P87C51X2BBD,157 NXP Semiconductors, P87C51X2BBD,157 Datasheet - Page 29
![IC 80C51 MCU 128 RAM 44LQFP](/photos/12/13/121370/44-lqfp_sml.jpg)
P87C51X2BBD,157
Manufacturer Part Number
P87C51X2BBD,157
Description
IC 80C51 MCU 128 RAM 44LQFP
Manufacturer
NXP Semiconductors
Series
87Cr
Datasheet
1.P87C52X2BN112.pdf
(62 pages)
Specifications of P87C51X2BBD,157
Program Memory Type
OTP
Program Memory Size
4KB (4K x 8)
Package / Case
44-LQFP
Core Processor
8051
Core Size
8-Bit
Speed
33MHz
Connectivity
EBI/EMI, UART/USART
Peripherals
POR
Number Of I /o
32
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Processor Series
P87C5x
Core
80C51
Data Bus Width
8 bit
Data Ram Size
128 B
Interface Type
UART
Maximum Clock Frequency
33 MHz
Number Of Programmable I/os
32
Number Of Timers
3
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
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
Lead free / RoHS Compliant
Other names
935271374157
P87C51X2BBD
P87C51X2BBD
P87C51X2BBD
P87C51X2BBD
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
P87C51X2BBD,157
Manufacturer:
NXP Semiconductors
Quantity:
10 000
Philips Semiconductors
2003 Jan 24
80C51 8-bit microcontroller family
4K/8K/16K/32K ROM/OTP, 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
D2
D2
D
CL
TB8
Figure 17. Serial Port Mode 3
S
Bit Detector
Q
TX Clock
Start
Read
SBUF
Start
D3
D3
16
RX Clock
Load
SBUF
Zero Detector
29
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
Shift
D7
D7
P80C3xX2; P80C5xX2;
TB8
RB8
Stop Bit
Stop Bit
P87C5xX2
Product data
TxD
Transmit
Receive
SU00542