SRAM and CSIOP.
9.4.7.1 External Chip Select
The CPLD also provides three chip select outputs on Port D pins that can be used to
select external devices. Each chip select (ECS0-2) consists of one product term that can
be configured active high or low. The output enable of the pin is controlled by either the
output enable product term or the Direction Register. (See Figure 27.)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PSD833F2-90J 功能描述:CPLD - 復(fù)雜可編程邏輯器件 5.0V 1M 90ns RoHS:否 制造商:Lattice 系列: 存儲類型:EEPROM 大電池數(shù)量:128 最大工作頻率:333 MHz 延遲時間:2.7 ns 可編程輸入/輸出端數(shù)量:64 工作電源電壓:3.3 V 最大工作溫度:+ 90 C 最小工作溫度:0 C 封裝 / 箱體:TQFP-100
PSD833F2-90JI 功能描述:SPLD - 簡單可編程邏輯器件 5.0V 1M 90ns RoHS:否 制造商:Texas Instruments 邏輯系列:TICPAL22V10Z 大電池數(shù)量:10 最大工作頻率:66 MHz 延遲時間:25 ns 工作電源電壓:4.75 V to 5.25 V 電源電流:100 uA 最大工作溫度:+ 75 C 最小工作溫度:0 C 安裝風格:Through Hole 封裝 / 箱體:DIP-24
PSD833F2-90M 功能描述:SPLD - 簡單可編程邏輯器件 5.0V 1M 90ns RoHS:否 制造商:Texas Instruments 邏輯系列:TICPAL22V10Z 大電池數(shù)量:10 最大工作頻率:66 MHz 延遲時間:25 ns 工作電源電壓:4.75 V to 5.25 V 電源電流:100 uA 最大工作溫度:+ 75 C 最小工作溫度:0 C 安裝風格:Through Hole 封裝 / 箱體:DIP-24
PSD833F2-90MI 功能描述:CPLD - 復(fù)雜可編程邏輯器件 5.0V 1M 90ns RoHS:否 制造商:Lattice 系列: 存儲類型:EEPROM 大電池數(shù)量:128 最大工作頻率:333 MHz 延遲時間:2.7 ns 可編程輸入/輸出端數(shù)量:64 工作電源電壓:3.3 V 最大工作溫度:+ 90 C 最小工作溫度:0 C 封裝 / 箱體:TQFP-100
PSD834F2-15M 制造商:STMicroelectronics 功能描述:Flash In-System Programmable Peripherals 52-Pin PQFP