參數(shù)資料
型號(hào)： PSD314R
英文描述： Field Programmable Microcontroller Peripherals(可編程邏輯,無SRAM,19個(gè)可編程I/O,通用PLD有16個(gè)輸入)
中文描述： 現(xiàn)場(chǎng)可編程微控制器外圍設(shè)備（可編程邏輯，無的SRAM，19余個(gè)可編程輸入/輸出，通用PLD的有16個(gè)輸入）
文件頁數(shù)： 76/127頁
文件大小： 682K
代理商： PSD314R
2-77
Key Features
Programmable Peripheral
PSD312
Field-Programmable Microcontroller Peripheral
J
Single Chip Programmable Peripheral for Microcontroller-based Applications
J
19 Individually Configurable I/O pins that can be used as:
— Microcontroller I/O port expansion
— Programmable Address Decoder (PAD) I/O
— Latched address output
— Open drain or CMOS
J
Two Programmable Arrays (PAD A & PAD B)
— Total of 40 Product Terms and up to 16 Inputs and 24 Outputs
— Direct Address Decoding up to 1 Meg address space and up to 16 Meg with paging
— Logic replacement
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“No Glue” Microcontroller Chip-Set
— Built-in address latches for multiplexed address/data bus
— Non-multiplexed address/data bus mode
— 8-bit data bus width
— ALE and Reset polarity programmable
— Selectable modes for read and write control bus as RD/WR, R/W/E, or R/W/DS
— PSEN pin for 8051 users
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Built-In Page Logic
— To Expand the Address Space of Microcontrollers with Limited Address
Space Capabilities
— Up to 16 pages
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512 Kbits of UV EPROM
— Configured as 64K x 8
— Divides into 8 equal mappable blocks for optimized mapping
— Block resolution is 8K x 8
— 70 ns EPROM access time, including input latches and PAD address decoding.
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16 Kbit Static RAM
— Configured as 2K x 8
— 70 ns SRAM access time, including input latches and PAD address decoding
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Address/Data Track Mode
— Enables easy Interface to Shared Resources (e.g., Mail Box SRAM) with other
Microcontrollers or a Host Processor
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CMiser-Bit
— Programmable option to further reduce power consumption
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Built-In Security
— Locks the PSD312 and PAD Decoding Configuration
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Available in a Choice of Packages
— 44 Pin PLDCC, CLDCC and TQFP
— 52 Pin PQFP
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Simple Menu-Driven Software:
Configure the PSD312 on an IBM PC
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Pin and Function Compatible with the PSD311/311L, PSD313/313L and
PSD314R/314RL
相關(guān)PDF資料
PDF描述
PSD302L Field Programmable Microcontroller Peripherals(可編程邏輯,16K位SRAM,19個(gè)可編程I/O,通用PLD有16個(gè)輸入)
PSD303R Field Programmable Microcontroller Peripherals(可編程邏輯,無SRAM,19個(gè)可編程I/O,通用PLD有16個(gè)輸入)
PSD304RL Field Programmable Microcontroller Peripherals(可編程邏輯,無SRAM,19個(gè)可編程I/O,通用PLD有16個(gè)輸入)
PSD312L Field Programmable Microcontroller Peripherals(可編程邏輯,16K位SRAM,4位頁寄存器,19個(gè)可編程I/O,通用PLD有16個(gè)輸入)
PSD312R Field Programmable Microcontroller Peripherals(可編程邏輯,無SRAM,4位頁寄存器,19個(gè)可編程I/O,通用PLD有16個(gè)輸入)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PSD314R-12J 制造商:WSI 功能描述:
PSD314R-12JI 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Field-Programmable Peripheral
PSD314R-12LI 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Field-Programmable Peripheral
PSD314R-12LM 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Field-Programmable Peripheral
PSD314R-12Q 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Field-Programmable Peripheral
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