P87C52SBPN,112 NXP Semiconductors, P87C52SBPN,112 Datasheet - Page 12

• Manufacturer Part Number: P87C52SBPN,112
• Description: IC 80C51 MCU 8K OTP 40-DIP
• Manufacturer: NXP Semiconductors
• Series: 87Cr

Specifications of P87C52SBPN,112

• Program Memory Type: OTP
• Program Memory Size: 8KB (8K x 8)
• Package / Case: 40-DIP (0.600", 15.24mm)
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR
• Number Of I /o: 32
• Ram Size: 256 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: 256 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
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-1012-5; 935253690112; P87C52SBPN

Philips Semiconductors
2000 Aug 07
80C51 8-bit microcontroller family
4 K/8 K OTP/ROM low voltage (2.7 V–5.5 V),
low power, high speed (33 MHz), 128/256 B RAM
*
T2EX PIN
Symbol
—
T2OE
DCEN
T2MOD
User software should not write 1s to reserved bits. These bits may be used in future 8051 family products to invoke new features.
In that case, the reset or inactive value of the new bit will be 0, and its active value will be 1. The value read from a reserved bit is
indeterminate.
T2 PIN
OSC
Not Bit Addressable
Address = 0C9H
Function
Not implemented, reserved for future use.*
Timer 2 Output Enable bit.
Down Count Enable bit. When set, this allows Timer 2 to be configured as an up/down counter.
TRANSITION
Bit
DETECTOR
12
—
7
C/T2 = 0
C/T2 = 1
—
EXEN2
6
Figure 4. Timer 2 in Auto-Reload Mode (DCEN = 0)
Figure 3. Timer 2 Mode (T2MOD) Control Register
CONTROL
—
5
TR2
CONTROL
RELOAD
—
4
12
(8-BITS)
RCAP2L
TL2
—
3
(8-BITS)
RCAP2H
TH2
—
2
80C51/87C51/80C52/87C52
T2OE
1
EXF2
TF2
Reset Value = XXXX XX00B
DCEN
0
Product specification
INTERRUPT
SU00729
TIMER 2
SU00067