ATXMEGA32D4-CU 查看數據表（PDF） - Atmel Corporation
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ATXMEGA32D4-CU Datasheet PDF : 136 Pages
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XMEGA D4
32.5
I/O Pin Characteristics
The I/O pins complies with the JEDEC LVTTL and LVCMOS specification and the high- and low
level input and output voltage limits reflect or exceed this specification.
Table 32-7. I/O pin characteristics.
Symbol
IOH (1)/
IOL (2)
Parameter
I/O pin source/sink current
VIH
High Level Input Voltage
VIL
Low Level Input Voltage
VOH High Level Output Voltage
VOL
Low Level Output Voltage
IIN
Input Leakage Current
RP
Pull/Buss keeper Resistor
Condition
VCC = 2.7 - 3.6V
VCC = 2.0 - 2.7V
VCC = 1.6 - 2.0V
VCC = 2.7- 3.6V
VCC = 2.0 - 2.7V
VCC = 1.6 - 2.0V
VCC = 3.3V
VCC = 3.0V
VCC = 1.8V
VCC = 3.3V
VCC = 3.0V
VCC = 1.8V
T = 25°C
IOH = -4mA
IOH = -3mA
IOH = -1mA
IOL = 8mA
IOL = 5mA
IOL = 3mA
Min.
-15
2
0.7×VCC
0.7×VCC
-0.3
-0.3
-0.3
2.6
2.1
1.4
tr
Rise time
No load
slew rate limitation
Notes:
1. The sum of all IOH for PORTA and PORTB must not exceed 100mA.
The sum of all IOH for PORTC must not exceed 200mA.
The sum of all IOH for PORTD and pins PE[0-1] on PORTE must not exceed 200mA.
The sum of all IOH for PE[2-3] on PORTE, PORTR and PDI must not exceed 100mA.
2. The sum of all IOL for PORTA and PORTB must not exceed 100mA.
The sum of all IOL for PORTC must not not exceed 200mA.
The sum of all IOL for PORTD and pins PE[0-1] on PORTE must not exceed 200mA.
The sum of all IOL for PE[2-3] on PORTE, PORTR and PDI must not exceed 100mA.
Typ.
2.9
2.6
1.6
0.4
0.3
0.2
<0.001
24
4
7
Max. Units
15
mA
VCC+0.3
VCC+0.3
VCC+0.3
0.3×VCC
0.3×VCC
0.3×VCC
V
0.76
0.64
0.46
0.1
µA
kΩ
ns
69
8135L–AVR–06/12
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