DS80C323-ECD+ Maxim Integrated Products, DS80C323-ECD+ Datasheet - Page 21

• Manufacturer Part Number: DS80C323-ECD+
• Description: IC MCU HI SPEED 18MHZ 44-TQFP
• Manufacturer: Maxim Integrated Products
• Series: 80Cr

Specifications of DS80C323-ECD+

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 18MHz
• Connectivity: EBI/EMI, SIO, UART/USART
• Peripherals: Power-Fail Reset, WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: 80C
• Core: 8051
• Data Bus Width: 8 bit
• Program Memory Size: 64 KB
• Data Ram Size: 64 KB
• Interface Type: UART
• Maximum Clock Frequency: 18 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: 0 C
• Package: 44TQFP
• Device Core: 8051
• Family Name: 80C
• Maximum Speed: 18 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: DS80C323+ECD; DS80C323+ECD

ELECTRICAL SPECIFICATIONS
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground…………………………………………-0.3V to (V
Voltage Range on V
Operating Temperature Range………………………………………………………………….-40°C to +85°C
Storage Temperature Range…………………………………………………………………..-55°C to +125°C
Soldering Temperature…………………………………………….See IPC/JEDEC J-STD-020 Specification
This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the
operation sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of
time may affect reliability.
DC ELECTRICAL CHARACTERISTICS—DS80C320
(V
Operating Supply Voltage
Power-Fail Warning Voltage
Minimum Operating Voltage
Supply Current Active Mode at 25MHz
Supply Current Idle Mode at 25MHz
Supply Current Active Mode at 33MHz
Supply Current Idle Mode at 33MHz
Supply Current Stop Mode,
Bandgap Reference Disabled
Supply Current Stop Mode,
Bandgap Reference Enabled
Input Low Level
Input High Level (Except XTAL1 and RST)
Input High Level XTAL1 and RST
Output-Low Voltage Ports 1, 3
at I
Output-Low Voltage Ports 0, 2, ALE,
at I
Output-High Voltage Ports 1, 3, ALE,
at I
Output High Voltage Ports 1, 3
at I
Output-High Voltage Ports 0, 2, ALE,
at I
Input Low Current Ports 1, 3 at 0.45V
Transition Current from 1 to 0
Ports 1, 3 at 2V
Input Leakage Port 0, Bus Mode
RST Pulldown Resistance
CC
OL
OL
OH
OH
OH
= 4.5V to 5.5V, T
= 1.6mA
= 3.2mA
= -50µA
= -1.5mA
= -8mA
PARAMETER
CC
A
Relative to Ground……………………………………………………..-0.3V to +6.0V
= -40°C to +85°C.)
PSEN
PSEN
PSEN
SYMBOL
DS80C320/DS80C323 High-Speed/Low-Power Microcontrollers
V
V
V
V
V
I
I
V
V
I
I
R
V
V
V
V
STOP
SPBG
21 of 38
I
IDLE
I
IDLE
I
I
I
PFW
CC
CC
OH1
OH2
OH3
RST
RST
OL1
OL2
TL
IH1
IH2
IL
CC
L
IL
MIN
-300
4.25
-0.3
4.5
4.0
2.0
3.5
2.4
2.4
2.4
50
TYP
4.38
0.01
5.0
4.1
30
15
35
20
50
V
V
CC
CC
MAX
+300
+0.8
-650
4.55
4.25
0.45
0.45
170
5.5
-55
45
25
80
1
+ 0.3
+ 0.3
UNITS
mA
mA
mA
mA
µA
µA
µA
µA
µA
k
V
V
V
V
V
V
V
V
V
V
V
CC
NOTES
+ 0.5V)
1, 12
4, 10
1, 5
1, 6
1, 7
1, 5
11
1
1
4
1
1
1
1
2
3
2
3
8
9