P87C51RC2BBD,157 NXP Semiconductors, P87C51RC2BBD,157 Datasheet - Page 27

• Manufacturer Part Number: P87C51RC2BBD,157
• Description: IC 80C51 MCU 512 RAM 44LQFP
• Manufacturer: NXP Semiconductors
• Series: 87Cr

Specifications of P87C51RC2BBD,157

• Program Memory Type: OTP
• Program Memory Size: 32KB (32K x 8)
• Package / Case: 44-LQFP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Processor Series: P87C51
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 4
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: 0 C
• Package: 44LQFP
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 33 MHz
• Cpu Family: 87C
• Device Core Size: 8b
• Frequency (max): 33MHz
• Total Internal Ram Size: 512Byte
• # I/os (max): 32
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• Instruction Set Architecture: CISC
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: OM10064 - EMULATOR 80C51 PDS51-MK2
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Compliant
• Other names: 935272152157; P87C51RC2BBD; P87C51RC2BBD

Philips Semiconductors
2003 Jan 24
80C51 8-bit microcontroller family
with 512B/1KB RAM, low voltage (2.7 to 5.5 V), low power, high
speed (30/33 MHz)
SMOD = 0
Data
Shift
TxD
TI
Stop Bit Gen.
RxD
Shift
Bit Detector
Sample Times
RI
Clock
Clock
TX
RX
Overflow
Timer 1
Write to SBUF
2
SMOD = 1
16 Reset
RxD
Start Bit
Send
Start
Bit
S1P1
SBUF
Write
Interrupt
Serial
to
Port
D0
D0
Transition
Detector
1-to-0
Sample
D1
16
D1
8KB/16KB/32KB/64KB OTP
D2
D2
D
CL
TB8
Figure 12. Serial Port Mode 3
S
Bit Detector
Q
TX Clock
Start
Read
SBUF
Start
D3
D3
16
RX Clock
Load
SBUF
Zero Detector
27
TX Control
RX Control
D4
D4
80C51 Internal Bus
80C51 Internal Bus
T1
R1
SBUF
Input Shift Register
SBUF
Shift
D5
D5
(9 Bits)
1FFH
Load
SBUF
D6
Data
Send
D6
Shift
P87C51RA2/RB2/RC2/RD2
Shift
D7
D7
TB8
RB8
Stop Bit
Stop Bit
Product data
TxD
Transmit
Receive
SU00542