DS87C550-QNL Maxim Integrated Products, DS87C550-QNL Datasheet - Page 34

• Manufacturer Part Number: DS87C550-QNL
• Description: IC MCU EPROM ADC/PWM HS 68-PLCC
• Manufacturer: Maxim Integrated Products
• Series: 87Cr

Specifications of DS87C550-QNL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, SIO, UART/USART
• Peripherals: Power-Fail Reset, PWM, WDT
• Number Of I /o: 55
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 68-LCC, 68-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

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
Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not
implied. Exposure to absolute maximum rating conditions for extended periods can affect device reliability.
DC ELECTRICAL CHARACTERISTICS
(V
PARAMETER
Supply Voltage
Power-fail Warning
Minimum Operating Voltage
Supply Current Active Mode
Supply Current Idle Mode
Supply Current Stop Mode
Supply Current Stop Mode
with Band-gap enabled
Input Low Level
Input High Level
Input High Level RST
Input High Level XTAL2
Output Low Voltage Ports 1, 3,
4, 5, 6 @ I
Output Low Voltage Ports 0, 2,
Output High Voltage Ports 1, 2,
3, 4, 6, ALE
@ I
Output High Voltage Ports 1, 2,
3, 4, 6, @ I
Output High Voltage Ports 0, 2,
ALE, PSEN in Bus Mode
I
Input Low Current Ports 1, 2, 3,
4, 6 @ 0.45V
Transition Current from 1 to 0
Ports 1, 2, 3, 4, 6 @ 2V
Input Leakage Port 0, 5 and EA
Input Leakage Port 0, Bus
Mode
RST Pulldown Resistance
ALE
OH
CC
= 4.5V, T
OH
= -8 mA
,
PSEN
= -50 µA
OL
OH
@ I
, PSEN
A
= 1.6 mA
= -1.5 mA
= -40°C to +85°C.)
OL
= 3.2 mA
CC
Relative to Ground…………………………………………………..-0.3V to 6.0V
SYMBOL
V
V
V
V
V
I
I
V
V
I
R
V
V
V
V
STOP
SPBG
V
I
IDLE
I
I
I
I
PFW
RST
CC
OL1
OL2
OH1
OH2
OH3
TL
RST
IH2
IH3
IL
CC
L
L
IH
IL
34 of 49
MIN
4.25
3.25
-350
-0.3
-10
4.5
4.0
2.0
2.5
2.4
2.4
2.4
50
TYP
4.38
4.13
0.15
0.15
100
5.0
30
15
1
V
V
V
MAX
+500
CC
CC
CC
4.25
+0.8
0.45
0.45
-650
+10
120
170
-55
5.5
4.5
43
30
12
+0.3
+0.3
+0.3
UNITS
mA
mA
µA
µA
µA
µA
µA
µA
kW
V
V
V
V
V
V
V
V
V
V
V
V
CC
NOTES
1, 6
1, 7
1, 5
+0.5V)
11
10
1
1
1
2
3
4
4
1
1
1
1
1
1
8
9