DS80C320-QNG+ Maxim Integrated Products, DS80C320-QNG+ Datasheet - Page 24
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DS80C320-QNG+
Manufacturer Part Number
DS80C320-QNG+
Description
IC MCU HI SPEED 33MHZ IND 44PLCC
Manufacturer
Maxim Integrated Products
Series
80Cr
Datasheet
1.DS80C323-QND.pdf
(38 pages)
Specifications of DS80C320-QNG+
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
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
-40°C ~ 85°C
Package / Case
44-LCC, 44-PLCC
Package
44PLCC
Device Core
8051
Family Name
80C
Maximum Speed
25 MHz
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
32
Interface Type
UART
Number Of Timers
3
Processor Series
80C
Core
8051
Program Memory Size
64 KB
Data Ram Size
64 KB
Maximum Clock Frequency
25 MHz
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Minimum Operating Temperature
- 40 C
For Use With
MCBX51 - BOARD EVALUATION 8051/251 44PIN
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
MOVX CHARACTERISTICS—DS80C320
Note: t
t
MCS
Data Hold After Read
Data Float After Read
ALE Low to Valid Data In
Port 0 Address to Valid Data
In
Port 2 Address to Valid Data
In
ALE Low to
Port 0 Address Valid to
Port 2 Address Valid to
Data Valid to
Data Hold After Write
High
RD
RD
RD
RD
WR
WR
WR
for each Stretch selection.
Pulse Width
Low to Valid Data In
Low to Address Float
or
Pulse Width
Low
Low
MCS
PARAMETER
WR
is a time period related to the Stretch memory cycle selection. The following table shows the value of
High to ALE
RD
WR
or
Transition
M2
WR
0
0
0
0
1
1
1
1
RD
RD
Low
or
or
M1
0
0
1
1
0
0
1
1
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
AVDV1
AVDV2
AVWL1
AVWL2
t
WLWH
QVWX
WHQX
WHLH
RLDV
RHDX
RHDZ
LLWL
RLRH
LLDV
RLAZ
M0
0
1
0
1
0
1
0
1
DS80C320/DS80C323 High-Speed/Low-Power Microcontrollers
2.5t
0.5t
1.5t
1.5t
24 of 38
2t
2t
2t
t
t
t
2t
3 machine cycles (default)
t
t
t
CLCL
CLCL
CLCL
MCS
MCS
CLCL
CLCL
CLCL
CLCL
MIN
CLCL
CLCL
CLCL
CLCL
CLCL
-9
VARIABLE CLOCK
0
0
MOVX CYCLES
-11
-11
-11
-10
-12
2 machine cycles
4 machine cycles
5 machine cycles
6 machine cycles
7 machine cycles
8 machine cycles
9 machine cycles
-11
-11
-10
-5
-7
-13
-8
-7
-9
1.5t
2.5t
2t
2.5t
3.5t
CLCL
0.5t
1.5t
2t
3t
CLCL
CLCL
t
(Note 5)
2t
t
CLCL
t
MAX
MCS
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
CLCL
-31+t
10
-28+t
-34+t
-25
+11
-25
-5
-27
-5
-27
-32
+6
+8
MCS
MCS
MCS
12 t
16 t
20 t
24 t
28 t
4 t
8 t
t
MCS
CLCL
CLCL
0
UNITS
CLCL
CLCL
CLCL
CLCL
CLCL
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
STRETCH
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
MCS
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0
=0
>0