AT89C55-33PC
vs
AT89C55WD-33AC
feature comparison
| Rohs Code |
No
|
No
|
| Part Life Cycle Code |
Obsolete
|
Transferred
|
| Ihs Manufacturer |
ATMEL CORP
|
ATMEL CORP
|
| Part Package Code |
DIP
|
QFP
|
| Package Description |
DIP, DIP40,.6
|
TQFP, TQFP44,.47SQ,32
|
| Pin Count |
40
|
44
|
| Reach Compliance Code |
compliant
|
not_compliant
|
| ECCN Code |
3A991.A.2
|
3A991.A.2
|
| HTS Code |
8542.31.00.01
|
8542.31.00.01
|
| Has ADC |
NO
|
NO
|
| Address Bus Width |
16
|
16
|
| Bit Size |
8
|
8
|
| CPU Family |
8051
|
8051
|
| Clock Frequency-Max |
33 MHz
|
33 MHz
|
| DAC Channels |
NO
|
NO
|
| DMA Channels |
NO
|
NO
|
| External Data Bus Width |
8
|
8
|
| JESD-30 Code |
R-PDIP-T40
|
S-PQFP-G44
|
| JESD-609 Code |
e0
|
e0
|
| Length |
52.2 mm
|
10 mm
|
| Number of I/O Lines |
32
|
32
|
| Number of Terminals |
40
|
44
|
| On Chip Program ROM Width |
8
|
8
|
| Operating Temperature-Max |
70 °C
|
70 °C
|
| Operating Temperature-Min |
|
|
| PWM Channels |
NO
|
NO
|
| Package Body Material |
PLASTIC/EPOXY
|
PLASTIC/EPOXY
|
| Package Code |
DIP
|
TQFP
|
| Package Equivalence Code |
DIP40,.6
|
TQFP44,.47SQ,32
|
| Package Shape |
RECTANGULAR
|
SQUARE
|
| Package Style |
IN-LINE
|
FLATPACK, THIN PROFILE
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| RAM (bytes) |
256
|
256
|
| ROM (words) |
20480
|
20480
|
| ROM Programmability |
FLASH
|
FLASH
|
| Seated Height-Max |
5.59 mm
|
1.2 mm
|
| Speed |
33 MHz
|
33 MHz
|
| Supply Voltage-Max |
5.5 V
|
5.5 V
|
| Supply Voltage-Min |
5 V
|
4.5 V
|
| Supply Voltage-Nom |
5 V
|
5 V
|
| Surface Mount |
NO
|
YES
|
| Technology |
CMOS
|
CMOS
|
| Temperature Grade |
COMMERCIAL
|
COMMERCIAL
|
| Terminal Finish |
TIN LEAD
|
TIN LEAD
|
| Terminal Form |
THROUGH-HOLE
|
GULL WING
|
| Terminal Pitch |
2.54 mm
|
0.8 mm
|
| Terminal Position |
DUAL
|
QUAD
|
| Width |
15.24 mm
|
10 mm
|
| uPs/uCs/Peripheral ICs Type |
MICROCONTROLLER
|
MICROCONTROLLER
|
| Base Number Matches |
1
|
1
|
| Pbfree Code |
|
No
|
| Samacsys Manufacturer |
|
Microchip
|
| Moisture Sensitivity Level |
|
3
|
| Supply Current-Max |
|
25 mA
|
|
|
|
Compare AT89C55-33PC with alternatives
Compare AT89C55WD-33AC with alternatives