參數(shù)資料
型號: DS80C320
廠商: Maxim Integrated Products, Inc.
英文描述: High-Speed/Low-Power Microcontrollers
中文描述: 高速/低功耗微控制器
文件頁數(shù): 21/42頁
文件大?。?/td> 1501K
代理商: DS80C320
DS80C320/DS80C323
21 of 42
NOTES FOR DS80C320 DC ELECTRICAL CHARACTERISTICS:
All parameters apply to both commercial and industrial temperature operation unless otherwise noted.
1. All voltages are referenced to ground.
2. Active current is measured with a 25 MHz clock source driving XTAL1, V
CC
=RST=5.5V, all other
pins disconnected.
3. Idle mode current is measured with a 25 MHz clock source driving XTAL1, V
CC
=5.5V, RST at
ground, all other pins disconnected.
4. Stop mode current measured with XTAL1 and RST grounded, V
CC
=5.5V, all other pins disconnected.
when addressing external memory.
5. When addressing external memory.
6. RST=V
CC
. This condition mimics operation of pins in I/O mode.
7. During a 0 to 1 transition, a one-shot drives the ports hard for two clock cycles. This measurement
reflects port in transition mode.
8. Ports 1, 2, and 3 source transition current when being pulled down externally. It reaches its maximum
at approximately 2V.
9. 0.45<V
IN
<V
CC
. Not a high impedance input. This port is a weak address holding latch because Port 0
is dedicated as an address bus on the DS80C320. Peak current occurs near the input transition point of
the latch, approximately 2V.
10. Over the industrial temperature range, this specification has a maximum value of 200 μA.
11. This is the current required from an external circuit to hold a logic low level on an I/O pin while the
corresponding port latch bit is set to 1. This is only the current required to
hold
the low level;
transitions from 1 to 0 on an I/O pin will also have to overcome the transition current.
12. Device operating range is 4.5V to 5.5V; however, device is tested to 4.0V to ensure proper operation
at minimum V
RST
.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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DS80C320+MCG 制造商:Maxim Integrated Products 功能描述:MCU 8BIT CISC ROMLESS 5V 40PDIP - Rail/Tube 制造商:Maxim Integrated Products 功能描述:IC 8BIT CPU CMOS 80C320 DIP40 制造商:Maxim Integrated Products 功能描述:IC, 8BIT CPU CMOS, 80C320, DIP40 制造商:Maxim Integrated Products 功能描述:IC, 8BIT CPU CMOS, 80C320, DIP40; Controller Family/Series:(8051) 8052; Core Size:8bit; No. of I/O's:32; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Digital IC Case Style:DIP; No. of Pins:40; RAM Memory Size:256Byte; CPU ;RoHS Compliant: Yes