AT87C52X2-3CSUM Atmel, AT87C52X2-3CSUM Datasheet - Page 4

• Manufacturer Part Number: AT87C52X2-3CSUM
• Description: IC 8051 MCU 8K OTP 40MHZ 40DIP
• Manufacturer: Atmel
• Series: 87Cr

Specifications of AT87C52X2-3CSUM

• 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: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

Table 2. All SFRs with their address and their reset value
Reserved
4
F8h
F0h
E8h
E0h
B8h
B0h
A8h
A0h
98h
90h
88h
80h
D8
D0
C8
C0
h
h
h
h
Addressable
XX00 0000
0X00 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
1111 1111
1111 1111
1111 1111
1111 1111
T2CON
SCON
TCON
TS8xCx2X2
PSW
ACC
Bit
0/8
0/8
P3
P2
P1
P0
IE
B
IP
XXXX XXXX
XXXX XX00
0000 0000
0000 0000
0000 0000
0000 0111
T2MOD
SADEN
SADDR
TMOD
SBUF
1/9
1/9
SP
XXXX XXX0
0000 0000
0000 0000
0000 0000
RCAP2L
AUXR1
DPL
TL0
2/A
2/A
0000 0000
0000 0000
0000 0000
RCAP2H
DPH
TL1
3/B
3/B
Non Bit Addressable
0000 0000
0000 0000
TH0
TL2
4/C
4/C
0000 0000
0000 0000
TH2
TH1
5/D
5/D
XXXXXXX0
AUXR
6/E
6/E
XXXX XXX0
XX00 0000
00X1 0000
CKCON
PCON
IPH
7/F
7/F
4184G–8051–09/06
DFh
CFh
FFh
F7h
EFh
E7h
D7h
C7h
BFh
B7h
AFh
A7h
9Fh
8Fh
97h
87h