参数资料
型号: MC68HC05T7B
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP56
封装: SDIP-56
文件页数: 102/109页
文件大小: 9008K
代理商: MC68HC05T7B
Technical Data
MC68HC705KJ1MC68HRC705KJ1MC68HLC705KJ1 — Rev. 3.0
92
Parallel I/O Ports
MOTOROLA
Parallel I/O Ports
7.5 I/O Port Electrical Characteristics
Table 7-3. I/O Port DC Electrical Characteristics (VDD = 5.0 V)
(1)
1. VDD = 5.0 Vdc ± 10%, VSS = 0 Vdc, TA = –40°C to +85°C, unless otherwise noted.
Characteristic
Symbol
Min
Typ(2)
2. Typical values reflect average measurements at midpoint of voltage range, 25
°C.
Max
Unit
Current Drain Per Pin
I
——
25
mA
Output High Voltage
(ILoad = 2.5 mA) PA4–PA7
(ILoad = –5.5 mA) PB2–PB3, PA0–PA3
VOH
VDD –0.8
V
Output Low Voltage
(ILoad = 10.0 mA) PA0–PA7, PB2–PB3
VOL
——
0.8
V
Input High Voltage
PA0–PA7, PB2–PB3
VIH
0.7 x VDD
VDD
V
Input Low Voltage
PA0–PA7, PB2–PB3
VIL
VSS
0.2 x VDD
V
I/O Ports Hi-Z Leakage Current
PA0–PA7, PB2–PB3 (Without Individual
Pulldown Activated)
IIL
0.2
±1
A
Input Pulldown Current
PA0–PA7, PB2–PB3 (With Individual
Pulldown Activated)
IIL
35
80
200
A
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