AT80C32X2-RLTUM Atmel, AT80C32X2-RLTUM Datasheet - Page 49
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AT80C32X2-RLTUM
Manufacturer Part Number
AT80C32X2-RLTUM
Description
IC 8051 MCU ROMLESS 44VQFP
Manufacturer
Atmel
Series
80Cr
Datasheet
1.TS87C52X2-VCA.pdf
(55 pages)
Specifications of AT80C32X2-RLTUM
Core Processor
8051
Core Size
8-Bit
Speed
40/20MHz
Connectivity
UART/USART
Peripherals
POR
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
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
External Clock Drive
Characteristics (XTAL1)
External Clock Drive
Waveforms
Figure 23. External Clock Drive Waveforms
AC Testing Input/Output
Waveforms
Figure 24. AC Testing Input/Output Waveforms
Float Waveforms
Figure 25. Float Waveforms
4184G–8051–09/06
INPUT/OUTPUT
0.45V
VCC-0.5V
VCC-0.5V
Table 36. AC Parameters
AC inputs during testing are driven at V
Timing measurement are made at V
For timing purposes a port pin is no longer floating when a 100 mV change from load
voltage occurs and begins to float when a 100 mV change from the loaded V
occurs. I
0.2VCC-0.1 V
T
0.7VCC
CHCX
Symbol
0.45V
VOH-0.1 V
VOL+0.1 V
T
T
T
T
T
TCHCL
CHCX
CLCH
CHCL
CLCL
CLCX
/T
CLCX
OL
/I
OH
Parameter
Oscillator Period
High Time
Low Time
Rise Time
Fall Time
Cyclic ratio in X2 mode
FLOAT
≥ ± 20mA.
VLOAD
TCLCX
0.2VCC+0.9
0.2VCC-0.1
TCLCL
VLOAD+0.1 V
VLOAD-0.1 V
IH
min for a logic “1” and V
CC
TCLCH
TCHCX
- 0.5 for a logic “1” and 0.45V for a logic “0”.
Min
25
40
5
5
IL
max for a logic “0”.
TS8xCx2X2
Max
60
5
5
OH
/V
Units
OL
ns
ns
ns
ns
ns
%
level
49