AT87C52X2-RLRUM Atmel, AT87C52X2-RLRUM Datasheet - Page 44
![MCU ROMLESS 32X2 3V 44-VQFP](/photos/6/92/69202/313-44-vqfp_sml.jpg)
AT87C52X2-RLRUM
Manufacturer Part Number
AT87C52X2-RLRUM
Description
MCU ROMLESS 32X2 3V 44-VQFP
Manufacturer
Atmel
Series
87Cr
Datasheet
1.AT80C32X2-RLRUL.pdf
(55 pages)
Specifications of AT87C52X2-RLRUM
Core Processor
8051
Core Size
8-Bit
Speed
40/20MHz
Connectivity
UART/USART
Peripherals
POR
Number Of I /o
32
Program Memory Size
8KB (8K x 8)
Program Memory Type
OTP
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
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
44
TS8xCx2X2
Table 30. AC Parameters for a Fix Clock
Symbol
Speed
T
T
T
T
T
T
T
T
T
T
T
T
T
T
WLWH
QVWX
QVWH
WHQX
RHDX
RHDZ
AVWL
WHLH
RLRH
RLDV
AVDV
RLAZ
LLDV
LLWL
Min
130
130
160
50
75
10
15
10
0
40 MHz
-M
Max
100
160
165
100
30
40
0
Min
107
85
85
30
47
X2 mode
0
7
9
7
30 MHz
60 MHz
equiv.
-V
Max
100
60
18
98
70
27
0
Min
135
135
165
standard
55
80
15
17
15
mode 40
0
MHz
-V
Max
102
165
175
35
95
35
0
Min
125
125
155
45
70
10
X2 mode
0
5
5
20 MHz
40 MHz
equiv.
-L
Max
155
160
105
95
25
45
0
Min
175
175
103
213
standard
70
13
18
13
0
30 MHz
mode
-L
Max
137
222
235
130
42
53
0
4184I–8051–02/08
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns