DS87C550-QNL Maxim Integrated Products, DS87C550-QNL Datasheet - Page 9

• Manufacturer Part Number: DS87C550-QNL
• Description: IC MCU EPROM ADC/PWM HS 68-PLCC
• Manufacturer: Maxim Integrated Products
• Series: 87Cr

Specifications of DS87C550-QNL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, SIO, UART/USART
• Peripherals: Power-Fail Reset, PWM, WDT
• Number Of I /o: 55
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 68-LCC, 68-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

SPECIAL FUNCTION REGISTER LOCATION: Table 2 continued
ADCON2
ROMSIZE
PWMADR
RLOADL
SADEN0
SADEN1
STATUS
RLOADH
WDCON
REGISTER
PW01CS
PW23CS
PW01CON
PW23CON
ADMSB
T2MOD
ADLSB
WINLO
CMPH0
CMPH1
CMPH2
PW0FG
PW1FG
PW2FG
PW3FG
CTCON
T2CON
SCON1
WINHI
PORT4
PORT5
CPTH0
CPTH1
CPTH2
CPTH3
PORT6
SBUF1
PWM0
PWM1
PWM2
PWM3
T2SEL
RSTR
SETR
T2IR
PSW
ACC
TH2
TL2
EIE
EIP
TA
IP
B
SM0/FE_1
SMOD_1
OUTCF
CMTE1
STADC
PW0S2
PW2S2
TGFF1
CMT1
ADC7
ADRS
PW0F
PW2F
TF2S
TF2
ET2
PT2
BIT7
PIP
CY
CT3
-
-
-
-
PW0DC
PW2DC
CMTE0
PW0S1
PW2S1
SM1_1
TF2BS
TGFF0
MUX2
CMT0
ADC6
CM2F
ECM2
PCM2
EXF2
PAD
POR
CT3
BIT6
HIP
AC
-
-
-
-
PWMC1
PW0OE
PW2OE
CMSR5
PW0S0
PW2S0
SM2_1
MUX1
RCLK
ECM1
CMR5
ADC5
CM1F
CMS5
PCM1
EPFI
PS1
BIT5
LIP
CT2
F0
-
-
-
-
PW0T/C
PW2T/C
PWMC0
PW0EN
PW2EN
CMSR4
REN_1
MUX0
ECM0
CMR4
PCM0
TCLK
ADC4
CM0F
CMS4
TF2B
RS1
CT2
PS0
BIT4
9 of 49
PFI
-
-
-
-
EX5/EC3
PX5/PC3
PWMO3
IE5/CF3
CMSR3
EXEN2
PW1S2
PW3S2
SPTA1
TB8_1
ADC3
CMS3
CMR3
PW1F
PW3F
WDIF
APS3
RS0
PT1
BIT3
CT1
-
-
-
-
EX4/EC2
PX4/PC2
PWMO2
IE4/CF2
PW1DC
PW3DC
CMSR2
PW1S1
PW3S1
SPRA1
RB8_1
CMR2
WTRF
RMS2
ADC2
CMS2
APS2
PX1
TR2
CT1
BIT2
OV
-
-
-
EX3/EX1
PX3/PC1
PWMO1
IE3/CF1
PW1OE
PW3OE
CMSR1
PW1S0
PW3S0
SPTA0
CMR1
RMS1
ADC1
PWE1
CMS1
T2OE
APS1
C/
T2P1
EWT
TI_1
PT0
BIT1
CT0
F1
T2
PW1T/C
PW3T/C
PWMO0
IE2/CF0
EX2/EC0
PW1EN
PW3EN
PX2/PC0
CMSR0
SPRA0
DCEN
PWE0
CMR0
RMS0
ADC0
CMS0
APS0
T2P0
RWT
RI_1
PX0
CT0
BIT0
RL2
P
ADDRESS
DDh
BAh
CAh
CBh
CCh
CDh
DCh
DEh
EAh
EDh
B3h
B4h
B5h
B6h
B8h
B9h
BEh
BFh
CEh
CFh
D0h
D2h
D3h
D4h
D5h
D6h
D8h
D9h
DFh
EBh
ECh
EEh
B7h
C0h
C2h
C4h
C5h
C7h
C8h
C9h
E0h
E1h
E2h
E3h
E4h
E6h
E7h
E8h
EFh
F1h
FFh
F0h
F8h